tn class 12 zoologyls

36
HIGHER SECONDARY - SECOND YEAR Bio-Zoology & Zoology One ne ne ne mark collection mark collection mark collection mark collections (MARCH 2006 - SEPTEMBER 2013) (TAMIL MEDIUM AND ENGLISH MEDIUM) 2013-2014 by K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology www.kalvisolai.com E.mail : [email protected] www.kalvisolai.com

Upload: revamanian

Post on 10-Dec-2015

11 views

Category:

Documents


1 download

DESCRIPTION

tn plus two

TRANSCRIPT

Page 1: Tn Class 12 Zoologyls

HIGHER SECONDARY - SECOND YEAR

Bio-Zoology

&

Zoology

OOOOne ne ne ne mark collectionmark collectionmark collectionmark collectionssss

(MARCH 2006 - SEPTEMBER 2013)

(TAMIL MEDIUM AND ENGLISH MEDIUM)

2013-2014

by

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A,

PGT in Zoology www.kalvisolai.com

E.mail : [email protected]

www.kalvisolai.com

Page 2: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 1 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

ghlk;ghlk;ghlk;ghlk;----1. kdpjdpd; clw;nraypay;1. kdpjdpd; clw;nraypay;1. kdpjdpd; clw;nraypay;1. kdpjdpd; clw;nraypay;

LESSON-1. HUMAN PHYSIOLOGY

1.Intake of less amount of protein leads to the

deficiency disease called | cztpy; Gujf; cztpy; Gujf; cztpy; Gujf; cztpy; Gujf; Fiwg;ghl;bdhy; Vw;gLk; Neha;Fiwg;ghl;bdhy; Vw;gLk; Neha;Fiwg;ghl;bdhy; Vw;gLk; Neha;Fiwg;ghl;bdhy; Vw;gLk; Neha; a) Beri Beri | ngupngup

b) Rickets | upf;nfl;];

c) Anaemia | ,uj;jr; Nrhif

d) Kwashiorkar | Gui]qbiIg<gI

2. Each gram of lipid is capable of yielding | yV!gqvil<!yV!gqvil<!yV!gqvil<!yV!gqvil<!zqh<hqcz<!dVuiGl<!gOzivqgtqe<!ntUzqh<hqcz<!dVuiGl<!gOzivqgtqe<!ntUzqh<hqcz<!dVuiGl<!gOzivqgtqe<!ntUzqh<hqcz<!dVuiGl<!gOzivqgtqe<!ntU!!!!a) 9.3 calories | :/4!gOzivqgt<!

b) 8.2 calories | 9/3!gOzivqgt<!

c) 7.1 calories | 8/2!gOzivqgt<!

d) 6 calories | 7!gOzivqgt<!

3. Deficiency of vitamin D causes | jum<mlqe<!Äjum<mlqe<!Äjum<mlqe<!Äjum<mlqe<!ÄD}!}!}!}!Gjxuqeiz<!d{<miGl<!OfibGjxuqeiz<!d{<miGl<!OfibGjxuqeiz<!d{<miGl<!OfibGjxuqeiz<!d{<miGl<!Ofib<!a) Nyctalopia | fqg<OmiOzih<hqbi!

b) Xerophthalmia | sqvih<kiz<lqbi

c) Osteomalacia | N <̂cObilOzsqbi

d) Pellagra | ohz<zig<vi

4. The calorie requirement for IRM at heavy work

during occupational activites is | gcek<!okipqz<!gcek<!okipqz<!gcek<!okipqz<!gcek<!okipqz<!

osb<Bl<!osb<Bl<!osb<Bl<!osb<Bl<!IRM!!!!....l<!okipqz<!osb<Bl<!OhiK!l<!okipqz<!osb<Bl<!OhiK!l<!okipqz<!osb<Bl<!OhiK!l<!okipqz<!osb<Bl<!OhiK!Okjuh<hMl<gOzivqgtqe<!ntU!we<eOkjuh<hMl<gOzivqgtqe<!ntU!we<eOkjuh<hMl<gOzivqgtqe<!ntU!we<eOkjuh<hMl<gOzivqgtqe<!ntU!we<e

a) 1100 calories |2211!gOzivqgt<!

b) 750 calories |861!gOzivqgt<!

c) 2200 calories |3311!gOzivqgt<!

d) 460 calories |571!gOzivqgt<!5. The normal BMI (Body mass index) range for adults is | LkqObiIgtqe<!dmz<fqjx!w{<{qe<!ntU!LkqObiIgtqe<!dmz<fqjx!w{<{qe<!ntU!LkqObiIgtqe<!dmz<fqjx!w{<{qe<!ntU!LkqObiIgtqe<!dmz<fqjx!w{<{qe<!ntU!ujvbjx!we<eujvbjx!we<eujvbjx!we<eujvbjx!we<e!!!!a) 10 - 15 |10-15 b) 12 - 24 |12-24 c) 15 - 20 | 15-20 d) 19 - 25 |19-25 6. The normal blood glucose level during fasting is | d{U!dm<ogit<tik!slbk<kqz<!dmzqz<!d{U!dm<ogit<tik!slbk<kqz<!dmzqz<!d{U!dm<ogit<tik!slbk<kqz<!dmzqz<!d{U!dm<ogit<tik!slbk<kqz<!dmzqz<!GTg<Ogisqe<!ntUGTg<Ogisqe<!ntUGTg<Ogisqe<!ntUGTg<Ogisqe<!ntU!!!!a) 70 to 110 mg/dl | 81!Lkz<!221!lq/gqvil</om/zqm< b) 80 to 200 mg/dl | 91!Lkz<!311!lq/gqvil</om/zqm<!c) 100 to 150 mg/dl |211!Lkz<!261!lq/gqvil</om/zqm<!d) 200 to 250 mg/dl | 311!Lkz<!361!lq/gqvil</om/zqm<!7. During emulsification, the bile salts convert bigger fat particles into smaller globules called | Fjvk<kz<!wEl<!Fjvk<kz<!wEl<!Fjvk<kz<!wEl<!Fjvk<kz<!wEl<!wlz<sqh<hqg<Ogseqe<!OhiK!ogiPh<hqe<!lix<xl<wlz<sqh<hqg<Ogseqe<!OhiK!ogiPh<hqe<!lix<xl<wlz<sqh<hqg<Ogseqe<!OhiK!ogiPh<hqe<!lix<xl<wlz<sqh<hqg<Ogseqe<!OhiK!ogiPh<hqe<!lix<xl<!!!!a) granules | Kgt<gt<!b) oil | w{<o{b<!c) chilomicrons | jgOzijlg<vie<gt<!d) millimicrons | lqz<zq!jlg<vie<gt< 8. During root canal treatment,the cavity of the tooth is filled with a sealing paste made of | hz<!OuIg<!Gpz<!hz<!OuIg<!Gpz<!hz<!OuIg<!Gpz<!hz<!OuIg<!Gpz<!sqgqs<jsbqe<!OhiK!hz<!GpqbqEt<!fqvh<Hl<!hjssqgqs<jsbqe<!OhiK!hz<!GpqbqEt<!fqvh<Hl<!hjssqgqs<jsbqe<!OhiK!hz<!GpqbqEt<!fqvh<Hl<!hjssqgqs<jsbqe<!OhiK!hz<!GpqbqEt<!fqvh<Hl<!hjs!!!!a) chitin | jgm<ce<!b) calcium carbonate | giz<sqbl<!giIhOem<!

c) iodised salt | nObijmM!dh<Hgt<!

d) gutta-percha resin | gm<miohIsi!ovsqe<

9. The gall stones are formed of | hqk<kg<!gx<gjt!hqk<kg<!gx<gjt!hqk<kg<!gx<gjt!hqk<kg<!gx<gjt!dVuig<GuKdVuig<GuKdVuig<GuKdVuig<GuK

a) calcium | giz<sqbl<!

b) growing infected tissue | hikqg<gh<hm<m!kqSg<gt<!

c) cholesterol | ogiz <̂m<viz<!

d) sodium crystals | Osicbh<!hcgr<gt<!

21/!21/!21/!21/!A fracture can be caused by |!!!!wZl<H!Lxquqx<Gg<!wZl<H!Lxquqx<Gg<!wZl<H!Lxquqx<Gg<!wZl<H!Lxquqx<Gg<!giv{l<giv{l<giv{l<giv{l<!!!!a)shock | nkqIs<sq!

b) loss of blood supply | -vk<k!Ym<m!-ph<H

c) impact of force | uqjsbqe<!kig<gl<

d) malnutrition | Gjx!d{u,m<ml<

11. The granulation of tissues around the site of

fracture is called | wZl<H!Lxqf<k!hGkqjbs<!Sx<xq!wZl<H!Lxqf<k!hGkqjbs<!Sx<xq!wZl<H!Lxqf<k!hGkqjbs<!Sx<xq!wZl<H!Lxqf<k!hGkqjbs<!Sx<xq!dVuiGl<!kqSk<!okiGkqdVuiGl<!kqSk<!okiGkqdVuiGl<!kqSk<!okiGkqdVuiGl<!kqSk<!okiGkq!!!!a) nodule | Lcs<S!

b) papilla | fQm<sqgt<!

c) rudiment | &zg<gVg<%X!

d) callus | giz <̂!

12. An inflammation of synovial membrane is called as

| sqeiuqbz<!hmzk<kqz<!Wx<hMl<!hikqh<Hsqeiuqbz<!hmzk<kqz<!Wx<hMl<!hikqh<Hsqeiuqbz<!hmzk<kqz<!Wx<hMl<!hikqh<Hsqeiuqbz<!hmzk<kqz<!Wx<hMl<!hikqh<H

a) infective arthiritis | okix<X!&m<Muzq!

b) osteoarthritis | Lpr<giz<!&m<Muzq!

c) rheumatic arthiritis | Vlim<cg<!&m<Muzq!

d) mechanical arthiritis | olg<gieqg<gz<!&m<Muzq!

13. During the contraction of muscle the ATP molecules

bind with the active site of |!!!!kjsgt<!SVr<Gl<!OhiK!kjsgt<!SVr<Gl<!OhiK!kjsgt<!SVr<Gl<!OhiK!kjsgt<!SVr<Gl<!OhiK!

ATP!!!!&zg<%Xgt<!-j{Bl<!-ml&zg<%Xgt<!-j{Bl<!-ml&zg<%Xgt<!-j{Bl<!-ml&zg<%Xgt<!-j{Bl<!-ml<!

a) myosin filament | jlObisqe<!-jp!

b) myofibrils | lObijhh<hqvqz<gt<!

c) nerve endings | fvl<HLje!

d) actin filaments | Ng<ce<!-jpgt<!

14. Ca ions necessary for the contraction of muscles are

released from | kjsbqe<!SVg<gk<kqx<Gk<!Okjubie!kjsbqe<!SVg<gk<kqx<Gk<!Okjubie!kjsbqe<!SVg<gk<kqx<Gk<!Okjubie!kjsbqe<!SVg<gk<kqx<Gk<!Okjubie!giz<sqbl<!nbeqgjt!outqbqMuKgiz<sqbl<!nbeqgjt!outqbqMuKgiz<sqbl<!nbeqgjt!outqbqMuKgiz<sqbl<!nbeqgjt!outqbqMuK!!!!a) blood | -vk<kl<!

b) protoplasm | HOvim<Omihqtisl<!

c) synovial membrane | sqOeiuqbz<!hmzl<!

d) sarcoplasmic reticulum | siIOgi!hqti <̂lqg<!ujz!

15. What is the substance that destroys the muscle

protein during rigor mortis | vqgI!liIcsqe<!OhiK!vqgI!liIcsqe<!OhiK!vqgI!liIcsqe<!OhiK!vqgI!liIcsqe<!OhiK!

kjsgtqz<!dt<t!Hvkk<jk!npqg<Gl<!ohiVt<kjsgtqz<!dt<t!Hvkk<jk!npqg<Gl<!ohiVt<kjsgtqz<!dt<t!Hvkk<jk!npqg<Gl<!ohiVt<kjsgtqz<!dt<t!Hvkk<jk!npqg<Gl<!ohiVt<!!!!

a) proteolytic enzymes | HOvicObi!jzcg<!ofikqgt<

b)mitochondrial enzymes | jlm<Omigi{<cvqbz<!ofikqgt<

c) lysosome enzymes | jzOsijsl<!ofikqgt<

d) esterases | w <̂m<Ovs <̂

16.The surface area of skin in our body is | flK!flK!flK!flK!

dmzqe<!olik<kk<!Okizqe<!Olz<!hvh<Hdmzqe<!olik<kk<!Okizqe<!Olz<!hvh<Hdmzqe<!olik<kk<!Okizqe<!Olz<!hvh<Hdmzqe<!olik<kk<!Okizqe<!Olz<!hvh<H!!!!

a) 1.1-2.2m2 | 2/2.3/3!kP2!

b) 2.2-3.3m2 | 3/3.4/4!kP2!

c) 1-2m2 | 2.3!kP2

d) 0.5-1.5m2 | 1/6.2/6!kP2

www.kalvisolai.com

Page 3: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 2 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

17. An oily substance called sebum is secreted by | sQhl<!sQhl<!sQhl<!sQhl<!we<x!w{<o{b<!ohiVjts<!Svh<hKwe<x!w{<o{b<!ohiVjts<!Svh<hKwe<x!w{<o{b<!ohiVjts<!Svh<hKwe<x!w{<o{b<!ohiVjts<!Svh<hK!!!!a) sweat gland | uqbIjus<!Svh<hq!

b) sebaceous gland | osOhsqb <̂!Svh<hq!

c) thyroid gland | jkvib<M!Svh<hq!

d) tear gland | g{<{QIs<!Svh<hq!

18. Albinism is an extreme degree of generalized | nz<hqeqsl<!we<hKnz<hqeqsl<!we<hKnz<hqeqsl<!we<hKnz<hqeqsl<!we<hK!!!!a) hyperpigmentation | nkqg!ntU!fqxlqgt<!

b) hypopigmentation | Gjxf<k!ntU!fqxlqgt<!c) failure of pigmentation | fqxlq!dVuig<gk<kqz<!GjxhiM!

d) perioral pigmentation | uib<!Olx<Hx!fqxlqgt<!

19. Partial albinism causes | GjxUt<t!nz<hqeqsl<!GjxUt<t!nz<hqeqsl<!GjxUt<t!nz<hqeqsl<!GjxUt<t!nz<hqeqsl<!d{<migg<!giv{l<d{<migg<!giv{l<d{<migg<!giv{l<d{<migg<!giv{l<!!!!a) leucoderma | ZBg<OgiomIli!

b) vitiligo | jum<czqOgi!

c) melanoma | olzOeili!

d) dermatitis | omIlim<c^<!

20. Excessive exposure to U V-rays can cause | nkqg!nkqg!nkqg!nkqg!ntU!HxDkig<gkqIgtqe<!kig<gk<kqeiz<!d{<miuKntU!HxDkig<gkqIgtqe<!kig<gk<kqeiz<!d{<miuKntU!HxDkig<gkqIgtqe<!kig<gk<kqeiz<!d{<miuKntU!HxDkig<gkqIgtqe<!kig<gk<kqeiz<!d{<miuK!!!!a) vomitting | uif<kq!

b) redness of eyes | g{<gt<!squh<hiGkz<!

c) colour change | fqxlix<xl<!

d) skin cancer | Okiz<!Hx<XOfib<!

21. Rag weed plant causes allergic responses and results

in | OvgOvgOvgOvg<!uQm<!kiuvk<kqe<!yu<uijl!Wx<hMk<Kl<!<!uQm<!kiuvk<kqe<!yu<uijl!Wx<hMk<Kl<!<!uQm<!kiuvk<kqe<!yu<uijl!Wx<hMk<Kl<!<!uQm<!kiuvk<kqe<!yu<uijl!Wx<hMk<Kl<!uqjtUuqjtUuqjtUuqjtU

a) photo dermatitis | ytq!Okiz<!H{<!b) herpetiformis dermatitis | oaIhq^<!ujg!Okiz<!uqbikq!

c) dermatitis artefacta | Okiz<!uqbikq!

d) all the above | wz<zig<!giv{r<gTl<!

22. The amount of urea present in blood | -vk-vk-vk-vk<kk<kqz<!<kk<kqz<!<kk<kqz<!<kk<kqz<!b,vqbiuqe<!ntUb,vqbiuqe<!ntUb,vqbiuqe<!ntUb,vqbiuqe<!ntU!!!!a) 0.02gms/100ml | 1/13!gqvil/211!lqzq!

b) 0.06gms/100ml | 1/17!gqvil</211lqzq!

c) 0.08gms/100ml | 1/19!gqvil</211lqzq

d) 0.01gms/100ml | 1/12!gqvil/211lqzq 23. Urea biosynthesis takes place in | b,vqbiju!b,vqbiju!b,vqbiju!b,vqbiju!dVuig<Gl<!-ml<dVuig<Gl<!-ml<dVuig<Gl<!-ml<dVuig<Gl<!-ml< a) blood | -vk<kl< b) liver | gz<zQvz< c) cerebro-spinal fluid |!&jtk<k{<Mumk<!kqvul< d) kidney | sqXfQvgl< 24.Number of ATP molecules spent to convert ammonia to urea is | nOlieqbiju!b,vqbiuig!lix<xk<!nOlieqbiju!b,vqbiuig!lix<xk<!nOlieqbiju!b,vqbiuig!lix<xk<!nOlieqbiju!b,vqbiuig!lix<xk<!Okjuh<hMl<!Okjuh<hMl<!Okjuh<hMl<!Okjuh<hMl<!ATP!!!!&zg<%Xgtqe<!w{<{qg<jg&zg<%Xgtqe<!w{<{qg<jg&zg<%Xgtqe<!w{<{qg<jg&zg<%Xgtqe<!w{<{qg<jg!!!!a) four | fie<G!b) two | -v{<M!c) three | &e<X!d) one | fie<G!25. During glomerular filtration the malpighian body acts like a | GtilVzi <̂!ucg<gm<Mkzqe<!OhiK!GtilVzi <̂!ucg<gm<Mkzqe<!OhiK!GtilVzi <̂!ucg<gm<Mkzqe<!OhiK!GtilVzi <̂!ucg<gm<Mkzqe<!OhiK!liz<hq\qbe<!dXh<hqe<!osbz<hiMliz<hq\qbe<!dXh<hqe<!osbz<hiMliz<hq\qbe<!dXh<hqe<!osbz<hiMliz<hq\qbe<!dXh<hqe<!osbz<hiM!!!!a) structural unit | nch<hjm!nzG!b) biological filter | dbqIucgm<c!

c) biological buffer | dbqIOukqs<slfqjzbig<gq!

d) acid-base balancer | giv.nlqzs<!slfqjzbig<gq!

26. The amount of blood supplied to the kidneys is

about | sqXfQvgk<kqx<Gs<!osz<Zl<!-vk<kk<kqe<!ntU!sqXfQvgk<kqx<Gs<!osz<Zl<!-vk<kk<kqe<!ntU!sqXfQvgk<kqx<Gs<!osz<Zl<!-vk<kk<kqe<!ntU!sqXfQvgk<kqx<Gs<!osz<Zl<!-vk<kk<kqe<!ntU!uqgqkl<uqgqkl<uqgqkl<uqgqkl<!!!!a) 20-25% of cardiac output |20 - 25%

b) 25-30%of cardiac output |25-30%

c) 30-35% of cardiac output | 30-35%

d) 35-40% of cardiac out put |35-40%

27. Net filteration force which is responsible for the

filtration in glomerulus is | GtilVzsqz<!gi{h<hMl<!GtilVzsqz<!gi{h<hMl<!GtilVzsqz<!gi{h<hMl<!GtilVzsqz<!gi{h<hMl<!olik<k!ucg<gm<Ml<!uqjsbqe<!ntUolik<k!ucg<gm<Ml<!uqjsbqe<!ntUolik<k!ucg<gm<Ml<!uqjsbqe<!ntUolik<k!ucg<gm<Ml<!uqjsbqe<!ntU!!!!a) 25mm Hg | 36!lq/lq/!Hg

b) 50mm Hg | 61!lq/lq/ Hg

c) 75mmHg | 86!lq/lq/ Hg

d) 80 mm Hg | 91!lq/lq/ Hg

28. The amount of urea reabsorbed in the urinary

tubules is | sqXfQvg!F{<Gpz<gtqz<!kqVl<h!sqXfQvg!F{<Gpz<gtqz<!kqVl<h!sqXfQvg!F{<Gpz<gtqz<!kqVl<h!sqXfQvg!F{<Gpz<gtqz<!kqVl<h!dxqR<sh<hMl<!b,vqbiuqe<!ntUdxqR<sh<hMl<!b,vqbiuqe<!ntUdxqR<sh<hMl<!b,vqbiuqe<!ntUdxqR<sh<hMl<!b,vqbiuqe<!ntU!!!!a) 5gm | 6!gqvil<!

b) 17gm | 28!gqvil<!

c) 21gm | 32!gqvil<

d) 20gm |31!gqvil<!

29. Area responsible for reabsorption of water, glucose,

sodium phosphate and bicarbonates is | fQI?fQI?fQI?fQI?!GTg<Ogi <̂?!Osicbl<?!hi^<Ohm<!lx<Xl<!jh!GTg<Ogi <̂?!Osicbl<?!hi^<Ohm<!lx<Xl<!jh!GTg<Ogi <̂?!Osicbl<?!hi^<Ohm<!lx<Xl<!jh!GTg<Ogi <̂?!Osicbl<?!hi^<Ohm<!lx<Xl<!jh!giIhOem<giIhOem<giIhOem<giIhOem<!!!!dxqR<sh<hMl<!-ml<dxqR<sh<hMl<!-ml<dxqR<sh<hMl<!-ml<dxqR<sh<hMl<!-ml<!!!!a) glomerulus | GtilVz^<!

b) proximal convoluted tubules | n{<jl!SV{<m!Gpz<!

c) collecting duct | Osgvqg<Gl<!Gpib<!d) descending limb of Henle’s loop|oae<Ozbqe<!gQpqxr<G!Gpz<!

30. The volume of water found in the glomerular

filterate is | GtilVziI!uc!kqvuk<kqz<!gi{h<hMl<!GtilVziI!uc!kqvuk<kqz<!gi{h<hMl<!GtilVziI!uc!kqvuk<kqz<!gi{h<hMl<!GtilVziI!uc!kqvuk<kqz<!gi{h<hMl<!

fQvqe<!ntUfQvqe<!ntUfQvqe<!ntUfQvqe<!ntU!!!!

a) 170 lit | 281!zqm<mI!

b) 168.5 lit | 279/6!zqm<mI!

c) 165 lit | 276!zqm<mI!

d) 162.8 lit |273/9!zqm<mI!

31. In recent days insulin resistant diabetes is

commonly noticed in the age group of | kx<slbl<!kx<slbl<!kx<slbl<!kx<slbl<!

-e<Szqe<!wkqIh<H!fQvqpqU!Ofib<!nkqgligg<!-e<Szqe<!wkqIh<H!fQvqpqU!Ofib<!nkqgligg<!-e<Szqe<!wkqIh<H!fQvqpqU!Ofib<!nkqgligg<!-e<Szqe<!wkqIh<H!fQvqpqU!Ofib<!nkqgligg<!

gi{h<hMl<!ubK!uvl<Hgi{h<hMl<!ubK!uvl<Hgi{h<hMl<!ubK!uvl<Hgi{h<hMl<!ubK!uvl<H!!!!

a) 10-15years | 21.26!uVml<!

b) 40-50years | 51.61!uVml<!

c) 35 - 40 years | 46.51!uVml<!

d) 20-25years |31.36!uVml<!

32. The type of diabetes that develops due to heavy

viral infection belongs to the category called | juv^<!juv^<!juv^<!juv^<!

okix<xqeiz<!Wx<hmg<%cb!fQvqpqU!Ofib<!-u<ujgjbs<!okix<xqeiz<!Wx<hmg<%cb!fQvqpqU!Ofib<!-u<ujgjbs<!okix<xqeiz<!Wx<hmg<%cb!fQvqpqU!Ofib<!-u<ujgjbs<!okix<xqeiz<!Wx<hmg<%cb!fQvqpqU!Ofib<!-u<ujgjbs<!

siIf<kKsiIf<kKsiIf<kKsiIf<kK!!!!

a) Insulin dependent diabetes | -e<Szqe<!siIf<k!fQvqpqU!

b) non-insulin dependent diabetes | -e<Szqe<!sivik!fQvqpqU!

c) inflammator diabetes | -v{!ujg!fQvqpqU!

d) harmful diabetes | kQr<Guqjt!fQvqpqU!

www.kalvisolai.com

Page 4: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 3 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

33. Which of the following is called artificial kidney | wK!osbx<jgbie!sqXfQvgl<!we<X!njpg<gh<hMgqxKwK!osbx<jgbie!sqXfQvgl<!we<X!njpg<gh<hMgqxKwK!osbx<jgbie!sqXfQvgl<!we<X!njpg<gh<hMgqxKwK!osbx<jgbie!sqXfQvgl<!we<X!njpg<gh<hMgqxK!!!!a) donar kidney | upr<gh<hm<m!sqXfQvgl<!!

b) dializer | jmbjzsI

c) tissue-matched kidney | kqSg<gTg<G!Wx<x!sqXfQvgl<

d) preserved kidney | hkh<hMk<kh<hm<m!sqXfQvgl<

DEPARTMENTAL MODEL PAPER-2006 BIO-ZOOLOGY

1. According to ICMR, the daily requirement of protein

for an average Indian is|ICMR ----d; Fwpg;gpd;gb Xu; d; Fwpg;gpd;gb Xu; d; Fwpg;gpd;gb Xu; d; Fwpg;gpd;gb Xu; ,e;jpadpd; jpdrup GNuhl;Bd; Njit,e;jpadpd; jpdrup GNuhl;Bd; Njit,e;jpadpd; jpdrup GNuhl;Bd; Njit,e;jpadpd; jpdrup GNuhl;Bd; Njit

a) 100 g / day|100 fp/ehs;

b) 100 g / kg body wt|100 fp/fpNyh cly; vil

c) 1 g / kg body wt. / day|1fp/fpNyh cly; vil/ ehs;

d) 1 g / day|1fp/ehs;

2. Type II diabetes is due to|,uz;lhk; tif ePupopT ,uz;lhk; tif ePupopT ,uz;lhk; tif ePupopT ,uz;lhk; tif ePupopT Neha; Njhd;wYf;fhd fhuzk;......Neha; Njhd;wYf;fhd fhuzk;......Neha; Njhd;wYf;fhd fhuzk;......Neha; Njhd;wYf;fhd fhuzk;...... a) non secretion of insulin|,dpRypd; Ruf;fhjpUj;jy;

b) insulin resistance|,dpRypd; vjph;g;G

c) poor eating|cztUe;jhik

d) anaemia|,uj;jr;Nrhif

3. Stones formed in the urinary bladder can be

disintegrated by a treatment called |rpWePufj;jpy; rpWePufj;jpy; rpWePufj;jpy; rpWePufj;jpy; Njhd;Wk; fw;fis cilj;J ntspNaw;Wk; Njhd;Wk; fw;fis cilj;J ntspNaw;Wk; Njhd;Wk; fw;fis cilj;J ntspNaw;Wk; Njhd;Wk; fw;fis cilj;J ntspNaw;Wk; rpfpr;irapd; ngau; rpfpr;irapd; ngau; rpfpr;irapd; ngau; rpfpr;irapd; ngau; a) Lithotripsy|ypj;Njhbhpg;rp

b) ECG |,.rp.[p

c) EEG |,.,.[p

d) CT Scan |rp.b. Njh;e;jhuha;jy;

4. Myasthenia gravis is a / an |kah];jPkah];jPkah];jPkah];jPdpa fpuhtp]; dpa fpuhtp]; dpa fpuhtp]; dpa fpuhtp]; vd;gJ Xu;.........vd;gJ Xu;.........vd;gJ Xu;.........vd;gJ Xu;......... a) vitamin deficiency disease |itl;lkpd; FiwghL Neha;

b) infectious disease |njhw;WNeha;

c) kidney disorder |rpWePuff; FiwghL

d) autoimmune disease |Rajilfhg;G Neha;

MARCH - 2006 – BIO-ZOOLOGY 1. 1. 1. 1. The conditiuon of wrinkled and carotinised corneal epithelium is called……|tpopg;gly vgpjPypak; tpopg;gly vgpjPypak; tpopg;gly vgpjPypak; tpopg;gly vgpjPypak; RUq;Fjyile;J fbdg;gl;L fhzg;gLk; epiy RUq;Fjyile;J fbdg;gl;L fhzg;gLk; epiy RUq;Fjyile;J fbdg;gl;L fhzg;gLk; epiy RUq;Fjyile;J fbdg;gl;L fhzg;gLk; epiy ,t;thW miof;fg;gLk;,t;thW miof;fg;gLk;,t;thW miof;fg;gLk;,t;thW miof;fg;gLk; a) Xerosis | rpNuh]p]; b) Xerophthalmia| rPNuhg;jhy;kpah c)Dementia| bnkd;~pah d) Osteomalacia| M];bNahkNyrpah 2. The percentage of oxygen in the inhaled air is…… cs;spOf;fg;gLk; fhw;wpYs;s Mf;]p[dpd; msT cs;spOf;fg;gLk; fhw;wpYs;s Mf;]p[dpd; msT cs;spOf;fg;gLk; fhw;wpYs;s Mf;]p[dpd; msT cs;spOf;fg;gLk; fhw;wpYs;s Mf;]p[dpd; msT ............. rjtPjk; MFk;.............. rjtPjk; MFk;.............. rjtPjk; MFk;.............. rjtPjk; MFk;. a) 79. 00 |79.00 b) 0.04 | 0.04 c)21.00 |21.00 d) 15.70 | 15.70 3. . . . Which part of the brain aids in visual tracking of moving objects|%isapd; vg%isapd; vg%isapd; vg%isapd; vg;gFjp mirAk; ;gFjp mirAk; ;gFjp mirAk; ;gFjp mirAk; nghUl;fspd; ghHitg; ghij?nghUl;fspd; ghHitg; ghij?nghUl;fspd; ghHitg; ghij?nghUl;fspd; ghHitg; ghij? a) Superior colliculi| Nky; NfhypFyp b) inferior colliculi| fPo; NfhypFyp

c)Cerebellum| rpW%is

d) primary motor area| Kjd;ik ,af;f gFjp

4.Graves disease is otherwise known as…….!!!!!!!!gqOvuqe<!Ofibqe<!lXohbI!////////gqOvuqe<!Ofibqe<!lXohbI!////////gqOvuqe<!Ofibqe<!lXohbI!////////gqOvuqe<!Ofibqe<!lXohbI!////////

a) Diabetes|!fQvqpqU

b) Thyrotoxicosis|!jkOvimig<̂ qOgi^q <̂

c) Cretinism|!gqvqm<ceqsl<

d) Drawfism|!Gt<tk<ke<jl!

JUNE – 2006 – BIO-ZOOLOGY 1. The daily secretion of saliva ranges from| jpde;NjhWk; Ruf;fg;gLk; ckpo;ePupd; msT jpde;NjhWk; Ruf;fg;gLk; ckpo;ePupd; msT jpde;NjhWk; Ruf;fg;gLk; ckpo;ePupd; msT jpde;NjhWk; Ruf;fg;gLk; ckpo;ePupd; msT a) 1000 - 1500 ml | 1000 -1500 kp.yp

b)1000 - 1700 ml |1000- 1700 kp.yp

c) 1000 - 1800 ml |1000- 1800 kp.yp

d)1000 - 1900 ml |1000-1900 kp.yp

2.The smallest leucocytes are |nts;isaZf;fspy; nts;isaZf;fspy; nts;isaZf;fspy; nts;isaZf;fspy; kpfr; rpwpaitkpfr; rpwpaitkpfr; rpwpaitkpfr; rpwpait a) Eosinophils | ,Nahrpdh/gpy;fs;

b)Neutrophills | epa+l;Nuh/gpy;fs;

c) Lymphocytes | ypk;Nghirl;Lfs;

d)Monocytes | NkhNdhirl;Lfs;

3. Alzheimer|s disease is associated with | my;rPkpaH my;rPkpaH my;rPkpaH my;rPkpaH Neha; vjDld; njhlHGilaJ?Neha; vjDld; njhlHGilaJ?Neha; vjDld; njhlHGilaJ?Neha; vjDld; njhlHGilaJ? a)Inflammation of meanings | %isciwfspy;tPf;fk; b)bleeding of brain vessels | %is ,uj;jf;Foha;fspy; frpT

c) spinal cord malfunctions | jz;Ltl nray;FiwghL

d)Atrophy of cerebral cortex | ngU%isg;Gwzpg; gFjp nraypog;G 4. The persentage of urea in urine is | rpWePupy; rpWePupy; rpWePupy; rpWePupy; fhzg;gLk; a+upah msT.fhzg;gLk; a+upah msT.fhzg;gLk; a+upah msT.fhzg;gLk; a+upah msT. a) 2 % |2 %

b)2.5 % |2.5 %

c) 2.7 % |2.7 %

d)2.8 % |2.7 %

SEPTEMBER – 2006 – BIO-ZOOLOGY 1.Vitamin A plays an important role in| itl;lkpd; 'itl;lkpd; 'itl;lkpd; 'itl;lkpd; 'A" " " " apd; Kf;fpa Ntiy....apd; Kf;fpa Ntiy....apd; Kf;fpa Ntiy....apd; Kf;fpa Ntiy.... a)Bone growth| vYk;G tsHr;rp

b)Blood clotting| ,uj;jk; ciwjy;

c) Visual perception| fz;ghHit czHT

d)Energy production| Mw;wy; cw;gj;jp

2.Which one of the following is an autoimmune

disease| fPo;tUtdtw;Ws; vJ RaNeha;j; jLg;G fPo;tUtdtw;Ws; vJ RaNeha;j; jLg;G fPo;tUtdtw;Ws; vJ RaNeha;j; jLg;G fPo;tUtdtw;Ws; vJ RaNeha;j; jLg;G mikg;Gf; FiwghL Neha;?mikg;Gf; FiwghL Neha;?mikg;Gf; FiwghL Neha;?mikg;Gf; FiwghL Neha;? a)Myasthenia gravis|ikah];jPdpah fpNutp];

b)Diabetes| ilahngl;b];

c) Stroke| gf;fthjk;

d)AIDS| va;l;];

3.Stones formed in the urinary bladder can be

disintegrated by a treatment called| rpWePuf igapy;rpWePuf igapy;rpWePuf igapy;rpWePuf igapy;

Njhd;Wk; fw;fis mfw;w gad;gLj;jg;gLk; rpfpr;ir Njhd;Wk; fw;fis mfw;w gad;gLj;jg;gLk; rpfpr;ir Njhd;Wk; fw;fis mfw;w gad;gLj;jg;gLk; rpfpr;ir Njhd;Wk; fw;fis mfw;w gad;gLj;jg;gLk; rpfpr;ir Kiw.........Kiw.........Kiw.........Kiw.........

a)Heamodialysis| ,uj;j CL gFg;G

b)Bypass surgery| khw;Wg;ghij mWit rpfpr;ir

c) Lithotripsy|ypj;Njhbupg;rp

d) Kidney transplantation| rpWePuf khw;W mWit rpfpr;ir

www.kalvisolai.com

Page 5: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 4 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

4.At the termination of menstruation the corpusluteum

is converted into a scar tissue called|khjtplha; khjtplha; khjtplha; khjtplha; epiyapd; Kbtpy;> fhHg]; Y}l;bakhdJ xU epiyapd; Kbtpy;> fhHg]; Y}l;bakhdJ xU epiyapd; Kbtpy;> fhHg]; Y}l;bakhdJ xU epiyapd; Kbtpy;> fhHg]; Y}l;bakhdJ xU tLthf khWk;. me;j tLtpd; ngaH tLthf khWk;. me;j tLtpd; ngaH tLthf khWk;. me;j tLtpd; ngaH tLthf khWk;. me;j tLtpd; ngaH a)Corpus callosum| fhHg]; fNyhrk;

b)Corpus albicans| fhHg]; my;gpfd;];

c) Corpus striatum| fhHg]; ];l;iuNal;lk;

d)Endocrine tissue| ehskpy;yh Rug;gpj; jpR

MARCH – 2007 – BIO-ZOOLOGY

1. The wall of the stomach is protected against the

action of HCI by | ,iug;igapd; Rtiu ,iug;igapd; Rtiu ,iug;igapd; Rtiu ,iug;igapd; Rtiu HCI mkpyj;jpd; mkpyj;jpd; mkpyj;jpd; mkpyj;jpd; ghjpg;gpypUe;J ghJfhg;gJghjpg;gpypUe;J ghJfhg;gJghjpg;gpypUe;J ghJfhg;gJghjpg;gpypUe;J ghJfhg;gJ a) Pepsin | ngg;rpd;

b) renin | nudpd;

c) mucous layer | Nfhiog; nghUs;

d) lipase | ypNg];

2. The granulation of tissues around the site of fracture

is called | vYk;G Kwpe;j gFjpiar; Rw;wp cUthFk; vYk;G Kwpe;j gFjpiar; Rw;wp cUthFk; vYk;G Kwpe;j gFjpiar; Rw;wp cUthFk; vYk;G Kwpe;j gFjpiar; Rw;wp cUthFk; jpRj;njhFjpjpRj;njhFjpjpRj;njhFjpjpRj;njhFjp a) nodule| Kbr;R

b) papilla | ePl;rpfs;

c) rudiment | %yf;$Wfs;

d) callus | fhy];

3. An oily substance called sebum is secreted by | rPgk; rPgk; rPgk; rPgk; vd;w vz;nza; nghUisr; Rug;gJvd;w vz;nza; nghUisr; Rug;gJvd;w vz;nza; nghUisr; Rug;gJvd;w vz;nza; nghUisr; Rug;gJ a) sweat gland | tpaHitr; Rug;gp

b) sebaceous gland | vz;nza;r; Rug;gp

c) thyroid gland | ijuha;L Rug;gp

d) tear gland | fz;zPH Rug;gp

4. Hyperglycemic hormone is otherwise known as |

i`gHfpisrPkpf; `hHNkhd; vd miof;fg;gLtJi`gHfpisrPkpf; `hHNkhd; vd miof;fg;gLtJi`gHfpisrPkpf; `hHNkhd; vd miof;fg;gLtJi`gHfpisrPkpf; `hHNkhd; vd miof;fg;gLtJ a) insulin | ,d;Rypd;

b) adrenalin | ml;uPdypd;

c) glucagon | FSf;Nfhfhd;

d) thyroxine | ijuhf;]pd;

JUNE – 2007 – BIO-ZOOLOGY 1. The polysaccharide found in liver and muscles is | jirfsjirfsjirfsjirfspYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; rHf;fiupYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; rHf;fiupYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; rHf;fiupYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; rHf;fiu a) starch | ];lhHr;

b) cellulose | nry;YNyh];

c) chitin | ifl;bd;

d) glycogen | fpisf;Nfh[d;

2. Protein substance present in cones is | $k;G $k;G $k;G $k;G nry;fspy; cs;s Gujk;nry;fspy; cs;s Gujk;nry;fspy; cs;s Gujk;nry;fspy; cs;s Gujk; a) opsin | Mg;rpd;

b) scotospin | ];Nfhlhg;rpd;

c) photopsin | Nghl;lhg;rpd;

d) muco - protein | kpa+Nfh - Gujk;

3. A clot in the cerebral vessel causes | %isapd; %isapd; %isapd; %isapd; ,uj;jf; Fohapy; ,uj;jk; ciwjy; epfo;r;rp ,uj;jf; Fohapy; ,uj;jk; ciwjy; epfo;r;rp ,uj;jf; Fohapy; ,uj;jk; ciwjy; epfo;r;rp ,uj;jf; Fohapy; ,uj;jk; ciwjy; epfo;r;rp eilngw;why; Vw;gLtJeilngw;why; Vw;gLtJeilngw;why; Vw;gLtJeilngw;why; Vw;gLtJ a) thrombosis | j;Nuhk;Nghrp];

b) stroke | gf;fthjk;

c) embolus | vk;Nghy];

d) coronary thrombasis | fNuhdup j;uhk;Nghrp];

4. Leydig cells secrete| yPBf; nry;fspdhy; yPBf; nry;fspdhy; yPBf; nry;fspdhy; yPBf; nry;fspdhy; Ruf;fg;gLtJRuf;fg;gLtJRuf;fg;gLtJRuf;fg;gLtJ a) oestrogen | v];l;Nuh[d;

b) testosterone | nl];Nlh];buhd;

c) progesterone | GNuhn[];buhd;

d) relaxin | upyhf;rpd;

SEPTEMBER – 2007 – BIO-ZOOLOGY 1. Deficiency of Vitamin D causes | itl;lkpd; '| itl;lkpd; '| itl;lkpd; '| itl;lkpd; 'D" " " " Fiwtpdhy; cz;lhFk; Neha;Fiwtpdhy; cz;lhFk; Neha;Fiwtpdhy; cz;lhFk; Neha;Fiwtpdhy; cz;lhFk; Neha; a) Nyctalopia | epf;lhNyhg;gpah

b) Xerophthalmia | rpuhg;jhy;kpah

c) Osteomalacia | M];bNahkNyrpah

d) Pellagra | ngy;yhf;uh

2. Partial albinism causes | FiwTs;s my;gpdprk; FiwTs;s my;gpdprk; FiwTs;s my;gpdprk; FiwTs;s my;gpdprk; cz;lhff; fhuzk;cz;lhff; fhuzk;cz;lhff; fhuzk;cz;lhff; fhuzk; a) Leucoderma | YAf;NfhnlHkh

b) Vitiligo | itl;bypNfh

c) melanoma | nkyNdhkh

d) dermatitis | nlHkhl;bl;b];

3. The artificial kidney is | vJ nraw;ifahd rpWePufk; vJ nraw;ifahd rpWePufk; vJ nraw;ifahd rpWePufk; vJ nraw;ifahd rpWePufk; vd;W miof;fg;gLfpwJ?vd;W miof;fg;gLfpwJ?vd;W miof;fg;gLfpwJ?vd;W miof;fg;gLfpwJ? a) donor kidney | toq;fg;gl;l rpWePufk;

b) dializer | ilaiyrH

c) tissue matched kidney | jpRf;fSf;F Vw;w rpWePufk;

d) preserved kidney | gjg;gLj;jg;gl;l rpWePufk;

4. In the presence of testosterone, FSH in male

promotes | nl];Nlh];Buhd; Kd;dpiyapy; nl];Nlh];Buhd; Kd;dpiyapy; nl];Nlh];Buhd; Kd;dpiyapy; nl];Nlh];Buhd; Kd;dpiyapy;

Mz;fspd; Mz;fspd; Mz;fspd; Mz;fspd; FSH `hHNkhdpd; gzp`hHNkhdpd; gzp`hHNkhdpd; gzp`hHNkhdpd; gzp

a) Protein synthesis | Gujr;NrHf;if

b) secretion of androgens | Md;l;Nuh[d; `hHNkhd;fis Ruj;jy; c) formation of sperms | tpe;jZf;fspd; cw;gj;jpia J}z;Ljy; d) growth of Graffian follicles | f;uh/gpad; ghypf;fpspd; tsHr;rpiaj; J}z;Ljy;

MARCH – 2008 – BIO-ZOOLOGY 1. The gall stones are formed of | gpj;jf; fgpj;jf; fgpj;jf; fgpj;jf; fw;fis w;fis w;fis w;fis

cUthf;FtJcUthf;FtJcUthf;FtJcUthf;FtJ

a) calcium | fhy;rpak;

b) growing infected tissue | ghjpf;fg;gl;l jpRf;fs;

c) cholesterol | nfhy];l;uhy;

d) sodium crystals | Nrhbag; gbfq;fs;

2. Urea biosynthesis takes place in | Ntjptpid %yk; Ntjptpid %yk; Ntjptpid %yk; Ntjptpid %yk;

a+upah cUthFk; Kf;fpa cWg;G a+upah cUthFk; Kf;fpa cWg;G a+upah cUthFk; Kf;fpa cWg;G a+upah cUthFk; Kf;fpa cWg;G

a) pancreas | fizak;

b) kidney | rpWePufk;

c) liver | fy;yPuy;

d) stomach | ,iug;ig

3. Which is called artificial kidney|vJ nraw;ifahd vJ nraw;ifahd vJ nraw;ifahd vJ nraw;ifahd

rpWePufk; vd;W miof;fg;gLfpwJ?rpWePufk; vd;W miof;fg;gLfpwJ?rpWePufk; vd;W miof;fg;gLfpwJ?rpWePufk; vd;W miof;fg;gLfpwJ?

a) Donor kidney | toq;fg;gl;l rpWePufk;

b) Dializer | ilaiyrH

c) Tissue- matched kidney | jpRf;fSf;F Vw;w rpWePufk;

d) Preserved kidney | gjg;gLj;jg;gl;l rpWePufk;

www.kalvisolai.com

Page 6: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 5 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

4. Escessive exposure to UV-rays can cause | mjpf mjpf mjpf mjpf msT GwCjhf; fjpHfspd; jhf;fj;jpdhy; msT GwCjhf; fjpHfspd; jhf;fj;jpdhy; msT GwCjhf; fjpHfspd; jhf;fj;jpdhy; msT GwCjhf; fjpHfspd; jhf;fj;jpdhy; cz;lhtJcz;lhtJcz;lhtJcz;lhtJ a) Vomitting | the;jp

b) redness of eyes | fz;rptg;G

c) colour change | epwk; khw;wk;

d) skin cancer | Njhy; Gw;WNeha;

JUNE – 2008 – BIO-ZOOLOGY 1. Deficiency of vitamin B1 causes | itl;lkpd; itl;lkpd; itl;lkpd; itl;lkpd; B1 Fiwghl;lhy; Vw;gLtJ Fiwghl;lhy; Vw;gLtJ Fiwghl;lhy; Vw;gLtJ Fiwghl;lhy; Vw;gLtJ a) Pellagra | ngy;yhf;uh

b) Nyctalopia | khiyf;fz;

c) Beri-beri | ngup - ngup

d) Scurvy | ];fHtp

2. Which of the following is associated with atrophy of

cerebral cortex? | ngU%isg; Gwzp ngU%isg; Gwzp ngU%isg; Gwzp ngU%isg; Gwzp nraypog;G ve;NehAld; njhlHGilaJ?nraypog;G ve;NehAld; njhlHGilaJ?nraypog;G ve;NehAld; njhlHGilaJ?nraypog;G ve;NehAld; njhlHGilaJ? a) Amnesia | mk;dPrpah

b) Stroke | gf;fthjk;

c) Meningitis | %isf;fha;r;ry;

d) Alzheimer’s disease | my;]PkpaH Neha;

3. The disease due to inborn error of purine metabolism

commonly called. | gpwg;gpypUe;Nj fhzg;gLk; gpwg;gpypUe;Nj fhzg;gLk; gpwg;gpypUe;Nj fhzg;gLk; gpwg;gpypUe;Nj fhzg;gLk; gpa+iud; tsHrpij khw;wf; Fiwghl;bdhy; gpa+iud; tsHrpij khw;wf; Fiwghl;bdhy; gpa+iud; tsHrpij khw;wf; Fiwghl;bdhy; gpa+iud; tsHrpij khw;wf; Fiwghl;bdhy; Njhd;WtJ Njhd;WtJ Njhd;WtJ Njhd;WtJ a) Rickets | upf;fl;];

b) Gout | nfsl;

c) Nyctalopia | khiyf;fz;

d) Pellagra | ngy;yhf;uh

4. The principal organ of urea biosynthesis is | Ntjptpid %yk; a+upah cUthFNtjptpid %yk; a+upah cUthFNtjptpid %yk; a+upah cUthFNtjptpid %yk; a+upah cUthFk; Kf;fpa cWg;Gk; Kf;fpa cWg;Gk; Kf;fpa cWg;Gk; Kf;fpa cWg;G a) Pancreas | fizak;

b) Stomach | tapW

c) Kidney | rpWePufk;

d) Liver | fy;yPuy;

SEPTEMBER – 2008 – BIO-ZOOLOGY 1. The gall stones are formed of | gpj;jf; fw;fis gpj;jf; fw;fis gpj;jf; fw;fis gpj;jf; fw;fis cUthf;FtJcUthf;FtJcUthf;FtJcUthf;FtJ.... a) calcium | fhy;rpak; b) growing infected tissue | ghjpf;fg;gl;l jpRf;fs; c) cholesterol | nfhy];l;uhy; d) sodium crystals | Nrhbag; gbfq;fs; 2. The area responsible for reapsorption of water, glucose, sodium phosphate and bicarbonate in nephron is | ne/g;uhdpy; ePH> FSf;Nfh];> Nrhbak; ne/g;uhdpy; ePH> FSf;Nfh];> Nrhbak; ne/g;uhdpy; ePH> FSf;Nfh];> Nrhbak; ne/g;uhdpy; ePH> FSf;Nfh];> Nrhbak; gh];Ngl; kw;Wk; igfhHgNdl; cwpQ;gh];Ngl; kw;Wk; igfhHgNdl; cwpQ;gh];Ngl; kw;Wk; igfhHgNdl; cwpQ;gh];Ngl; kw;Wk; igfhHgNdl; cwpQ;rg;gLk; ,lk;rg;gLk; ,lk;rg;gLk; ,lk;rg;gLk; ,lk;.... a) glomerulus | FNshkUy]; b) Proximal convoluted tubule | mz;ik RUz;lFoy; c) collecting duct | Nrfupf;Fk; Foy; d) descending limb of Henle|s loop | n`d;Nyapd; fPopwq;F Foy; 3. Number of myofibrils found in each muscle fibre is | xt;nthU jir xt;nthU jir xt;nthU jir xt;nthU jir ehupYk; fhzg;gLk; nky;ypa ehupYk; fhzg;gLk; nky;ypa ehupYk; fhzg;gLk; nky;ypa ehupYk; fhzg;gLk; nky;ypa ,iofspd; (ikNahiggpupy;) vz;zpf;if ,iofspd; (ikNahiggpupy;) vz;zpf;if ,iofspd; (ikNahiggpupy;) vz;zpf;if ,iofspd; (ikNahiggpupy;) vz;zpf;if a) 5 to 20 | 5 Kjy; 20 b) 4 to 20 | 4 Kjy; 20

c) 5 to 25 | 5Kjy; 25

d) 4 to 25 | 4Kjy; 25

4. Place of the fertilization of ovum in female

reproductive system is | ngz; ,dg;ngUf;f ngz; ,dg;ngUf;f ngz; ,dg;ngUf;f ngz; ,dg;ngUf;f kz;lyj;jpy; mkz;lyj;jpy; mkz;lyj;jpy; mkz;lyj;jpy; mz;lk; fUTUjy; eilngWk; ,lk;z;lk; fUTUjy; eilngWk; ,lk;z;lk; fUTUjy; eilngWk; ,lk;z;lk; fUTUjy; eilngWk; ,lk; a) Cervix | nrHtpf;];

b) Ampulla | Mk;Gyh gFjp

c) Uterus | fUg;ig

d) Vagina| fytpf; fhy;tha;

MARCH – 2009 – BIO-ZOOLOGY 1. Deficiency of vitamin D causes | itl;lkpd; | itl;lkpd; | itl;lkpd; | itl;lkpd; D Fiwghl;bdhy; Njhd;WtJ Fiwghl;bdhy; Njhd;WtJ Fiwghl;bdhy; Njhd;WtJ Fiwghl;bdhy; Njhd;WtJ a) Nyctalopia | khiyf;fz; Neha;

b) Xerophthalmia | rPuhg;jhy;kpah

c) Osteomalacia | M];bNah kNyrpah

d) Pellagra | ngy;yf;uh

2. Which enzymes acts on milk protein? | ghy; ghy; ghy; ghy; GNuhl;Bd; (ghy; Gujk;) kPJ nray;gLk; nehjpGNuhl;Bd; (ghy; Gujk;) kPJ nray;gLk; nehjpGNuhl;Bd; (ghy; Gujk;) kPJ nray;gLk; nehjpGNuhl;Bd; (ghy; Gujk;) kPJ nray;gLk; nehjp a) Pepsin | ngg;rpd;

b) Renin | nudpd;

c) Lipase | iyg;Ng];

d) Erypsin | vupg;]pd;

3. A permanent birth control method in male is | Mz;fSf;fhd xU epiyahd fUj;jil Kiw Mz;fSf;fhd xU epiyahd fUj;jil Kiw Mz;fSf;fhd xU epiyahd fUj;jil Kiw Mz;fSf;fhd xU epiyahd fUj;jil Kiw a) Copper -T | fhg;gH- T

b) Tubectomy | ba+ngf;lkp

c) Vasectomy | tpe;J ehsk; vLg;G (thrf;lkp)

d) Contraceptive pills | fUj;jil khj;jpiufs;

4. The region of brain which secretes cerebrospinal fluid

is | %isj;jz;Ltlj; jputj;ij Ruf;Fk; %isapd; %isj;jz;Ltlj; jputj;ij Ruf;Fk; %isapd; %isj;jz;Ltlj; jputj;ij Ruf;Fk; %isapd; %isj;jz;Ltlj; jputj;ij Ruf;Fk; %isapd; gFjpgFjpgFjpgFjp a) Vermis | ntHkp];

b) Flocculus | gpshf;Fy];

c) Choroid plexus | nfhuha;L gpsf;r];

d) Medulla oblongata | KFsk;

JUNE – 2009 – BIO-ZOOLOGY 1. An example for structural protein is | mikg;Gg; mikg;Gg; mikg;Gg; mikg;Gg;

Gujj;jpw;F xU cjhuzk;Gujj;jpw;F xU cjhuzk;Gujj;jpw;F xU cjhuzk;Gujj;jpw;F xU cjhuzk;

a) hormones | `hHNkhd;fs;

b) muscles | jirfs;

c) blood | ,uj;jk;

d) enzymes | vd;irk;fs;

2. Conditioned reflex was first demonstrated by |

epiyg;gLj;jg;gl;l mdpr;ir nraiy ep&gpf;f epiyg;gLj;jg;gl;l mdpr;ir nraiy ep&gpf;f epiyg;gLj;jg;gl;l mdpr;ir nraiy ep&gpf;f epiyg;gLj;jg;gl;l mdpr;ir nraiy ep&gpf;f Kjypy; Nrhjid nra;jtHKjypy; Nrhjid nra;jtHKjypy; Nrhjid nra;jtHKjypy; Nrhjid nra;jtH

a) O. Hertwig | x.n`Hl;tpf;

b) Ivan pavlov | Itd; Ngt;Nyht;

c) T.H Morgan | T.H. khHfd;

d) B.Summer | B.rk;dH

3. Haematoma is formed during | vjdhy; `Pkl;Nlhkh vjdhy; `Pkl;Nlhkh vjdhy; `Pkl;Nlhkh vjdhy; `Pkl;Nlhkh

cz;lhfpwJcz;lhfpwJcz;lhfpwJcz;lhfpwJ

a) heart attack | khuilg;G

b) digestion | nrupj;jy;

c) bone fracture | vYk;G KwpT

d) urination | rpWePH fopj;jy;

www.kalvisolai.com

Page 7: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 6 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

4. Which one of the is following is not an example for

acquired local hypopigmentation? | gpd;tUtdtw;Ws; gpd;tUtdtw;Ws; gpd;tUtdtw;Ws; gpd;tUtdtw;Ws; ve;j xd;W ngwg;gLk; epwf; fiwghl;bw;F cjhuzk; ve;j xd;W ngwg;gLk; epwf; fiwghl;bw;F cjhuzk; ve;j xd;W ngwg;gLk; epwf; fiwghl;bw;F cjhuzk; ve;j xd;W ngwg;gLk; epwf; fiwghl;bw;F cjhuzk; my;y?my;y?my;y?my;y? a) Radiation dermatitis | fjpupaf;f Njhy; Neha;

b) Leprosy | njhO Neha;

c) Healing of wounds | FzkhFk; fhaq;fs;

d) Addison|s disease | mbrdpd; Neha;

SEPTEMBER – 2009 – BIO-ZOOLOGY 1. Which is related with Down|s syndrome? | lTd; lTd; lTd; lTd; Neha; FwpaPl;Lld; njhlHGilaJ ve;j Neha;?Neha; FwpaPl;Lld; njhlHGilaJ ve;j Neha;?Neha; FwpaPl;Lld; njhlHGilaJ ve;j Neha;?Neha; FwpaPl;Lld; njhlHGilaJ ve;j Neha;? a) Amnesia | mk;dPrpah b) Alzheimer | m];]PkpaH c) Anaemia | ,uj;j Nrhif d) Albinism | my;gpdprk;

2. Hypoparathyroidism results in | i`Ngh i`Ngh i`Ngh i`Ngh ghuhijuha;brj;jhy; Vw;gLtJghuhijuha;brj;jhy; Vw;gLtJghuhijuha;brj;jhy; Vw;gLtJghuhijuha;brj;jhy; Vw;gLtJ a) Cretinism | fpupl;bdp]k;

b) Tetany | nll;ldp

c) Myxedema | kpf;]pbkh

d) Kotosis | fPl;Nlhrp];

3. The amount of urea excreted in urine in a day is | xU xU xU xU ehspy; rpWeehspy; rpWeehspy; rpWeehspy; rpWePH topNa ntspNaWk; a+upahtpd; msTPH topNa ntspNaWk; a+upahtpd; msTPH topNa ntspNaWk; a+upahtpd; msTPH topNa ntspNaWk; a+upahtpd; msT a) 40 gm |40 fpuhk;

b) 50 gm |50 fpuhk;

c) 20 gm |20 fpuhk;

d) 25 gm |25 fpuhk;

4. Calcium ion needed for muscle contraction is

released from | jirapd; RUf;fj;jpw;Fj; Njitahd jirapd; RUf;fj;jpw;Fj; Njitahd jirapd; RUf;fj;jpw;Fj; Njitahd jirapd; RUf;fj;jpw;Fj; Njitahd fhy;rpak; madpfis ntspapLtJfhy;rpak; madpfis ntspapLtJfhy;rpak; madpfis ntspapLtJfhy;rpak; madpfis ntspapLtJ a) blood |,uj;jk;

b) Protoplasm | GNuhl;Nlh gpshrk;

c) synovial membrane | rpNdhtpay; glyk;

d) sarcoplasmic reticulum | rhHf;Nfh gpsh];kpf; tiy MARCH – 2010 – BIO-ZOOLOGY

1. The soluble plasma protein fibrinogen is converted to

insoluble protein fibrin by | /iggpupNah[d; vd;/iggpupNah[d; vd;/iggpupNah[d; vd;/iggpupNah[d; vd;Dk; Dk; Dk; Dk; GNuhl;Bd; fiuah GNuhl;Bdhfpa /iggpupd; vDk; GNuhl;Bd; fiuah GNuhl;Bdhfpa /iggpupd; vDk; GNuhl;Bd; fiuah GNuhl;Bdhfpa /iggpupd; vDk; GNuhl;Bd; fiuah GNuhl;Bdhfpa /iggpupd; vDk; nghUshf khWtjw;F Njitg;gLk; vd;irk;.nghUshf khWtjw;F Njitg;gLk; vd;irk;.nghUshf khWtjw;F Njitg;gLk; vd;irk;.nghUshf khWtjw;F Njitg;gLk; vd;irk;. a) Prothrombin | GNuhJNuhk;gpd;

b) Thrombin | JNuhk;gpd;

c) Prothrombinase | GNuhJNuhk;gpNd];

d) Thrombokinase | JNuhk;Ngh ifNd];

2. The device used to record the electrical activity | %isapd; kpd;Ndhl;l miyTfis gjpT nra;a %isapd; kpd;Ndhl;l miyTfis gjpT nra;a %isapd; kpd;Ndhl;l miyTfis gjpT nra;a %isapd; kpd;Ndhl;l miyTfis gjpT nra;a cjTk; fUtp.cjTk; fUtp.cjTk; fUtp.cjTk; fUtp. a) Electrocadiogram |vyf;l;Nuh fhHbNahfpuhk;

b) Electro-encephalogram | vyf;l;Nuh vd;nr/gNyhfpuhk; c) Echo-cardiogram | vf;Nfh fhHbNahfpuhk;

d) Endoscopy | vd;Nlh];Nfhg;gp

3. Urea biosynthesis takes place in | b,vqbiju!b,vqbiju!b,vqbiju!b,vqbiju!dVuig<Gl<!-ml<dVuig<Gl<!-ml<dVuig<Gl<!-ml<dVuig<Gl<!-ml<!!!!a) blood | ,uj;jk;

b) Liver | fy;yPuy;

c) cerebrospinal fluid | %isj;jz;Ltlj; jputk;

d) kidney | rpWePufk;

4. Which arthritis is characterized by the deposition of

sodium urate crystals on the articular cartilage, synovial

membrane and in the periarticular tissues? | Nrhbak; Nrhbak; Nrhbak; Nrhbak; a+Nul; gbfq;fs; %l;Lfspd; FUj;njYk;Gg; a+Nul; gbfq;fs; %l;Lfspd; FUj;njYk;Gg; a+Nul; gbfq;fs; %l;Lfspd; FUj;njYk;Gg; a+Nul; gbfq;fs; %l;Lfspd; FUj;njYk;Gg; gFjpapYk;> mijr; Rw;wpAs;s jpRf;fspYk;> gFjpapYk;> mijr; Rw;wpAs;s jpRf;fspYk;> gFjpapYk;> mijr; Rw;wpAs;s jpRf;fspYk;> gFjpapYk;> mijr; Rw;wpAs;s jpRf;fspYk;> irNdhtpay; ciwapd; kPJk; gbtjhy; Njhd;Wk; irNdhtpay; ciwapd; kPJk; gbtjhy; Njhd;Wk; irNdhtpay; ciwapd; kPJk; gbtjhy; Njhd;Wk; irNdhtpay; ciwapd; kPJk; gbtjhy; Njhd;Wk; %l;Ltyp%l;Ltyp%l;Ltyp%l;Ltyp a) Infective arthritis |njhw;W %l;Ltyp

b) Osteoarthritis | M];bNah %l;L typ

c) Rheumatic arthritis | Ukhl;bf; %l;Ltyp

d) Metabolic arthritis | tsHrpij khw;wf; FiwghL

JUNE – 2010 – BIO-ZOOLOGY

1. The mineral necessary for blood clotting is | ,uj;jk; ,uj;jk; ,uj;jk; ,uj;jk; ciwjYf;Fj; Njitahd jdpkk;ciwjYf;Fj; Njitahd jdpkk;ciwjYf;Fj; Njitahd jdpkk;ciwjYf;Fj; Njitahd jdpkk; a) sodium | Nrhbak;

b) iodine | mNahbd;

c) Calcium | fhy;rpak;

d) Potassium | nghl;lhrpak;

2. Increased ocular pressure causes | fz;zpw;Fs; fz;zpw;Fs; fz;zpw;Fs; fz;zpw;Fs; cs;s jput mOj;jk; mjpfupg;gjhy; Vw;gLk; Neha;cs;s jput mOj;jk; mjpfupg;gjhy; Vw;gLk; Neha;cs;s jput mOj;jk; mjpfupg;gjhy; Vw;gLk; Neha;cs;s jput mOj;jk; mjpfupg;gjhy; Vw;gLk; Neha; a) Myopia | ikNahgpah

b) Stye | fz;fl;b

c) Conjunctivitis | fd;[f;btpb];

d) Glaucoma | fpshf;Nfhkh

3. Number of ATP molecules spent to convert ammonia

to urea is | mNkhdpahit a+upahthf khw;wj; mNkhdpahit a+upahthf khw;wj; mNkhdpahit a+upahthf khw;wj; mNkhdpahit a+upahthf khw;wj;

Njitg;gLk;Njitg;gLk;Njitg;gLk;Njitg;gLk; ATP %yf;$Wfspd; vz;zpf;if%yf;$Wfspd; vz;zpf;if%yf;$Wfspd; vz;zpf;if%yf;$Wfspd; vz;zpf;if

a) four | ehd;F

b) two | ,uz;L

c) three | %d;W

d) one | xd;W

4. Corpus luteum secretes | fhHg]; Y}l;bak; Ruf;Fk; fhHg]; Y}l;bak; Ruf;Fk; fhHg]; Y}l;bak; Ruf;Fk; fhHg]; Y}l;bak; Ruf;Fk; `hHNkhd;`hHNkhd;`hHNkhd;`hHNkhd; a) Testosterone | nl];Nlh];Buhd;

b) Aldosterone | My;Nlh];Buhd;

c) Progesterone | GNuhn[];l;uhd;

d) Insulin | ,d;Rypd;

SEPTEMBER – 2010 – BIO-ZOOLOGY

1. What is called the ability of the human eyes to focus

objects at varying distance? | J}uj;jpw;Nfw;wthW jhNk J}uj;jpw;Nfw;wthW jhNk J}uj;jpw;Nfw;wthW jhNk J}uj;jpw;Nfw;wthW jhNk Ftpjd;ikNa Ftpjd;ikNa Ftpjd;ikNa Ftpjd;ikNa khw;wpaikj;Jf; nfhs;Sk; kdpj khw;wpaikj;Jf; nfhs;Sk; kdpj khw;wpaikj;Jf; nfhs;Sk; kdpj khw;wpaikj;Jf; nfhs;Sk; kdpj tpopapd; jd;ikf;F vd;d ngaH?tpopapd; jd;ikf;F vd;d ngaH?tpopapd; jd;ikf;F vd;d ngaH?tpopapd; jd;ikf;F vd;d ngaH? a) photopic vision | Nghl;Nlhgpf; ghHit

b) scotopic vision | ];fhl;Nlhgpf; ghHit

c) Accommodation | tpopapd; Vw;gikT

d) Astigmatism | m];bf;Nkl;brk;

2. Which one refers to the largest part of diencephalon

| ,J lad;nrgyhdpd; ngUk;gFjpahFk;.,J lad;nrgyhdpd; ngUk;gFjpahFk;.,J lad;nrgyhdpd; ngUk;gFjpahFk;.,J lad;nrgyhdpd; ngUk;gFjpahFk;.

a) Cerebrum | ngU%is

b) Cerebral cortex | ngU%isapd; Gwzp

c) Hypothalamus | i`Nghjyhk];

d) Thalamus | jyhk];

www.kalvisolai.com

Page 8: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 7 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

3. The acinus of thyroid gland is lined by | mrpd]; mrpd]; mrpd]; mrpd]; vd;wiof;fg;gLk; ijuha;L ghypf;fps;fspd; Xuj;jpy; vd;wiof;fg;gLk; ijuha;L ghypf;fps;fspd; Xuj;jpy; vd;wiof;fg;gLk; ijuha;L ghypf;fps;fspd; Xuj;jpy; vd;wiof;fg;gLk; ijuha;L ghypf;fps;fspd; Xuj;jpy; mimimimike;Js;s nry;fs;ke;Js;s nry;fs;ke;Js;s nry;fs;ke;Js;s nry;fs; a) germinal epithelial cells | ,dr;nry; vg;gpjPypay; nry; b) squamous epithelial cells | mLf;F vg;gpjPypay; nry;fs; c) myoepithelial cells | ikNah vg;gpjPypay; nry;fs;

d) glandular cubical epithelial cells | fdrJu vg;gpjPypa Rug;G nry;fs;

4. The amino acid which is necessary for the synthesis |

nkyhdpd; cw;gj;jpf;Fj; Njitg;gLk; mkpNdh nkyhdpd; cw;gj;jpf;Fj; Njitg;gLk; mkpNdh nkyhdpd; cw;gj;jpf;Fj; Njitg;gLk; mkpNdh nkyhdpd; cw;gj;jpf;Fj; Njitg;gLk; mkpNdh mkpykmkpykmkpykmkpyk; a) Valine | thypd;

b) Threonine | jpupNahdpd;

c) Tyrosine | ilNuhrpd;

d) Methionine | kPjpNahdpd;

MARCH – 2011 – BIO-ZOOLOGY 1. The connective tissue proteins are not synthesized

properly due to the deficiency of | ,jd; Fiwg,jd; Fiwg,jd; Fiwg,jd; Fiwg ;; ;; ghl;lhy; ,izg;Gj; jpR Gughl;lhy; ,izg;Gj; jpR Gughl;lhy; ,izg;Gj; jpR Gughl;lhy; ,izg;Gj; jpR Gujjjjq;fs; jahupg;G ghjpg;gilAk;q;fs; jahupg;G ghjpg;gilAk;q;fs; jahupg;G ghjpg;gilAk;q;fs; jahupg;G ghjpg;gilAk;

a) Vitamin E | itl;lkpd; E

b) Vitamin B1 | itl;lkpd; B1

c) Vitamin C | itl;lkpd; C

d) Vitamin B12 | itl;lkpd; B12

2. The left and right hemispheres of brain exchange

information through | ,lJ kw;Wk; tyJ ngU%is ,lJ kw;Wk; tyJ ngU%is ,lJ kw;Wk; tyJ ngU%is ,lJ kw;Wk; tyJ ngU%is miutl;l Nfhsq;fSf;F ,ilNa nra;jpfs; miutl;l Nfhsq;fSf;F ,ilNa nra;jpfs; miutl;l Nfhsq;fSf;F ,ilNa nra;jpfs; miutl;l Nfhsq;fSf;F ,ilNa nra;jpfs; gupkhwpf; nfhs;s cjTfpwJ.gupkhwpf; nfhs;s cjTfpwJ.gupkhwpf; nfhs;s cjTfpwJ.gupkhwpf; nfhs;s cjTfpwJ. a) Corpus albicans | fhHg]; my;gpfd;];

b) Carpus luteum | fhHg]; Y}l;bak;

c) Corpus striatum | fhHg]; ];l;iuNul;lk;

d) Corpus callosum | fhHg]; fNyhrk;

3. The disease which is caused by airborne droplets to | NehAw;w xUtuhy; fhw;wpy; njspf;fg;gLtjd; %yk; NehAw;w xUtuhy; fhw;wpy; njspf;fg;gLtjd; %yk; NehAw;w xUtuhy; fhw;wpy; njspf;fg;gLtjd; %yk; NehAw;w xUtuhy; fhw;wpy; njspf;fg;gLtjd; %yk; guTk; Neha;.guTk; Neha;.guTk; Neha;.guTk; Neha;. a) Myasthenia gravis | ikah];jPdpah fpuhtp];

b) Syphilis | rpgpy];

c) Tuberculosis | fhrNeha;

d) Cholera | fhyuh

4. Urea biosynthesis takes place in | capH Ntjptpid capH Ntjptpid capH Ntjptpid capH Ntjptpid %yk; a+upahit cUthf;Fk; Kf;fpa cWg;G%yk; a+upahit cUthf;Fk; Kf;fpa cWg;G%yk; a+upahit cUthf;Fk; Kf;fpa cWg;G%yk; a+upahit cUthf;Fk; Kf;fpa cWg;G

a) Kidney | rpWePufk;

b) Liver |fy;yPuy;

c)Heart | ,jak;

d) Pancreas | fizak;

JUNE – 2011 – BIO-ZOOLOGY

1. Pancreatic amylase converts starch into | fizfizfizfiza a a a

mikNy];> ];lhHir mikNy];> ];lhHir mikNy];> ];lhHir mikNy];> ];lhHir …… Mf khw;WfpwJ.Mf khw;WfpwJ.Mf khw;WfpwJ.Mf khw;WfpwJ.

a) sucrose | Rf;Nuh];

b) maltose | khy;Nlh];

c) lactose | yhf;Nlh];

d) fructose | /g;uf;Nlh];

2. The smallest leococytes are | nts;isaZf;fspy; nts;isaZf;fspy; nts;isaZf;fspy; nts;isaZf;fspy; kpfr; rpwpaitkpfr; rpwpaitkpfr; rpwpaitkpfr; rpwpait

a) ecsinophils | ,NahrpNdh/gpy;fs;

b) neutrophils | epAl;Nuh/gpy;fs;

c) Lymphocytes | ypk;Nghirl;Lfs;

d) monocytes | NkhNdhirl;Lfs;

3. Which of the following is responsible for rigor

mortis? | fPo;tUtdtw;Ws; vJ upfH khHl;b]; epiy fPo;tUtdtw;Ws; vJ upfH khHl;b]; epiy fPo;tUtdtw;Ws; vJ upfH khHl;b]; epiy fPo;tUtdtw;Ws; vJ upfH khHl;b]; epiy Vw;glf; fhuzkhf cs;sJ.Vw;glf; fhuzkhf cs;sJ.Vw;glf; fhuzkhf cs;sJ.Vw;glf; fhuzkhf cs;sJ. a) Acetyl choline | mrpl;ily; nfhiyd;

b) Lysozyme | iyNrhirk;

c) Lysosome | iyNrhNrhk;fs;

d) Oxidation of food particle | czT Mf;]pfuzk;

4. Which disease is related with down’s syndrome? |

gpd;tUk; ve;j Neha; lTd;]; FwpaPL NehAld; gpd;tUk; ve;j Neha; lTd;]; FwpaPL NehAld; gpd;tUk; ve;j Neha; lTd;]; FwpaPL NehAld; gpd;tUk; ve;j Neha; lTd;]; FwpaPL NehAld; njhlHAilaJ.njhlHAilaJ.njhlHAilaJ.njhlHAilaJ. a) Amnesia | mk;dPrpah

b) Alzheimer | my;]PkpaH Neha;

c) Anaemia | ,uj;jNrhif

d) Albinism | my;gpdprk;

SEPTEMBER – 2011 – BIO-ZOOLOGY

1. The vitamin that remains as a co-enzyme in tissue

metabolism and found useful in the process of

oxidation of glucose in CNS is | jpR tsHrpij jpR tsHrpij jpR tsHrpij jpR tsHrpij khw;wj;jpy; xU Nfhkhw;wj;jpy; xU Nfhkhw;wj;jpy; xU Nfhkhw;wj;jpy; xU Nfh----vd;irkhfg; gad;gLk; kw;Wk; vd;irkhfg; gad;gLk; kw;Wk; vd;irkhfg; gad;gLk; kw;Wk; vd;irkhfg; gad;gLk; kw;Wk; ika euk;G kika euk;G kika euk;G kika euk;G kz;lyj;jpy; FSf;Nfh]; z;lyj;jpy; FSf;Nfh]; z;lyj;jpy; FSf;Nfh]; z;lyj;jpy; FSf;Nfh]; Mf;]pfuzj;jpy; cjTk; itl;lkpd; vJ?Mf;]pfuzj;jpy; cjTk; itl;lkpd; vJ?Mf;]pfuzj;jpy; cjTk; itl;lkpd; vJ?Mf;]pfuzj;jpy; cjTk; itl;lkpd; vJ? a) B2 | B2

b) B1 | B1

c) B12 | B12

d) B6 | B6

2. Dubb sound of heart is caused by |lg; vd;Dk; ,ja lg; vd;Dk; ,ja lg; vd;Dk; ,ja lg; vd;Dk; ,ja xyp Vw;glf; fhuzkhf ,Ug;gJxyp Vw;glf; fhuzkhf ,Ug;gJxyp Vw;glf; fhuzkhf ,Ug;gJxyp Vw;glf; fhuzkhf ,Ug;gJ

a) Closure of atrio-ventricular valves | Vl;upNah ntz;bupf;FyhH thy;T %LtJ

b) opening of semi-lunar valves | miu re;jpu thy;Tfs; jpwg;gJ

c) Closure of semi-lunar values | miu re;jpu thy;Tfs; %LtJ

d) opening of atrio-ventricular valves | Vl;upNah ntz;bupf;FyhH thy;T jpwg;gJ

3. Deficiency of Thyroxine hormone in adults causes a

syndrome called | ijuhf;]pd; gw;whf;Fiwapdhy; ijuhf;]pd; gw;whf;Fiwapdhy; ijuhf;]pd; gw;whf;Fiwapdhy; ijuhf;]pd; gw;whf;Fiwapdhy; ngupatHfSf;Fj; Njhd;Wk; Neha;ngupatHfSf;Fj; Njhd;Wk; Neha;ngupatHfSf;Fj; Njhd;Wk; Neha;ngupatHfSf;Fj; Njhd;Wk; Neha; a) Cretinism | fpupl;bdprk;

b) Rickets | upf;fl;];

c) Grave|s disease | fpNutpd; Neha;

d) Myxoedema | kpf;]pbah

4. The volume of the glomerular filtrate produced in

each minute is | kkkkdpjupy; xU epkplj;jpy; cUthFk; dpjupy; xU epkplj;jpy; cUthFk; dpjupy; xU epkplj;jpy; cUthFk; dpjupy; xU epkplj;jpy; cUthFk; FshkUyhH tbFshkUyhH tbFshkUyhH tbFshkUyhH tbjputj;jpd; msTjputj;jpd; msTjputj;jpd; msTjputj;jpd; msT

a) 170-180 litres |170 - 180 ypl;lH

b) 1.25 ml |1.25 kp.yp

c) 125 ml |125 kp.yp

d) 1-2 litres |1 - 2 ypl;lH

www.kalvisolai.com

Page 9: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 8 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

MARCH – 2012 – BIO-ZOOLOGY

1. Minerals that are essential tor cardiac function are|

,ja ,a,ja ,a,ja ,a,ja ,af;fq;fspy; Jiz nra;Ak; jdpkq;fs;f;fq;fspy; Jiz nra;Ak; jdpkq;fs;f;fq;fspy; Jiz nra;Ak; jdpkq;fs;f;fq;fspy; Jiz nra;Ak; jdpkq;fs; a) Potassium and Calcium| nghl;lhrpaKk; fhy;rpaKk;

b) Sodium and Potassium| NrhbaKk; nghl;lhrpaKk;

c) Chlorine and Sodium| FNshupDk; NrhbaKk;

d) Iodine and Chlorine| mNahbDk; FNshupDk;

2. Which one of the following diseases is caused due to

immunological disorder against an unknown

antigen?| gpd;tUtdtw;Ws; vJ Gupahj xU GjpH gpd;tUtdtw;Ws; vJ Gupahj xU GjpH gpd;tUtdtw;Ws; vJ Gupahj xU GjpH gpd;tUtdtw;Ws; vJ Gupahj xU GjpH Nghd;w Mz;bn[Df;F vjpuhf Njhd;Wk; Neha; Nghd;w Mz;bn[Df;F vjpuhf Njhd;Wk; Neha; Nghd;w Mz;bn[Df;F vjpuhf Njhd;Wk; Neha; Nghd;w Mz;bn[Df;F vjpuhf Njhd;Wk; Neha; jLg;ghw;wy; FiwghL?jLg;ghw;wy; FiwghL?jLg;ghw;wy; FiwghL?jLg;ghw;wy; FiwghL? a) Stroke | gf;fthjk;

b) Tuberculosis| fhrNeha;

c) Rheumatic arthritis | UNkl;bf; %l;Ltyp

d) Multiple sclerosis| ky;bg;gpd; ];fpspNuhrp];

3. During the contraction of muscles the ATP molecules

bind with the active site of| jirfs; RUq;Fk; NghJ jirfs; RUq;Fk; NghJ jirfs; RUq;Fk; NghJ jirfs; RUq;Fk; NghJ

V.b.gp V.b.gp V.b.gp V.b.gp (ATP) %yf;$Wfs; ,izAk; ,lk;%yf;$Wfs; ,izAk; ,lk;%yf;$Wfs; ,izAk; ,lk;%yf;$Wfs; ,izAk; ,lk;

a) Myosin filament | ikNahrpd; ,io

b) Myofibrils| ikNahigg;upy;fs;

c) Nerve endings | euk;G Kid

d) Actin filaments| Mf;bd; ,iofs;

4. In ornithine cycle number of ATP molecules spent to

convert toxic ammonia to a molecular urea is| MHdpijd; Row;rpapy; er;Rg; nghUshd MHdpijd; Row;rpapy; er;Rg; nghUshd MHdpijd; Row;rpapy; er;Rg; nghUshd MHdpijd; Row;rpapy; er;Rg; nghUshd mk;Nkhdpahit xU a+upah %yf;$whf khw;w mk;Nkhdpahit xU a+upah %yf;$whf khw;w mk;Nkhdpahit xU a+upah %yf;$whf khw;w mk;Nkhdpahit xU a+upah %yf;$whf khw;w Njitg;gLk; Njitg;gLk; Njitg;gLk; Njitg;gLk; ATP %yf;$W%yf;$W%yf;$W%yf;$Wfspd; vz;zpf;iffspd; vz;zpf;iffspd; vz;zpf;iffspd; vz;zpf;if

a) four| ehd;F

c) three| %d;W

b) two| ,uz;L

d) one| xd;W

JUNE – 2012 – BIO-ZOOLOGY

1. The process of maturation of erythrocytes is due to | ,uj;j rptg;gZf;fis KjpHr;rpaila nra;Ak; itl;lkpd; ,uj;j rptg;gZf;fis KjpHr;rpaila nra;Ak; itl;lkpd; ,uj;j rptg;gZf;fis KjpHr;rpaila nra;Ak; itl;lkpd; ,uj;j rptg;gZf;fis KjpHr;rpaila nra;Ak; itl;lkpd;

a) Vitamin A | itl;lkpd; A

b) Vitamin K| itl;lkpd; K

c) Vitamin C | itl;lkpd; C

d) Vitamin B12| itl;lkpd; B12

2.Melanin is synthesised from which of the following

amino acids | nkyhdpd; fPo;fz;l mkpNdh nkyhdpd; fPo;fz;l mkpNdh nkyhdpd; fPo;fz;l mkpNdh nkyhdpd; fPo;fz;l mkpNdh mkpyj;jpypUe;J cw;gj;jp nra;ag;gLfpwJ mkpyj;jpypUe;J cw;gj;jp nra;ag;gLfpwJ mkpyj;jpypUe;J cw;gj;jp nra;ag;gLfpwJ mkpyj;jpypUe;J cw;gj;jp nra;ag;gLfpwJ a) Glycine |fpisrpd;

b) Alanine|myidd;

c) Tyrosine |ilNuhrpd;

d) Rhodopsin|nuhlhg;rpd;

3. The nuclei in the hypothalamus region are called

as|i`Ngh jyhk]; gFjpapy; cs;s rpwpa i`Ngh jyhk]; gFjpapy; cs;s rpwpa i`Ngh jyhk]; gFjpapy; cs;s rpwpa i`Ngh jyhk]; gFjpapy; cs;s rpwpa cl;fUf;fs; miof;fg;gLtJ.cl;fUf;fs; miof;fg;gLtJ.cl;fUf;fs; miof;fg;gLtJ.cl;fUf;fs; miof;fg;gLtJ. a) mamillary bodies|khkpy;yup cWg;Gfs;

b) superior colliculi|Nky;Nfhyp Fypfs;

c) inferior colliculi| fPo;Nfhyp Fypfs;

d) corpora quadrigemina|fhHNghuh Fthl;upn[kpdh

4. The reabsorption of water is influenced by which of

the following hormones in the collecting

tubule?|Nrfupf;Fk; Foypy; rpWePH milAk; NghJ Nrfupf;Fk; Foypy; rpWePH milAk; NghJ Nrfupf;Fk; Foypy; rpWePH milAk; NghJ Nrfupf;Fk; Foypy; rpWePH milAk; NghJ fPo;fz;l `fPo;fz;l `fPo;fz;l `fPo;fz;l `hhhhHNkhdpd; nrayhy; ePH cwpQ;rg;gLfpwJ.HNkhdpd; nrayhy; ePH cwpQ;rg;gLfpwJ.HNkhdpd; nrayhy; ePH cwpQ;rg;gLfpwJ.HNkhdpd; nrayhy; ePH cwpQ;rg;gLfpwJ. a) Renin |nudpd;

b) ADH| ADH

c) ACTH | ACTH

d) Erythropoietin|vupj;Nuhgha;bd;

SEPTEMBER – 2012 – BIO-ZOOLOGY

1. Normal BMI range for adult is|KjpNahHfspd; KjpNahHfspd; KjpNahHfspd; KjpNahHfspd; cly;epiw vz;zpd; msT tiuaiw vd;d?cly;epiw vz;zpd; msT tiuaiw vd;d?cly;epiw vz;zpd; msT tiuaiw vd;d?cly;epiw vz;zpd; msT tiuaiw vd;d? a) 15-20 |15 - 20

b) 19-25|19 - 25

c) 25-30 |25 - 30

d) 30-35|30 - 35

2. The auditory receptors are| Nfs; czHjpwd; Nfs; czHjpwd; Nfs; czHjpwd; Nfs; czHjpwd; nfhz;litnfhz;litnfhz;litnfhz;lit a) cone cells | $k;G nry;fs;

b) rod cells| Fr;rp nry;fs;

c) organ of Corti | fhHil cWg;G

d) macula| khf;a+yh

3. Which of the following enables the right and left

cerebral hemispheres operate co-operatively?| ngU%isngU%isngU%isngU%isapd; tyJ kw;Wk; ,lJ miuf; Nfhsq;fs; apd; tyJ kw;Wk; ,lJ miuf; Nfhsq;fs; apd; tyJ kw;Wk; ,lJ miuf; Nfhsq;fs; apd; tyJ kw;Wk; ,lJ miuf; Nfhsq;fs; ,ize;J nray;gl cjTtJ,ize;J nray;gl cjTtJ,ize;J nray;gl cjTtJ,ize;J nray;gl cjTtJ a) Corpus callosum | giIh^<!gOzisl<!

b) Corpus luteum| fhHg]; Y}l;bak;

c) Corpus albicans | fhHg]; my;gpfd;];

d) Pons| ghd;];

4. The hormone which induces ovulation is| mz;lk; mz;lk; mz;lk; mz;lk;

tpLgLk; nraiyj; J}z;LktpLgLk; nraiyj; J}z;LktpLgLk; nraiyj; J}z;LktpLgLk; nraiyj; J}z;Lk; `hHNkhd;; `hHNkhd;; `hHNkhd;; `hHNkhd; a) Luteotropic hormone| mz;lk; tpLgLk; nraiyj; J}z;Lk; `hHNkhd; b) Leutinizing hormone| Y}l;bidrpq; `hHNkhd;

c) Follicle stimulating hormone| ghypf;fps; nry;fisj; J}z;Lk; `hHNkhd; d) Progesterone| GNuhn[];Buhd;

MARCH - 2013 – BIO-ZOOLOGY

1. During the contraction of muscles the ATP

molecules bind with the active site of| jirfs; jirfs; jirfs; jirfs; RUq;Fk; NghJ V.b.gpRUq;Fk; NghJ V.b.gpRUq;Fk; NghJ V.b.gpRUq;Fk; NghJ V.b.gp (ATP) %yf;$Wfs; ,izAk; ,lk;%yf;$Wfs; ,izAk; ,lk;%yf;$Wfs; ,izAk; ,lk;%yf;$Wfs; ,izAk; ,lk;

a) Myosin filament | ikNahrpd; ,io

b) Myofibrils| ikNahigg;upy;fs;

c) Nerve endings | euk;G Kid

d) Actin filaments| Mf;bd; ,iofs;

2.During root canal treatment the cavity of the tooth is

filled with a sealing paste made of | gy; NtHf; Foy; gy; NtHf; Foy; gy; NtHf; Foy; gy; NtHf; Foy; rpfpr;irapd; NghJ gy; FopapDs; epug;Gk; girrpfpr;irapd; NghJ gy; FopapDs; epug;Gk; girrpfpr;irapd; NghJ gy; FopapDs; epug;Gk; girrpfpr;irapd; NghJ gy; FopapDs; epug;Gk; gir (a) calcium carbonate| fhy;rpak; fhHgNdl;

(b) iodised salt| mNahilL cg;G

(c) gutta percha resin| fl;lh ngHrh nurpd;

(d) pottasium salt|nghl;lhrpak; cg;G

www.kalvisolai.com

Page 10: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 9 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

3.A ring of smooth muscles present between the

stomach and the duodenum is| ,iug;igf;Fk;>,iug;igf;Fk;>,iug;igf;Fk;>,iug;igf;Fk;> bNahbdk; gFjpf;Fk; ,ilNa cs;s RUq;Fj; jir bNahbdk; gFjpf;Fk; ,ilNa cs;s RUq;Fj; jir bNahbdk; gFjpf;Fk; ,ilNa cs;s RUq;Fj; jir bNahbdk; gFjpf;Fk; ,ilNa cs;s RUq;Fj; jir (a) Cardiac Sphincter | fhHbahf; RUq;Fj; jir

(b) Pyloric Sphincter| igNyhupf; RUq;Fj; jir

(c) Ileocaecal Valve | ,ypNah rPf;fy; thy;T

(d) Anal Sphincter| kyg;Gio RUq;Fj; jir

4.Sperms are stored in the |tpe;jZf;fs; Nrkpf;fg;gLk; tpe;jZf;fs; Nrkpf;fg;gLk; tpe;jZf;fs; Nrkpf;fg;gLk; tpe;jZf;fs; Nrkpf;fg;gLk; ,lk;,lk;,lk;,lk; (a) testis|tpe;jfk;

(c) epididymis| vgpbilkpp];

(b) prostate gland|GNuh];Nll; Rug;gp

(d) seminal vesicle| nrkpdy; ig

JUNE – 2013 – BIO-ZOOLOGY

1. Which vitamin is associated with calcium absorption

and deposition?|!!!!giz<sqbl<!dxqR<Skz<!lx<Xl<giz<sqbl<!dxqR<Skz<!lx<Xl<giz<sqbl<!dxqR<Skz<!lx<Xl<giz<sqbl<!dxqR<Skz<!lx<Xl<!!!!wZl<Hgtqz<!Osgiqk<kz<!Ohie<x!OujzgTme<!wZl<Hgtqz<!Osgiqk<kz<!Ohie<x!OujzgTme<!wZl<Hgtqz<!Osgiqk<kz<!Ohie<x!OujzgTme<!wZl<Hgtqz<!Osgiqk<kz<!Ohie<x!OujzgTme<!!!!!okimv<Hjmb!jum<mlqe<!wK@okimv<Hjmb!jum<mlqe<!wK@okimv<Hjmb!jum<mlqe<!wK@okimv<Hjmb!jum<mlqe<!wK@!!!!a) Vitamin A |jum<mlqe< A! ! ! ! !

b) Vitamin C |jum<mlqe<!C!

c) Vitamin D |jum<mlqe<!D!

d) Vitamin E |jum<mlqe<!E

2. The polysaccharide found in liver and muscles is | jirfspYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; jirfspYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; jirfspYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; jirfspYk;> fy;yPuy;fspYk; fhzg;gLk; $l;Lr; rHf;fiurHf;fiurHf;fiurHf;fiu a) starch | ];lhHr;

b) cellulose | nry;YNyh];

c) chitin | ifl;bd;

d) glycogen | fpisf;Nfh[d;

3. The sound "Lubb" is due to the closure of |!!!!“zh<zh<zh<zh<”!!!!we<x!we<x!we<x!we<x!!!!!yzq!-K!&Mukiz<!Wx<hMgqxK;yzq!-K!&Mukiz<!Wx<hMgqxK;yzq!-K!&Mukiz<!Wx<hMgqxK;yzq!-K!&Mukiz<!Wx<hMgqxK;!!!!a) Atrial Valve |Wm<iqbz<!uiz<U!

b) Ventricular Valve |oue<m<iqg<Gzii<!uiz<U!

c)Atrioventricular valve|Wm<iqObi!oue<m<iqg<Gzii<!uiz<U!

d) Semilunar Valve |njvs<sf<kqv!uiz<U!4. Sensory hearing loss is due to the damage in the |!!!!!!!!d{i<kz<!ujg!giKg<!Ogtik<ke<jl!wh<hGkq!d{i<kz<!ujg!giKg<!Ogtik<ke<jl!wh<hGkq!d{i<kz<!ujg!giKg<!Ogtik<ke<jl!wh<hGkq!d{i<kz<!ujg!giKg<!Ogtik<ke<jl!wh<hGkq!!!!!sqjkujmukiz<!Wx<hMgqxK@sqjkujmukiz<!Wx<hMgqxK@sqjkujmukiz<!Wx<hMgqxK@sqjkujmukiz<!Wx<hMgqxK@!!!!a) Cochlea |gig<tqbi!!b) Middle ear |fMs<osuq!c) Auditory nerve |osuq!fvl<H! ! ! !d) Auditory meatus |osuqg<Gpib<!!

SEPTEMBER – 2013 – BIO-ZOOLOGY 1. The blood flow between the right atrium and right

ventricle is regulated by |!!!!uzK!Wm<vqbk<kqzqVf<K!uzK!Wm<vqbk<kqzqVf<K!uzK!Wm<vqbk<kqzqVf<K!uzK!Wm<vqbk<kqzqVf<K!!!!!uzK!ou{<m<vqgTg<G!uzK!ou{<m<vqgTg<G!uzK!ou{<m<vqgTg<G!uzK!ou{<m<vqgTg<G!-vk<kl<!osZk<kh<hMkz<!-vk<kl<!osZk<kh<hMkz<!-vk<kl<!osZk<kh<hMkz<!-vk<kl<!osZk<kh<hMkz<!!!!!wkeiz<!wkeiz<!wkeiz<!wkeiz<!sQIh<hMk<kh<hMgqxKsQIh<hMk<kh<hMgqxKsQIh<hMk<kh<hMgqxKsQIh<hMk<kh<hMgqxK@@@@!!!!a) semilunar valve|!hqjx!sf<kqv!uiz<U! !b) tricuspid valve|&uqkp<!uiz<U!!c) bicuspid valve |=vqkp<!uiz<U! ! !d) mitral valve |!jlm<vz<!uiz<U!2.Vitamin Niacin deficiency causes | jum<mlqe<!fqbsqe<!!jum<mlqe<!fqbsqe<!!jum<mlqe<!fqbsqe<!!jum<mlqe<!fqbsqe<!!Gjxhim<miz<!Okie<XuKGjxhim<miz<!Okie<XuKGjxhim<miz<!Okie<XuKGjxhim<miz<!Okie<XuK!!!!

a) Sterlity | lzm<Mk<ke<jl!!

b) Haemorrhage | OalOv\<!!

c) Pellagra | ohz<zg<vi!

d) Scurvy | <̂gIuq!

3. Muscle fatigue may be due to | kjss<OsiIU!Wx<hmg<!kjss<OsiIU!Wx<hmg<!kjss<OsiIU!Wx<hmg<!kjss<OsiIU!Wx<hmg<!giv{l<giv{l<giv{l<giv{l<!!!!a) Muscle glycogen depletion | kjsbqz<!gqjtg<Ogi\e<!ntU!Gjxkz<!!b) Death of muscle cells | kjss<!osz<gt<!-xk<kz<!

c) Muscle pull | kjsh<!hqch<H

d) Non secretion of acetyl choline at muscle | nsqm<jmz<!ogijze<!Svg<gikqVk<kz<!!4.The emergency hormone is | ofVg<gc!giz!ofVg<gc!giz!ofVg<gc!giz!ofVg<gc!giz!aiIOlie<!weh<hMuKaiIOlie<!weh<hMuKaiIOlie<!weh<hMuKaiIOlie<!weh<hMuK!!!!a) Epineprine | whqofh<vqe<!

b) Cortisone | giIcOsie<!

c) Nor- Epineprine | fiI!whqofh<vqe<!

d) Aldosterone | Nz<Omi^<Cvie<!ghlk;ghlk;ghlk;ghlk;----2 Ez;Zapa2 Ez;Zapa2 Ez;Zapa2 Ez;Zapay;y;y;y;

LESSON-2 MICRO BIOLOGY

1. Who first developed vaccine for rabies in man |

leqkvqz<!Ovhq^<!Ofib<g<G!Lkzqz<!kMh<h,sqjb!leqkvqz<!Ovhq^<!Ofib<g<G!Lkzqz<!kMh<h,sqjb!leqkvqz<!Ovhq^<!Ofib<g<G!Lkzqz<!kMh<h,sqjb!leqkvqz<!Ovhq^<!Ofib<g<G!Lkzqz<!kMh<h,sqjb!

g{<mxqf<kuI!biI@!g{<mxqf<kuI!biI@!g{<mxqf<kuI!biI@!g{<mxqf<kuI!biI@!!!!!

a) Robert koch | -vihIm<!Ogis<!!

b)Joseph Lister | O\ish<!zq^<mI!!

c)Louis Pasteur | Z~bq!hi^<mI!!

d)Stanley | <̂Ome<zq!!

2. Which one of the following fields paved the sway for

modern microbiology ? | fuQe!F{<[bqvqbz<!fuQe!F{<[bqvqbz<!fuQe!F{<[bqvqbz<!fuQe!F{<[bqvqbz<!dVuigg<!giv{lie!Lg<gqb!fqgp<U@!dVuigg<!giv{lie!Lg<gqb!fqgp<U@!dVuigg<!giv{lie!Lg<gqb!fqgp<U@!dVuigg<!giv{lie!Lg<gqb!fqgp<U@!!!!!a) Development of vaccines | kMh<h,sqgjt!dVuig<Gkz<!!b)Technique of new viral strains | Hkqb!juv^<gjt!g{<mxqBl<!Ljxgjt!dVuig<Gkz<!c)Discovery of new viral strains | Hkqb!juv <̂gjt!g{<mxqkz< d)Development of pure culture technique | Dmg!Ljxgjt!dVuig<Gkz<!3. Which one of the following statements is incorrect

regarding the structure of viruses ? | juv^<!njlh<H!juv^<!njlh<H!juv^<!njlh<H!juv^<!njlh<H!nch<hjmbqz<!gQOp!ogiMg<gh<hm<Mt<t!uig<gqbr<gtqz<!nch<hjmbqz<!gQOp!ogiMg<gh<hm<Mt<t!uig<gqbr<gtqz<!nch<hjmbqz<!gQOp!ogiMg<gh<hm<Mt<t!uig<gqbr<gtqz<!nch<hjmbqz<!gQOp!ogiMg<gh<hm<Mt<t!uig<gqbr<gtqz<!wK!svqbieK!nz<z/!wK!svqbieK!nz<z/!wK!svqbieK!nz<z/!wK!svqbieK!nz<z/!!!!!a) Nucleic materials are covered by a protein coat> called

capsid. | fqb,g<tqg<!ohiVm<gjts<!Sx<xqg<!gi{h<hMl<!Hvkk<kqeiz<!Ne!djx!Ogh<sqm<!weh<hMl</ b)The capsid is made up of capsomeres | Hkqb!juv <̂gjt!g{<mxqBl<!Ljxgjt!dVuig<Gkz<!c)Some animal viruses have an additional envelope | sqz!uqzr<G!juv <̂gtqz<!%Mkzig!djx!dt<te/!!d)The additional envelope is made up of glycoprotein |

%Mkz<!djx!gqjtg<Ogi!Hvkk<kqeiz<!Neju/!4. Virions contain only a single copy of nucleic acid,

hence they are called | juvqbieqz<!yOv!yV!juvqbieqz<!yOv!yV!juvqbieqz<!yOv!yV!juvqbieqz<!yOv!yV!fqb,g<tqg<!fqb,g<tqg<!fqb,g<tqg<!fqb,g<tqg<!

www.kalvisolai.com

Page 11: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 10 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

nlqzl<!lm<Ml<!gi{h<hMukiz<!-u<uiX!nlqzl<!lm<Ml<!gi{h<hMukiz<!-u<uiX!nlqzl<!lm<Ml<!gi{h<hMukiz<!-u<uiX!nlqzl<!lm<Ml<!gi{h<hMukiz<!-u<uiX!njpg<gh<hMgqxK/njpg<gh<hMgqxK/njpg<gh<hMgqxK/njpg<gh<hMgqxK/ a) Incomplete viruses | LPjlbx<x!juv <̂gt<!!

b)Haploid viruses | Oah<tib<M!juv <̂gt<!!

c)Ploidy viruses | hqtib<c!juv <̂gt<!!

d)Complete viruses | LPjlbie!juv <̂gt<!!

5. Tumour inducing viruses are called | Hx<Xg<!gm<c!Hx<Xg<!gm<c!Hx<Xg<!gm<c!Hx<Xg<!gm<c!

)n*)n*)n*)n*!Oge<sjv!dVuig<g!K~{<Ml<!juv^<gt</Oge<sjv!dVuig<g!K~{<Ml<!juv^<gt</Oge<sjv!dVuig<g!K~{<Ml<!juv^<gt</Oge<sjv!dVuig<g!K~{<Ml<!juv^<gt</!!

a) Pathogenic viruses | Ofib<!okix<X!juv <̂gt<

b)Oncogenic viruses | Ne<Ogio\eqg<!juv <̂gt<!!

c)Para viruses | hivi!juv^<gt<!!

d)Variola viruses | OuvqObizi!juv <̂gt<!!

6. Which one of the following is a protozoan disease ? |

gQp<!dt<tjugtqz<!HOvim<OmiOsiui!ym<M{<{qbiz<!gQp<!dt<tjugtqz<!HOvim<OmiOsiui!ym<M{<{qbiz<!gQp<!dt<tjugtqz<!HOvim<OmiOsiui!ym<M{<{qbiz<!gQp<!dt<tjugtqz<!HOvim<OmiOsiui!ym<M{<{qbiz<!

d{<miGl<!Ofib<!wK@!d{<miGl<!Ofib<!wK@!d{<miGl<!Ofib<!wK@!d{<miGl<!Ofib<!wK@!!!!!

a) African sleeping sickness | Nh<hqvqg<ge<!K~g<g!uqbikq

b)Measles | l{z<uivq!nl<jl

c)Cholera | gizvi!!

d)Taeniasis | Ceqbisq <̂!!

7. Sexual reproduction of plasmodium takes place in |

hqti^<Olicbiuqe<!hiz<!-eh<ohVg<g!Ljx!hqti^<Olicbiuqe<!hiz<!-eh<ohVg<g!Ljx!hqti^<Olicbiuqe<!hiz<!-eh<ohVg<g!Ljx!hqti^<Olicbiuqe<!hiz<!-eh<ohVg<g!Ljx!

uip<g<jg!Spx<sq!wr<G!fjmohXl</!uip<g<jg!Spx<sq!wr<G!fjmohXl</!uip<g<jg!Spx<sq!wr<G!fjmohXl</!uip<g<jg!Spx<sq!wr<G!fjmohXl</!!!!!

a) Liver cells of man | gz<zQvz<!osz<gtqz<!!

b)RBCs of man | -vk<ks<!squh<H!osz<gtqz<!!

c)Plasma of man | leqkeqe<!hqti <̂liuqz<!!

d)Body of mosquito | ogiSuqe<!dml<hqz<!!

8. The pathogenic form of Entamoeba histolytica is | Ofib<!d{<mig<Gl<!we<mlQhi!aq <̂Omizqcgi!fqjz!Ofib<!d{<mig<Gl<!we<mlQhi!aq <̂Omizqcgi!fqjz!Ofib<!d{<mig<Gl<!we<mlQhi!aq <̂Omizqcgi!fqjz!Ofib<!d{<mig<Gl<!we<mlQhi!aq <̂Omizqcgi!fqjz!biK@!biK@!biK@!biK@!!!!!a) Encysted spores | djxogi{<m!^<OhiIgt<

b)Vegetative trophozoite | dmz!ucur<gt<)n*!MOviOhiOsib<m<gt<!!c)Merozoite | lQOviOsib<m<gt<!!

d)Schizont | jssi{<Mgt<!!

9. Which one of the following is a trematode worm ? | cOviolOmimi!HPujgbqel<!wK@cOviolOmimi!HPujgbqel<!wK@cOviolOmimi!HPujgbqel<!wK@cOviolOmimi!HPujgbqel<!wK@ a) Schistosomes | sq <̂OmiOsil<gt<!!

b)Wuchereria | ds<osIvqbi!!

c)Taenia | ceqbi!!

d)Ascaris | N <̂givq <̂!!10. The more promising chemotherapeutic agent for treating viral diseases is | juv <̂!Ofijbg<!juv <̂!Ofijbg<!juv <̂!Ofijbg<!juv <̂!Ofijbg<!gm<Mh<hMk<Kl<!nkqg!osbz<ogi{<m!Oukqbh<!ohiVt<!gm<Mh<hMk<Kl<!nkqg!osbz<ogi{<m!Oukqbh<!ohiVt<!gm<Mh<hMk<Kl<!nkqg!osbz<ogi{<m!Oukqbh<!ohiVt<!gm<Mh<hMk<Kl<!nkqg!osbz<ogi{<m!Oukqbh<!ohiVt<!giv{q!giv{q!giv{q!giv{q!!!!!a) Tetracycline | omm<vijsg<tqe<!!b)Ampicillin | Nl<hqsqzqe<!!c)Interferon | -{<mIohvie<!!d)Anthramycin | Ne<f<k<vijlsqe<!!

DEPARTMENTAL MODEL PAPER-2006 – BIO-ZOOLOGY

5. The causative organism for cholera is | fhyuh fhyuh fhyuh fhyuh NehAz;lhf;Fk; capup NehAz;lhf;Fk; capup NehAz;lhf;Fk; capup NehAz;lhf;Fk; capup a. Yersinia pestis| nah;rpdpah ng];b]; b. Vibrio cholera| tpg;hpNah fhyuh

c. Plasmodium vivax| gpsh];Nkhbak; itthf;];

d. Ascaris lumbricoides| m];fhhp]; Yk;gphpfhapb]; 6. Identify the Protozoan disease| GNuhl;NlhNrhth GNuhl;NlhNrhth GNuhl;NlhNrhth GNuhl;NlhNrhth capupahy; Njhd;Wk; Neha; vJcapupahy; Njhd;Wk; Neha; vJcapupahy; Njhd;Wk; Neha; vJcapupahy; Njhd;Wk; Neha; vJ a. African sleeping sickness| Mg;gphpf;f cwf;fNeha;

b. Cholera| fhyuh

c. Taeniasis| Bdpahrp];

d. Measles| jl;lk;ik

7. HIV infection causes| HIV jhf;Fjyhy; Vw;gLk; jhf;Fjyhy; Vw;gLk; jhf;Fjyhy; Vw;gLk; jhf;Fjyhy; Vw;gLk; FiwghL FiwghL FiwghL FiwghL a. anaemia|,uj;jr; Nrhif

b. diarrhoea| tapw;Wg; Nghf;F

c. immuno depression| Neha;jilfhg;Gf; FiwghL

d. stroke| gf;fthjk;

MARCH - 2006 – BIO-ZOOLOGY 9.Which of the following is largest of all| vy;yh vy;yh vy;yh vy;yh itu];fspYk; mstpy; ngupjhdJitu];fspYk; mstpy; ngupjhdJitu];fspYk; mstpy; ngupjhdJitu];fspYk; mstpy; ngupjhdJ

a) Pox virus|mk;ik itu];

b) Hepatitis-B|n`g;gill;b];-B

c) TMV | TMV

d) SV 15| SV 15

9.The production of scattered purplish lesions over the

chest and abdomen is due to|,jd; tpisthf khHG ,jd; tpisthf khHG ,jd; tpisthf khHG ,jd; tpisthf khHG kw;Wk; tapw;WNky; gFjpfspy; fUePyg; Gz;fs; kw;Wk; tapw;WNky; gFjpfspy; fUePyg; Gz;fs; kw;Wk; tapw;WNky; gFjpfspy; fUePyg; Gz;fs; kw;Wk; tapw;WNky; gFjpfspy; fUePyg; Gz;fs; Njhd;Wk;Njhd;Wk;Njhd;Wk;Njhd;Wk; a) Pernicious anaemia|ngHdPrpa]; mdPkpah

b) Pernicious malaria|ngHdPrpa]; kNyupah

c) Kaposis Sarcoma|fNghrp rhHNfhkh

d) Syphilis|rpgpyp];

10. The diarrhoea in children is associated with| Foe;ijfspy; Vw;gLk; Ngjpf;Ff; fhuzkhdJ....Foe;ijfspy; Vw;gLk; Ngjpf;Ff; fhuzkhdJ....Foe;ijfspy; Vw;gLk; Ngjpf;Ff; fhuzkhdJ....Foe;ijfspy; Vw;gLk; Ngjpf;Ff; fhuzkhdJ.... a) Yersinia pestis|vHrPdpah ng];b];

b) Rabies|Nugp];

c) Giardia intestinalis|fpahHbah ,d;l];bdhyp];

d) Trichomonads |biuf;NfhNkhdhl;];

v JUNE – 2006 – BIO-ZOOLOGY 5. Paraviruses may have | ghuh itu]; fhzg;gLk; ghuh itu]; fhzg;gLk; ghuh itu]; fhzg;gLk; ghuh itu]; fhzg;gLk; [Pd;fspd; vz;zpf;if[Pd;fspd; vz;zpf;if[Pd;fspd; vz;zpf;if[Pd;fspd; vz;zpf;if a)1-2 genes |1-2 [Pd;fs;

b)Several hundred genes | E}w;Wf;fzf;fhd [Pd;fs;

c)3-4 genes | 3-4 [Pd;fs;

d)several thousand genes | Mapuf;fzf;fhd [Pd;fs;

6. The bacterial disease caused by Yersinia Pestis is | vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; njhw;Wk; vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; njhw;Wk; vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; njhw;Wk; vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; njhw;Wk; Neha;Neha;Neha;Neha; a)Typhoid | ilgha;L

b)Cholera | fhyuh

c)Plague | gpNsf;

d)Gastroenteritis | Nf];l;Nuhvd;l;biul;b];

7. Some of the antifungal antibiotics are | rpy rpy rpy rpy vjpHg+Q;ir vjpH Ez;Zapup kUe;Jfshd........vjpHg+Q;ir vjpH Ez;Zapup kUe;Jfshd........vjpHg+Q;ir vjpH Ez;Zapup kUe;Jfshd........vjpHg+Q;ir vjpH Ez;Zapup kUe;Jfshd........

www.kalvisolai.com

Page 12: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 11 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

a) Miconazole and Imidazole | ikf;fhdNrhy; kw;Wk; ,kplNrhy; b)Amantidine and Cycloguanasine | Mkd;l;bbd; kw;Wk; irf;NshFthdhrpd; c) Anthramycin and Sibomycin | Me;j;uhikrpd; kw;Wk; irNghikrpd; d)Tomaymycin and Nystatin | NlhNkhikrpd; kw;Wk; ep];lhl;bd;

SEPTEMBER – 2006 – BIO-ZOOLOGY 5.Plague is caused by| gpNsf; Neha; ve;j Ez;Zapup gpNsf; Neha; ve;j Ez;Zapup gpNsf; Neha; ve;j Ez;Zapup gpNsf; Neha; ve;j Ez;Zapup njhw;wpdhy; Vw;gLfpwJ?njhw;wpdhy; Vw;gLfpwJ?njhw;wpdhy; Vw;gLfpwJ?njhw;wpdhy; Vw;gLfpwJ? a)Vibrio cholerae| tpg;upNah fhyNu

b)Yersinia pestis| vHrPdpah ng];b];

c) Plasmodium vivax |gpsh];Nkhbak; itthf;];

d)Trypanosoma gambiense| bupg;gNdhNrhkh Nfk;gpad;]; 6. Parasitic infections which man acquires from animals

are known as| tpyq;FfsplkpUe;Jtpyq;FfsplkpUe;Jtpyq;FfsplkpUe;Jtpyq;FfsplkpUe;J kdpjDf;F njhw;Wk; xl;Lz;zp Neha;fs;> ,t;tpjk; kdpjDf;F njhw;Wk; xl;Lz;zp Neha;fs;> ,t;tpjk; kdpjDf;F njhw;Wk; xl;Lz;zp Neha;fs;> ,t;tpjk; kdpjDf;F njhw;Wk; xl;Lz;zp Neha;fs;> ,t;tpjk; miof;fg;gLfpd;wdmiof;fg;gLfpd;wdmiof;fg;gLfpd;wdmiof;fg;gLfpd;wd a)Anthroponoses| Me;j;uNghNdhr];

b)Zoonoses| #Ndhr];

c) Infectious diseases| njhw;W Neha;fs;

d)Animal diseases| tpyq;F Neha;fs;

7. The more promising chemotherapeutic agent for

treating viral disease is| itu]; Neha;fisitu]; Neha;fisitu]; Neha;fisitu]; Neha;fis Fzg;gLj;Jk; kpFzg;gLj;Jk; kpFzg;gLj;Jk; kpFzg;gLj;Jk; kpfr; rpwe;j Ntjp rpfpr;ir kUe;J.........fr; rpwe;j Ntjp rpfpr;ir kUe;J.........fr; rpwe;j Ntjp rpfpr;ir kUe;J.........fr; rpwe;j Ntjp rpfpr;ir kUe;J......... a) Ampicillin| Mk;g;gprpypd;

b)Penicillin| ngdprpypd;

c) Interferon| ,d;lH/nguhd;

d)Erythromycin| vupj;Nuikrpd;

MARCH – 2007 – BIO-ZOOLOGY

5. Who developed vaccine for rabies in man first? | kdpjupy; Nugp]; kdpjupy; Nugp]; kdpjupy; Nugp]; kdpjupy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; Neha;f;F Kjypy; jLg;g+rpiaf; Neha;f;F Kjypy; jLg;g+rpiaf; Neha;f;F Kjypy; jLg;g+rpiaf; fz;lwpe;jtHfz;lwpe;jtHfz;lwpe;jtHfz;lwpe;jtH a) Robert Koch | ,uhgHl; Nfhr;

b) Joseph Lister | N[hrg; yp];lH

c) Stanley | ];lhd;yp

d) Louis Pasteur | Y}ap gh];lH

6. Which one of the following is a Protozoan disease? | fPo;f;fz;ltw;Ws; GNuhl;NlhNrhth xl;Lz;zpahfPo;f;fz;ltw;Ws; GNuhl;NlhNrhth xl;Lz;zpahfPo;f;fz;ltw;Ws; GNuhl;NlhNrhth xl;Lz;zpahfPo;f;fz;ltw;Ws; GNuhl;NlhNrhth xl;Lz;zpahy; y; y; y; cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ? a) African sleeping sickness | Mg;gpupf;fd; J}f;f tpahjp

b) Measles | kzy;thup mk;ik

c) Cholera | fhyuh

d) Taeniasis | Bdpahrp];

7. In chicken embryo technique of virus culture,the eggs

are incubated at the temperature of | Nfhopf; fUNfhopf; fUNfhopf; fUNfhopf; fUTs; Ts; Ts; Ts; tsHg;G vDk; itu]; tsHg;G Kiwapy; Kl;ilfs; tsHg;G vDk; itu]; tsHg;G Kiwapy; Kl;ilfs; tsHg;G vDk; itu]; tsHg;G Kiwapy; Kl;ilfs; tsHg;G vDk; itu]; tsHg;G Kiwapy; Kl;ilfs; milfhg;gpw;fhd ntg;gepiymilfhg;gpw;fhd ntg;gepiymilfhg;gpw;fhd ntg;gepiymilfhg;gpw;fhd ntg;gepiy a) 32

0C |32

0C

b) 360C |36

0C

c) 300C |30

0C

d) 340C |34

0C

JUNE – 2007 – BIO-ZOOLOGY

5. Which one of the following is a protozoan disease? | fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; czczczcz;lhFk; Neha; vJ?;lhFk; Neha; vJ?;lhFk; Neha; vJ?;lhFk; Neha; vJ? a) Measles | kzy; thup mk;ik

b) Cholera | fhyuh

c) African sleeping sickness | Mg;gpupf;fd; J}f;f tpahjp

d) AIDS | va;l;];

6. Virions contain only a single copy of nucleic acid>

hence they are called | itupahdpy; xNu epa+f;spf; itupahdpy; xNu epa+f;spf; itupahdpy; xNu epa+f;spf; itupahdpy; xNu epa+f;spf; mkpyk; klmkpyk; klmkpyk; klmkpyk; kl;Lk; fhzg;gLtjhy; ,J ,t;thW ;Lk; fhzg;gLtjhy; ,J ,t;thW ;Lk; fhzg;gLtjhy; ,J ,t;thW ;Lk; fhzg;gLtjhy; ,J ,t;thW miof;fg;gLfpwJ.miof;fg;gLfpwJ.miof;fg;gLfpwJ.miof;fg;gLfpwJ. a) incomplete viruses | KOikaw;w itu];fs;

b) haploid viruses| N`g;sha;L itu];fs;

c) Ploidy viruses | g;sha;b itu];fs;

d) Variola viruses | NtupNahyh itu];fs;

7. The strains which are widely used as vaccines to elict

immunity are | clypDs; Neha; vjpHg;Gj; jpwidf; clypDs; Neha; vjpHg;Gj; jpwidf; clypDs; Neha; vjpHg;Gj; jpwidf; clypDs; Neha; vjpHg;Gj; jpwidf; $l;Ltjw;fhfTk;> Crp kUe;JfshfTk; nray;gLk; $l;Ltjw;fhfTk;> Crp kUe;JfshfTk; nray;gLk; $l;Ltjw;fhfTk;> Crp kUe;JfshfTk; nray;gLk; $l;Ltjw;fhfTk;> Crp kUe;JfshfTk; nray;gLk; fpUkpfs; ,t;thW miof;fg;gLfpd;wdfpUkpfs; ,t;thW miof;fg;gLfpd;wdfpUkpfs; ,t;thW miof;fg;gLfpd;wdfpUkpfs; ,t;thW miof;fg;gLfpd;wd a) Virulent | fLikahd nfhba tiffs;

b) Less virulent | Fiwthd nfhba tiffs;

c) Avirulent or attenuated | eype;j my;yJ nraypoe;j tiffs; d) toxic-viruses | er;R cz;lhf;Fgit

SEPTEMBER – 2007 – BIO-ZOOLOGY 5. Tumour (Cancer) inducing viruses are called | Gw;Wf;fl;b my;yJ Nfd;riu cUthf;f J}z;Lk; Gw;Wf;fl;b my;yJ Nfd;riu cUthf;f J}z;Lk; Gw;Wf;fl;b my;yJ Nfd;riu cUthf;f J}z;Lk; Gw;Wf;fl;b my;yJ Nfd;riu cUthf;f J}z;Lk; itu];fs;itu];fs;itu];fs;itu];fs; a) pathogenic viruses | Neha;j; njhw;W itu];fs;

b) Oncogenic viruses | Md;Nfhn[dpf; itu];fs;

c) Para viruses| ghuh itu];fs;

d) Variola viruses | NtupNahyh itu];fs;

6. The pathogenic form of Entamoeba histolytica is | Neha; cz;lhf;Fk; vd;lkPgh P̀];Nlhypbfhtpd; Neha; cz;lhf;Fk; vd;lkPgh P̀];Nlhypbfhtpd; Neha; cz;lhf;Fk; vd;lkPgh P̀];Nlhypbfhtpd; Neha; cz;lhf;Fk; vd;lkPgh P̀];Nlhypbfhtpd; epiy ahJ?epiy ahJ?epiy ahJ?epiy ahJ? a) encysted spores | ciw nfhz;l ];NghHfs;

b) vegetative trophozoite | LNuhg;NghNrhitl;

c) merozoite | kPNuhNrha;l;

d) schizont | irrhz;l;

7. The germ theory of diseases was established by | Neha;f;fhd 'fpUkpf;nfhs;if"apid Kjd;Kjypy; Neha;f;fhd 'fpUkpf;nfhs;if"apid Kjd;Kjypy; Neha;f;fhd 'fpUkpf;nfhs;if"apid Kjd;Kjypy; Neha;f;fhd 'fpUkpf;nfhs;if"apid Kjd;Kjypy; mwptpj;jtH.mwptpj;jtH.mwptpj;jtH.mwptpj;jtH. a) Louis Posteur | Y}ap gh];lH

b) Robert Koch | uhgHl; Nfhr;

c) Lister | yp];lH

d) Alexander Flemming | mnyf;]hz;lH /gpskpq;

MARCH – 2008 – BIO-ZOOLOGY

5. Which one of the following is a protozoan disease? | fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; fPo; cs;sitfspy; GNuhl;NlhNrhth xl;Lz;zpahy; cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ? a) cholera | fhyuh

b) Measles | kzy;thup mk;ik

c) African sleeping sickness | Mg;gpupf;fd; J}f;f tpahjp

d) Taeniasis | Bdpahrp];

6. The more promising chemotherapeutic agent for

treating viral disease is | itu]; Nehiaf; itu]; Nehiaf; itu]; Nehiaf; itu]; Nehiaf;

www.kalvisolai.com

Page 13: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 12 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fhuzp fhuzp fhuzp fhuzp a) Tetracycline | nll;uhirf;spd;

b) Ampicillin | Mk;gprpypd;

c) Interferon | ,d;lHnguhd;

d) Anthramycin | Md;j;uhikrpd;

7. Pain during urination and a yellow discharge from the

urethra of male are the symptoms of | Mz;fspd; rpWePH Nghf;fpd;NghJ typAk; kQ;fs; Mz;fspd; rpWePH Nghf;fpd;NghJ typAk; kQ;fs; Mz;fspd; rpWePH Nghf;fpd;NghJ typAk; kQ;fs; Mz;fspd; rpWePH Nghf;fpd;NghJ typAk; kQ;fs; epwj;jpy; rpWePH Gwtopapy; jputk; ntspepwj;jpy; rpWePH Gwtopapy; jputk; ntspepwj;jpy; rpWePH Gwtopapy; jputk; ntspepwj;jpy; rpWePH Gwtopapy; jputk; ntspg;gLjYk; g;gLjYk; g;gLjYk; g;gLjYk; ve;Neha;f;fhd mwpFwp?ve;Neha;f;fhd mwpFwp?ve;Neha;f;fhd mwpFwp?ve;Neha;f;fhd mwpFwp? a) gastroenteritis | Nf];l;Nuh vd;l;biul;b];

b) venereal syphilis| ntdpupay; rpgpyp];

c) Plague | gpNsf;

d) gonorrhea | nfhNdhupah

JUNE – 2008 – BIO-ZOOLOGY

5. Tumour inducing viruses are called| Gw;Wf;fl;b Gw;Wf;fl;b Gw;Wf;fl;b Gw;Wf;fl;b cUthf J}z;Lk; cUthf J}z;Lk; cUthf J}z;Lk; cUthf J}z;Lk; itu];fs; itu];fs; itu];fs; itu];fs; a) variola viruses | NtupNahyh itu];fs;

b) oncogenic viruses | Md;Nfhn[dpf; itu];fs;

c) pathogenic viruses | Neha;j;njhw;W itu];fs;

d) para viruses | ghuh itu];fs;

6. Which of the following is associated with diarrhea in

children? | Foe;ijfspy; Foe;ijfspy; Foe;ijfspy; Foe;ijfspy; ilahupah ilahupah ilahupah ilahupah vdg;gLk; Ngjpf;Ff; fhuzkhd capupvdg;gLk; Ngjpf;Ff; fhuzkhd capupvdg;gLk; Ngjpf;Ff; fhuzkhd capupvdg;gLk; Ngjpf;Ff; fhuzkhd capup a) Yersinia pestis | vHrpdpah ng];b];

b) Neisseria | ep];Nrupah

c) Giardia intestinalis | fpahHbah ,d;l];l;bdhyp];

d) Trichomonads | biuf;NfhNkhdhLfs;

7. Who discovered a system for “antiseptic" surgery?

|'Md;bnr'Md;bnr'Md;bnr'Md;bnrg;bf;" mWit rpfpr;ir Kiwiaf; g;bf;" mWit rpfpr;ir Kiwiaf; g;bf;" mWit rpfpr;ir Kiwiaf; g;bf;" mWit rpfpr;ir Kiwiaf; fz;lwpe;jtHfz;lwpe;jtHfz;lwpe;jtHfz;lwpe;jtH a) Louis Pasteur | Y}ap gh];baH

b) Joseph Lister | N[hrg; yp];lH

c) Robert Koch| ,uhgHl; Nfhr;

d) Darwin | lhHtpd; SEPTEMBER – 2008 – BIO-ZOOLOGY

5. Who first developed vaccine for rabies in man | kdpjupy; Nugp];kdpjupy; Nugp];kdpjupy; Nugp];kdpjupy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaNeha;f;F Kjypy; jLg;g+rpiaNeha;f;F Kjypy; jLg;g+rpiaNeha;f;F Kjypy; jLg;g+rpia fz;lwpe;jtH ahH.fz;lwpe;jtH ahH.fz;lwpe;jtH ahH.fz;lwpe;jtH ahH. a) Robert Koch | ,uhgHl; Nfhr;

b) Joseph Lister | N[hrg; yp];lH

c) Louis Pasteur | Y}apgh];lH

d) Stanley | ];Nld;yp

6. The shape of the HIV is | vr;.I.tp itu]pd; tbtk; vr;.I.tp itu]pd; tbtk; vr;.I.tp itu]pd; tbtk; vr;.I.tp itu]pd; tbtk;

a) isohedral | rkgf;f KfKilaJ

b) spherical | cUz;il

c) helical | ,ioaikg;G

d) triangular | Kf;Nfhzk;

7. The more promising chemotherapeutic agent for

treating viral disease is | itu]; Nehiaf; itu]; Nehiaf; itu]; Nehiaf; itu]; Nehiaf;

fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpg;nghUs; fhuzp fhuzp fhuzp fhuzp a) Tetracycline | nll;uhirf;spd;

b) Ampicillin | Mk;gprpypd;

c) Interferon | ,d;lHnguhd;

d) Anthramycin | Md;j;uhikrpd;

MARCH – 2009 – BIO-ZOOLOGY 5. The gastroenteritis is caused by |'Nf];l;Nuh 'Nf];l;Nuh 'Nf];l;Nuh 'Nf];l;Nuh vd;l;biul;b];" vDk; Nehapid cz;lhf;FtJ vd;l;biul;b];" vDk; Nehapid cz;lhf;FtJ vd;l;biul;b];" vDk; Nehapid cz;lhf;FtJ vd;l;biul;b];" vDk; Nehapid cz;lhf;FtJ a) Salmonella choleraesuis | rhy;khdy;yhfhyNurpa]; b) Entamoeba histolytica | vz;lkPgh `p];lhypbfh c) Yersinia pestis | vd;rpdpah ng];b]; d) Salmonella typhi | rhy;khdy;yh ilgp 6. Cycloguanosine is an | irf;Nsh FthNdhrpd; irf;Nsh FthNdhrpd; irf;Nsh FthNdhrpd; irf;Nsh FthNdhrpd; vd;gJvd;gJvd;gJvd;gJ a) antiviral antibiotic | Md;l;bitu]; vjpH Ez;Zapup kUe;J b) antibacterial antibiotic | Md;l;b ghf;Bupah vjpH Ez;Zapup kUe;J c) antifungal antibiotic | vjpH g+Q;ir vjpH Ez;Zapup kUe;J d) antiprotozoan antibiotic | Md;l;b GNuhl;NlhNrhth vjpH Ez;Zapup 7. The pathogenic form of Entamoeba histolytica is | vz;lkpgh `];Nlhypl;bfhtpd; NehAz;lhf;Fk; epiyvz;lkpgh `];Nlhypl;bfhtpd; NehAz;lhf;Fk; epiyvz;lkpgh `];Nlhypl;bfhtpd; NehAz;lhf;Fk; epiyvz;lkpgh `];Nlhypl;bfhtpd; NehAz;lhf;Fk; epiy a) encysted spores | ];NghHfs; b) Vegetative trophozoite | LNuhg;NghNrhitl;Lfs; c) merozoite | kPNuhNrha;Lfs; d) Schizont | irrhz;Lfs;

JUNE – 2009 – BIO-ZOOLOGY 5. Kala-azar is caused by | fhyh mrH fhyh mrH fhyh mrH fhyh mrH cUthtJ............... dhy;cUthtJ............... dhy;cUthtJ............... dhy;cUthtJ............... dhy; a) Plasmodium vivax | gpsh];Nkhbak; itthf;];

b) Leishmania tropica| yP];Nkdpah buhgpf;fh

c) Trypanosoma gambiens | bupg;gNdhNrhk Nfk;gpad;];

d) Leshmania donovani | yP];Nkdpah Nlhdhthdp

6. Enterotoxin is produced by | vd;l;bNuh lhf;rpid vd;l;bNuh lhf;rpid vd;l;bNuh lhf;rpid vd;l;bNuh lhf;rpid cUthf;FtJcUthf;FtJcUthf;FtJcUthf;FtJ

a) Yersinia pestis | vHrpdpah ng];b];

b) Vibrio cholerae | tpg;upNah gizOv!!

c) Plasmodium vivax | gpsh];Nkhbak; itthf;];

d) Ascaris lumbricoides | m];fhup]; Yk;g;upfha;l;];

7. Howmany genes are found in para virus? | ghuh ghuh ghuh ghuh itu]py; fhzg;gLk; [Pd;fspd; vz;zpf;ifitu]py; fhzg;gLk; [Pd;fspd; vz;zpf;ifitu]py; fhzg;gLk; [Pd;fspd; vz;zpf;ifitu]py; fhzg;gLk; [Pd;fspd; vz;zpf;if

a) 1-2 genes |1-2 [Pd;fs;

b) Hundreds of genes | E}w;Wf;fzf;fhd [Pd;fs;

c) 3-4 genes |3-4 [Pd;fs;

d) thousands of genes | Mapuf;fzf;fhd [Pd;fs;

SEPTEMBER – 2009 – BIO-ZOOLOGY 5. Black water fever is due to |fUePHf; fha;r;ry; fUePHf; fha;r;ry; fUePHf; fha;r;ry; fUePHf; fha;r;ry; Vw;glf; fhuzk;Vw;glf; fhuzk;Vw;glf; fhuzk;Vw;glf; fhuzk; a) P. vivax | gp. itthf;]; b) P.malariae | gp. kNyupNa c) P.ovale | XNty; d) P.falciparum | gp. ghy;rpNguk; 6. The disease caused by Treponema Pallidum is | bupNghdpkh ghyplj;jpdhy; cUthf;fg;gLk; Neha;bupNghdpkh ghyplj;jpdhy; cUthf;fg;gLk; Neha;bupNghdpkh ghyplj;jpdhy; cUthf;fg;gLk; Neha;bupNghdpkh ghyplj;jpdhy; cUthf;fg;gLk; Neha; a) Gonorrhea | nfhdpupah

www.kalvisolai.com

Page 14: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 13 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

b) Syphilis | rpgpyp]; c) Pneumonia | epNkhdpah d) Cholera | fhyuh 7. The Anti-retroviral drug given for AIDS is | va;l;]; va;l;]; va;l;]; va;l;]; Neha;f;Ff; nfhLf;fg;gLk; Md;l;b itu]; kUe;JNeha;f;Ff; nfhLf;fg;gLk; Md;l;b itu]; kUe;JNeha;f;Ff; nfhLf;fg;gLk; Md;l;b itu]; kUe;JNeha;f;Ff; nfhLf;fg;gLk; Md;l;b itu]; kUe;J a) Ampicilin |Mk;g;rpypd; b) Anthromycin | Me;j;Nuhikrpd; c) Azidothymidine | mrpNlhijkpbd; d) Interferon | ,d;lHnguhd;

MARCH – 2010 – BIO-ZOOLOGY

5. Gingivitis is caused by | [pd;[pitl;birj; [pd;[pitl;birj; [pd;[pitl;birj; [pd;[pitl;birj; Njhw;Wtpg;gJNjhw;Wtpg;gJNjhw;Wtpg;gJNjhw;Wtpg;gJ a) Leishmania donovani |yP];Nkdpah Nlhdhthdp b) Giardia intestinalis | fpahHbah ,d;l;];bdhyp]; c) Trypanosoma gambiens | bupg;gd;dNrhkh Nfk;gpad;]; d) Trichomonads | biuf;NfhNkhdhLfs;

6. The virus which causes smallpox is | ngupak;ik ngupak;ik ngupak;ik ngupak;ik Vw;glf; fhuzkhd itu];.Vw;glf; fhuzkhd itu];.Vw;glf; fhuzkhd itu];.Vw;glf; fhuzkhd itu];. a) Paravirus | ghuh itu];

b) Hepatitis B Virus | n`g;gl;ilb]; - B itu];

c) Variola virus | NtupNahyh itu];

d) Oncogenic virus | Md;Nfh[Pdpf; itu];

7. Which one of the following is a sexually transmitted

disease? | gpd;tUtdtw;Ws; vJ ghy;tpid Neha;gpd;tUtdtw;Ws; vJ ghy;tpid Neha;gpd;tUtdtw;Ws; vJ ghy;tpid Neha;gpd;tUtdtw;Ws; vJ ghy;tpid Neha;

a) Plague | gpNsf;

b) Typhoid | ilgha;L

c) Syphilis | rpgpyp];

d) Cholera | fhyuh

JUNE – 2010 – BIO-ZOOLOGY

5. Tumour inducing viruses are called | Gw;Wf;fl;bia Gw;Wf;fl;bia Gw;Wf;fl;bia Gw;Wf;fl;bia cUthf;fj; J}z;Lk; itu];fs;cUthf;fj; J}z;Lk; itu];fs;cUthf;fj; J}z;Lk; itu];fs;cUthf;fj; J}z;Lk; itu];fs; a) pathogenic viruses | Neha; njhw;W itu];fs;

b) Oncogenic viruses | Md;Nfhn[dpf; itu];fs;

c) paraviruses | ghuh itu];fs;

d) variola viruses | NtupNahyh itu];fs;

6. Which disease is characterised by enlarged and

inflamed lymph glands? | ve;j Nehapy; epzePHr; ve;j Nehapy; epzePHr; ve;j Nehapy; epzePHr; ve;j Nehapy; epzePHr; Rug;gpfs; uzkhfp tPf;fRug;gpfs; uzkhfp tPf;fRug;gpfs; uzkhfp tPf;fRug;gpfs; uzkhfp tPf;fk; milfpd;wd?k; milfpd;wd?k; milfpd;wd?k; milfpd;wd? a) Bubonic plague | GNghdpf; gpNsf;

b) Pneumonic plague | epNkhdpf; gpNsf;

c) Cholera | fhyuh

d) Syphilis | rpgpyp];

7. Antifungal antibiotics are | vjpHg;g+Q;ir vjpH vjpHg;g+Q;ir vjpH vjpHg;g+Q;ir vjpH vjpHg;g+Q;ir vjpH Ez;zpapH kUe;Jfs;Ez;zpapH kUe;Jfs;Ez;zpapH kUe;Jfs;Ez;zpapH kUe;Jfs; a) amantidin | Mkd;l;bbd;

b) griseofulvin | fiurpNahgy;tpd;

c) Cycloguanosine | irf;FNshFthNdhrpd;

d) ampicillin | Mk;gprypd;

SEPTEMBER – 2010 – BIO-ZOOLOGY

5. Which of the following is the largest of all? | fPo;fz;ltw;Ws; kpfg;ngupaJ vJ?fPo;fz;ltw;Ws; kpfg;ngupaJ vJ?fPo;fz;ltw;Ws; kpfg;ngupaJ vJ?fPo;fz;ltw;Ws; kpfg;ngupaJ vJ? a) Epstein - Barr virus | vg;];Bd; ghHitu];

b) Adenovirus | mbNdhitu];

c) Pox virus | ghf;]; itu];

d) Simian virus | rpkpad; itu];

6. The pathogenic protozoan that causes kala azar is | fhyh mrH vd;w Nehia cUthf;Fk; xl;Lz;zp fhyh mrH vd;w Nehia cUthf;Fk; xl;Lz;zp fhyh mrH vd;w Nehia cUthf;Fk; xl;Lz;zp fhyh mrH vd;w Nehia cUthf;Fk; xl;Lz;zp GNuhl;NlhNrhth vJ?GNuhl;NlhNrhth vJ?GNuhl;NlhNrhth vJ?GNuhl;NlhNrhth vJ? a) Leishmania tropica | yP];Nkdpah buhgpf;fh

b) Leishmania donovani | yP];Nkdpah Nlhdhthdp

c) Trypanosoma gambiensis | bupg;gNdhNrhkh Nfk;gpad;]; d) Entamoeba hystolytica | vd;lkPgh `p];lypl;bfh

7. Who first developed vaccine for rabies in man? | kdpjdpy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; kdpjdpy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; kdpjdpy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; kdpjdpy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; fz;lwpe;jtH ahH?fz;lwpe;jtH ahH?fz;lwpe;jtH ahH?fz;lwpe;jtH ahH? a) Robert Koch | ,uhgHl; Nfhr;

b) Joseph Lister | N[hrg; yp];lH

c) Louis Pasteur | Y}ap gh];lH

d) Stanley | ];Nld;yp

MARCH – 2011 – BIO-ZOOLOGY

5. Hepatitis B virus (HBV) is enveloped virus with a |

n`g;gill;];n`g;gill;];n`g;gill;];n`g;gill;];---- B itu]; vd;gJ xU NkYiwAld; itu]; vd;gJ xU NkYiwAld; itu]; vd;gJ xU NkYiwAld; itu]; vd;gJ xU NkYiwAld;

$ba $ba $ba $ba ……nfhz;l itu];nfhz;l itu];nfhz;l itu];nfhz;l itu];

a) double stranded DNA | ,ul;ilr; rq;fpyp b.vd;.V

b) double stranded RNA | ,ul;ilr; rq;fpyp MH.vd;.V

c) single stranded DNA | xw;iwr; rq;fpyp b.vd;.V

d) single stranded RNA | xw;iwr; rq;fpyp MH.vd;.V

6. Kala-azar is caused by | fhyh mrH Nehiaj; fhyh mrH Nehiaj; fhyh mrH Nehiaj; fhyh mrH Nehiaj; Njhw;Wtpg;gJNjhw;Wtpg;gJNjhw;Wtpg;gJNjhw;Wtpg;gJ a) Entamoeba histolytica | vd;lkPgh `p];lhiybfh b) Leishmania donovani |yP];Nkdpah Nlhdhthdp c) Trypanosoma gambiense | bupg;gNdhNrhkh Nfk;gpad;rp]; d) Lesihmania tropica | yP];Nkdpah buhgpf;fh 7. The test which is used to confirm the HIV infection is | vr;.I.tp. njhw;wpid cWjp nravr;.I.tp. njhw;wpid cWjp nravr;.I.tp. njhw;wpid cWjp nravr;.I.tp. njhw;wpid cWjp nra;a cjTk; ;a cjTk; ;a cjTk; ;a cjTk; NrhjidNrhjidNrhjidNrhjid a) Western Blot | nt];lHd; gpshl; b) ELISA | ELISA

c) Diploid cell straining | bg;sha;L nry; rhakpLjy;

d) pure culture | J}atsHg;G

JUNE – 2011 – BIO-ZOOLOGY 5. The most promising chemotherapeautic agent for

treating viral diseases is | itu]itu]itu]itu]; Neha;fisf; ; Neha;fisf; ; Neha;fisf; ; Neha;fisf; Fzg;gLj;j kpfrpwe;j cj;juthjkspf;Fk; Fzg;gLj;j kpfrpwe;j cj;juthjkspf;Fk; Fzg;gLj;j kpfrpwe;j cj;juthjkspf;Fk; Fzg;gLj;j kpfrpwe;j cj;juthjkspf;Fk; Ntjprpfpr;ir kUe;J.Ntjprpfpr;ir kUe;J.Ntjprpfpr;ir kUe;J.Ntjprpfpr;ir kUe;J. a) Tetracycline | nll;uhirf;fpspd;

b) Ampicillin | Mk;gprpd;

c) Interferon | ,d;lH/nguhd;

d) Arthramycin | Me;j;Nuhikrpd;.

www.kalvisolai.com

Page 15: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 14 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

6. On the basis of whose evidence did Joseph Lister

discover ‘antiseptic surgery’| vtUila Mjhuq;fspd; vtUila Mjhuq;fspd; vtUila Mjhuq;fspd; vtUila Mjhuq;fspd; mbg;gilapy; Md;bnrg;bf; mWit rpfpr;ir mbg;gilapy; Md;bnrg;bf; mWit rpfpr;ir mbg;gilapy; Md;bnrg;bf; mWit rpfpr;ir mbg;gilapy; Md;bnrg;bf; mWit rpfpr;ir Kiwapid N[hrg; yp];lH fz;Lgpbj;jhH.Kiwapid N[hrg; yp];lH fz;Lgpbj;jhH.Kiwapid N[hrg; yp];lH fz;Lgpbj;jhH.Kiwapid N[hrg; yp];lH fz;Lgpbj;jhH. a) Pasteur | gh];l;baH

b) Griffith | fpup/gpj;

c) McCarthay | nkf;fhHj;jp

d) Robert Galo | ,uhgHl; NfNyh

7. The disease caused by Yersinia pestis is | vHrPdpah vHrPdpah vHrPdpah vHrPdpah ng];b]; Ez;Zapupj; njhw;wpdhy; Vw;gLk; Neha;.ng];b]; Ez;Zapupj; njhw;wpdhy; Vw;gLk; Neha;.ng];b]; Ez;Zapupj; njhw;wpdhy; Vw;gLk; Neha;.ng];b]; Ez;Zapupj; njhw;wpdhy; Vw;gLk; Neha;. a) Gonorrhoea | nfhdpupah

b) Syphilis | rpgpy];

c) Pneumonia | epANkhdpah

d) Plague | gpNsf;

SEPTEMBER – 2011 – BIO-ZOOLOGY

5. The disease caused in human by the bacteria yersinia

pestis is | vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; vHrpdpah ng];b]; vd;Dk; ghf;Bupahthy; kdpjDf;F Vw;gLk; njhw;W Neha;kdpjDf;F Vw;gLk; njhw;W Neha;kdpjDf;F Vw;gLk; njhw;W Neha;kdpjDf;F Vw;gLk; njhw;W Neha; a) Typhoid | ilgha;L

b) Cholera | fhyuh

c) Plague | gpNsf;

d) Gastroenterities | Nf];l;Nuh vd;biul;b];

6. Black water fever which is a very serious inflection is

caused by | fUePHf; fhafUePHf; fhafUePHf; fhafUePHf; fha;r;ry; vd;Dk; fLk; ;r;ry; vd;Dk; fLk; ;r;ry; vd;Dk; fLk; ;r;ry; vd;Dk; fLk; ghjpg;gpid Vw;gLj;JtJghjpg;gpid Vw;gLj;JtJghjpg;gpid Vw;gLj;JtJghjpg;gpid Vw;gLj;JtJ

a) Plasmodium vivax | gpsh];Nkhbak; itthf;];

b) Plasmodium malariae | gpsh];Nkhbak; kNyupah

c) Plasmodium ovale | gpsh];Nkhbak; XNty; d) Plasmodium falciparum | gpsh];Nkhbak; /ghy;rPNguk;

7. Jaundice and hepatic carcinoma are caused in human

by | kdpjupy; kQ;rs; fhkhiy kw;Wk; fy;yPuy;kdpjupy; kQ;rs; fhkhiy kw;Wk; fy;yPuy;kdpjupy; kQ;rs; fhkhiy kw;Wk; fy;yPuy;kdpjupy; kQ;rs; fhkhiy kw;Wk; fy;yPuy; fhHrpNdhkhitj; Njhw;Wtpf;Fk; itu];fhHrpNdhkhitj; Njhw;Wtpf;Fk; itu];fhHrpNdhkhitj; Njhw;Wtpf;Fk; itu];fhHrpNdhkhitj; Njhw;Wtpf;Fk; itu]; a) Rhabdo virus | Nug;Nlhitu];

b) Hepatitis -B virus | n`g;gill;b]; gp itu];

c) Variola virus | NtupNahyh itu];

d) Epstein - Barr virus | vg;];bd; ghH itu];

MARCH – 2012 – BIO-ZOOLOGY

5. Who initially developed the vaccine for rabies in

man?| kdpjupy; Nugp]; Neha;f;F Kjypy; kdpjupy; Nugp]; Neha;f;F Kjypy; kdpjupy; Nugp]; Neha;f;F Kjypy; kdpjupy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; fz;lwpe;jtH ahH?jLg;g+rpiaf; fz;lwpe;jtH ahH?jLg;g+rpiaf; fz;lwpe;jtH ahH?jLg;g+rpiaf; fz;lwpe;jtH ahH? a) Robert Koch| ,uhgHl; Nfhr;

b) Joseph Lister| N[hrg; yp];lH

c) Louis Pasteur| Y}ap]; gh];ba+H

d) Stanley| ];Nld;yp

6. Which one of the following is a protozoan disease?| gpd;tUtdw;Ws; GNuhl;NlhNrhth xl;Lz;zpahy; gpd;tUtdw;Ws; GNuhl;NlhNrhth xl;Lz;zpahy; gpd;tUtdw;Ws; GNuhl;NlhNrhth xl;Lz;zpahy; gpd;tUtdw;Ws; GNuhl;NlhNrhth xl;Lz;zpahy; cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ?cz;lhFk; Neha; vJ? a) African sleeping sickness| Mg;gpupf;fd; J}f;f tpahjp

b) Measles| kzy; thup mk;ik

c) Cholera| fhyuh

d) Taeniasis| Bdpahrp];

7. The more promising chemotherapeutic agent for

treating viral disease is| itu]; Nehiaf; itu]; Nehiaf; itu]; Nehiaf; itu]; Nehiaf; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpag; nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpag; nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpag; nghUs; fl;Lg;gLj;Jk; mjpf nray; nfhz;l Ntjpag; nghUs; fhuzpfhuzpfhuzpfhuzp a) Tetracycline| nll;uhirf;spd;

c) Interferon| ,d;lHnguhd;

b) Ampicillin| Mk;gprpypd;

d) Anthrarnycin| Md;e;j;uhikrpd;

JUNE – 2012 – BIO-ZOOLOGY

5. The smallpox virus is called in the name|ngupak;ik ngupak;ik ngupak;ik ngupak;ik itu]; fpo;fz;l ngaupy; miof;fg;gLfpwJ.itu]; fpo;fz;l ngaupy; miof;fg;gLfpwJ.itu]; fpo;fz;l ngaupy; miof;fg;gLfpwJ.itu]; fpo;fz;l ngaupy; miof;fg;gLfpwJ. a) paramixo virus |ghuh kpf;Nrh itu];

b) Vaccinia virus| thf;rPdpah itu];

c) variola virus | NtupNahyh itu];

d) rhabdo virus| Nug;Nlhitu];

6. The protozoan disease kala-azar is caused by| fhyh fhyh fhyh fhyh mrH vd;w GNuhl;NlhNrhth Nehiaj; Njhw;Wtpg;gJmrH vd;w GNuhl;NlhNrhth Nehiaj; Njhw;Wtpg;gJmrH vd;w GNuhl;NlhNrhth Nehiaj; Njhw;Wtpg;gJmrH vd;w GNuhl;NlhNrhth Nehiaj; Njhw;Wtpg;gJ a) Leishmania tropica| yp];Nkdpah buhgpf;fh

b) Leishmania donovani| yP];Nkdpah Nlhdhthdp

c) Plasmodium falciparum|gpsh];Nkhbak; ghy;rpNguk;

d) Plasmodium ovale| gpsh];Nkhbak; XtNy

7. The glycoprotein molecules secreted by the

leucocytes and fibroblast is|nts;isaZf;fs; kw;Wk; nts;isaZf;fs; kw;Wk; nts;isaZf;fs; kw;Wk; nts;isaZf;fs; kw;Wk; igg;Nuhgpsh];Lfs; Mfpa tw;why; Ruf;ff; $ba igg;Nuhgpsh];Lfs; Mfpa tw;why; Ruf;ff; $ba igg;Nuhgpsh];Lfs; Mfpa tw;why; Ruf;ff; $ba igg;Nuhgpsh];Lfs; Mfpa tw;why; Ruf;ff; $ba fpisNfh Guj %yf;$W fpisNfh Guj %yf;$W fpisNfh Guj %yf;$W fpisNfh Guj %yf;$W a) interferon | ,d;lHnguhd;

b) enterotoxin|vd;bNuhlhf;rpd;

c) haemozoin |`pNkhNrhapd;

d) cydoguanosine|irf;NshFthNdhrpd;

SEPTEMBER – 2012 – BIO-ZOOLOGY

5. Which of the following is an oncogenic virus?| gpd;tUtdtw;Ws; Md;Nfhn[dpf; itu]; vJ?gpd;tUtdtw;Ws; Md;Nfhn[dpf; itu]; vJ?gpd;tUtdtw;Ws; Md;Nfhn[dpf; itu]; vJ?gpd;tUtdtw;Ws; Md;Nfhn[dpf; itu]; vJ? a) Adenovirus | mbNdhitu];

b) Rhabdovirus| Nug;Nlh itu];

c) Variola virus | NtupNahyh itu];

d) Pox virus| mk;ik itu];

6. The genome of HIV contains| ,J vr;.I.tp.apd; ,J vr;.I.tp.apd; ,J vr;.I.tp.apd; ,J vr;.I.tp.apd; [PNdhkpy; cs;sJ [PNdhkpy; cs;sJ [PNdhkpy; cs;sJ [PNdhkpy; cs;sJ a) two helices of DNA | ,uz;L RUs; b.vd;.V

b) two helices of RNA| ,uz;L RUs; MH.vd;.V

c) one helix of DNA | xU RUs; b.vd;.V

d) one helix of RNA| xU RUs; MH.vd;.V

7.Who was awarded the Nobel prize for the work on

Tuberculosis?| ba+gHFyhrp]; gw;wpa fz;Lg;gpbg;gpw;F ba+gHFyhrp]; gw;wpa fz;Lg;gpbg;gpw;F ba+gHFyhrp]; gw;wpa fz;Lg;gpbg;gpw;F ba+gHFyhrp]; gw;wpa fz;Lg;gpbg;gpw;F Nehgy; gupR ngw;wtH ahH?Nehgy; gupR ngw;wtH ahH?Nehgy; gupR ngw;wtH ahH?Nehgy; gupR ngw;wtH ahH? a) Joseph Lister| N[hrg; yp];lH

b) Louis Pasteur.| Y}ap]; gh];ba+H

c) Robert Koch| ,uhgHl; Nfhr;

d) Griffith| fpupg;gpj;

www.kalvisolai.com

Page 16: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 15 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

MARCH – 2013 – BIO-ZOOLOGY 5.Kala-azar is caused by |fhyh mrH Nehiaj; fhyh mrH Nehiaj; fhyh mrH Nehiaj; fhyh mrH Nehiaj; Njhw;Wtpg;gJ Njhw;Wtpg;gJ Njhw;Wtpg;gJ Njhw;Wtpg;gJ (a) Entamoeba|vd;lkpgh

(b) Leishmania dono vani| yP];Nkdpah Nlhdhthdp

(c) Trypanosoma gambianse| bupg;gNdhNrhkh Nfk;gpad;]; (d) Leishmania trophica| yp];Nkdpah buhgpf;fh

6.Who initially developed the vaccine for rabies in

man?| kdpjupy; Nugp]; Neha;f;F Kjypy; kdpjupy; Nugp]; Neha;f;F Kjypy; kdpjupy; Nugp]; Neha;f;F Kjypy; kdpjupy; Nugp]; Neha;f;F Kjypy; jLg;g+rpiaf; fz;lwpe;jtHjLg;g+rpiaf; fz;lwpe;jtHjLg;g+rpiaf; fz;lwpe;jtHjLg;g+rpiaf; fz;lwpe;jtH (a) Robert Koch | ,uhgHl; Nfhr;

(b) Joseph Lister| N[hrg; yp];lH

(c) Louis Pasteur | Y}ap]; gh];ba+H

(d) Stanley| ];lhd;yp

7.Which one of the following chemotherapeutic agent

is secreted by the leucocytes and fibroblasts?|ve;j ve;j ve;j ve;j Ntjp rpfpr;ir kUe;J nts;isaZf;fs; kw;Wk; Ntjp rpfpr;ir kUe;J nts;isaZf;fs; kw;Wk; Ntjp rpfpr;ir kUe;J nts;isaZf;fs; kw;Wk; Ntjp rpfpr;ir kUe;J nts;isaZf;fs; kw;Wk; igg;Nuhgpsh];Lfspdhy; Ruf;fg;gLfpwJ.igg;Nuhgpsh];Lfspdhy; Ruf;fg;gLfpwJ.igg;Nuhgpsh];Lfspdhy; Ruf;fg;gLfpwJ.igg;Nuhgpsh];Lfspdhy; Ruf;fg;gLfpwJ. (a) Ampicillin| Mk;gprpypd;

(b) Interferon| ,d;lHnguhd;

(c) Imidazole|,kplNrhy;

(d) Amantidine|Mkd;l;bbd;

JUNE – 2013 – BIO-ZOOLOGY 5.The pathogenic form of Entamoeba histolytica is | Ofib<!d{<mig<Gl<!we<mlQhi!aq^<Omizqcgi!fqjz!biK@Ofib<!d{<mig<Gl<!we<mlQhi!aq^<Omizqcgi!fqjz!biK@Ofib<!d{<mig<Gl<!we<mlQhi!aq^<Omizqcgi!fqjz!biK@Ofib<!d{<mig<Gl<!we<mlQhi!aq^<Omizqcgi!fqjz!biK@!!!!a) Encysted spores | djx!ogi{<m!^<Ohii<gt<!b) Vegetative trophozoite | dmz<!ucur<gt<!nz<zK!!MOviOhiOsib<m<gt<!c) Merozoite | lQOviOsib<m<<Mgt<!d) Schizont | jssi{<Mgt<!6. Who initially developed the vaccine for rabies in man

? |leqkiqz<!Ovhq <̂!Ofib<g<G!Lkzqz<!kMh<H,sqjbg<!leqkiqz<!Ovhq <̂!Ofib<g<G!Lkzqz<!kMh<H,sqjbg<!leqkiqz<!Ovhq <̂!Ofib<g<G!Lkzqz<!kMh<H,sqjbg<!leqkiqz<!Ovhq <̂!Ofib<g<G!Lkzqz<!kMh<H,sqjbg<!g{<mxqf<kui<!bii<@g{<mxqf<kui<!bii<@g{<mxqf<kui<!bii<@g{<mxqf<kui<!bii<@!!!!a) Rooert Koch |-vihi<m<!Ogis<! ! ! !b) Louis Pasteur |!Z~bq!hi^<mi<!c) Joseph Lister |!O\ish<!zq^<mi<!d) Stanley |^<Ome<zq!7. According to chicken embryo technique, which part

of the egg is the general ideal medium for the growth of

virus | Ogipqg<gVUt<!uti<h<H!osb<Ljxbqz<!Ogipqg<gVUt<!uti<h<H!osb<Ljxbqz<!Ogipqg<gVUt<!uti<h<H!osb<Ljxbqz<!Ogipqg<gVUt<!uti<h<H!osb<Ljxbqz<!!!!!Lm<jmbqe<!wf<kh<hGkq!juv^<gtqe<!uti<s<sqg<Ogx<xLm<jmbqe<!wf<kh<hGkq!juv^<gtqe<!uti<s<sqg<Ogx<xLm<jmbqe<!wf<kh<hGkq!juv^<gtqe<!uti<s<sqg<Ogx<xLm<jmbqe<!wf<kh<hGkq!juv^<gtqe<!uti<s<sqg<Ogx<x!!!!!!!!Dmglig!Dmglig!Dmglig!Dmglig!gVkh<hMgqe<xK@gVkh<hMgqe<xK@gVkh<hMgqe<xK@gVkh<hMgqe<xK@!!!!a) white yolk|out<jtg<!gV!! ! ! !b) yellow yolk |lR<st<!gV!c) yolk sac |gVU{Uh<!jh!d) blastodisc|gVk<km<M!

SEPTEMBER – 2013 – BIO-ZOOLOGY

!1. Cancer inducing viruses are called | Oge<sjv!Oge<sjv!Oge<sjv!Oge<sjv!dVuig<gdVuig<gdVuig<gdVuig<gk<k<k<k<!!!!K~{<Ml<!juv^<gt</K~{<Ml<!juv^<gt</K~{<Ml<!juv^<gt</K~{<Ml<!juv^<gt</!!a) Pathogenic viruses | Ofib<!okix<X!juv <̂gt<

b)Oncogenic viruses | Ne<Ogio\eqg<!juv <̂gt<!!

c)Para viruses | hivi!juv^<gt<!!

d)Variola viruses | OuvqObizi!juv <̂gt<!!

2. Which one of the following is a sexually transmitted

disease ?| hqe<uVueux<Xt<!wKhqe<uVueux<Xt<!wKhqe<uVueux<Xt<!wKhqe<uVueux<Xt<!wK ghy;tpid Neha; ghy;tpid Neha; ghy;tpid Neha; ghy;tpid Neha;

a) Plague | gpNsf;

b) Typhoid| ilgha;L

c) Syphilis | rpgpyp];;

d) Cholera| fhyuh

3. Who discovered a system for antiseptic surgery | N{<c!osh<cg<!nXju!sqgqs<js!Ljxjb!N{<c!osh<cg<!nXju!sqgqs<js!Ljxjb!N{<c!osh<cg<!nXju!sqgqs<js!Ljxjb!N{<c!osh<cg<!nXju!sqgqs<js!Ljxjb!g{<mxqf<kuI!biI!@g{<mxqf<kuI!biI!@g{<mxqf<kuI!biI!@g{<mxqf<kuI!biI!@!a) Louis Pasteur | Y}ap gh];lH

b) Joseph Lister | N[hrg; yp];lH!

c) Robert Koch | uhgHl; Nfhr;

d) Darwin |!miIuqe< ghlk;ghlk;ghlk;ghlk;----3 Neha;j;jilf;fhg;gpay;3 Neha;j;jilf;fhg;gpay;3 Neha;j;jilf;fhg;gpay;3 Neha;j;jilf;fhg;gpay;

LESSON-3 IMMUNOLOGY

1 Which of the following can induce immunity

|gQp<ogiMg<gh<hm<Mt<tjugTt<!kMh<hix<xjzk<!gQp<ogiMg<gh<hm<Mt<tjugTt<!kMh<hix<xjzk<!gQp<ogiMg<gh<hm<Mt<tjugTt<!kMh<hix<xjzk<!gQp<ogiMg<gh<hm<Mt<tjugTt<!kMh<hix<xjzk<!K~{<Mhju!wjuK~{<Mhju!wjuK~{<Mhju!wjuK~{<Mhju!wju!!!!a)bacteria | hig<Cvqbi

b)Viruses | juv <̂!

c)Parasites | ym<M{<{qgt<!

d)All the above | njek<Kl<!

2 Skin is a/an | Okiz<!osbz<hMkz<!wf<kujg!siIf<k!Okiz<!osbz<hMkz<!wf<kujg!siIf<k!Okiz<!osbz<hMkz<!wf<kujg!siIf<k!Okiz<!osbz<hMkz<!wf<kujg!siIf<k!kMh<hix<xz<kMh<hix<xz<kMh<hix<xz<kMh<hix<xz< a)Anatomical barrier | dt<!njlh<H!kMh<H!

b)Physiological barrier | dmx<osbz<!kMh<H!

c)Phagocytic barrier | osz<!uqPr<Gkz<!kMh<H!

d)Inflammatory barrier | -v{!ujg!kMh<H!

3 Which among the following is anti-bacterial | gQp<!gQp<!gQp<!gQp<!uVueux<xqz<!wK!hig<Cvqb!uVueux<xqz<!wK!hig<Cvqb!uVueux<xqz<!wK!hig<Cvqb!uVueux<xqz<!wK!hig<Cvqb!....!!!!wkqIohiVt<wkqIohiVt<wkqIohiVt<wkqIohiVt<!!!!a) Interferon | -e<mIoh0vie<!

b)Lysozyme | jzOsijsl<!

c)Hormone | aiIOlie<!

d)Protein | Hvkl<!

4 Which of the following is anti-viral | gQp<!gQp<!gQp<!gQp<!dt<tjugtqz<!wK!juv^<!wkqIohiVt<dt<tjugtqz<!wK!juv^<!wkqIohiVt<dt<tjugtqz<!wK!juv^<!wkqIohiVt<dt<tjugtqz<!wK!juv^<!wkqIohiVt<!!!!a) Lysozyme | jzOsijsl<!

b) Interferon | -e<mIoh0vie<!

c) Protein | Hvkl<!

d) Hormone | aiIOlie<!

5 Identity the phagocytic cells from the following

combinations | gQp<!gi{<hjugtqz<!uqPr<Gl<!osz<!gQp<!gi{<hjugtqz<!uqPr<Gl<!osz<!gQp<!gi{<hjugtqz<!uqPr<Gl<!osz<!gQp<!gi{<hjugtqz<!uqPr<Gl<!osz<!Osicgjt!g{<mxqbUl<Osicgjt!g{<mxqbUl<Osicgjt!g{<mxqbUl<Osicgjt!g{<mxqbUl<!!!!a)Macrophage and neutrophil | Olg<OviOh\ <̂!lx<Xl<!fqBm<Ovi0hqz<gt<!b)Lymphocyte and eosinophil | zql<Ohi0jsm<Mgt<!lx<Xl<!= <̂Oei0hqz<gt<!c)Macrophage and eosinophil | Olg<OviOh0\<\ <̂!lx<Xl<!= <̂Oei0hqz<gt<!d)Eosinophil and neutrophil | = <̂Oei0hqz<!lx<Xl<!fqBm<Ovi0hqz<gt<!

www.kalvisolai.com

Page 17: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 16 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

6 Histamine is secreted by | aq^<mlqe<jesaq^<mlqe<jesaq^<mlqe<jesaq^<mlqe<jes<!Svg<Gl<!<!Svg<Gl<!<!Svg<Gl<!<!Svg<Gl<!osz<gt<osz<gt<osz<gt<osz<gt<!!!!a)Epithelial cell | whqk<kQzqbs<!osz<gt<!

b)Mast cells | li <̂m<!osz<gt<!

c)Red blood cells | -vk<k!squh<H!osz<gt<!

d)White blood cells | WKl<!-z<jz!

7 Humoral immunity consists of | kqvu!upq!kqvu!upq!kqvu!upq!kqvu!upq!kMh<hix<xz<!osbz<hMuKkMh<hix<xz<!osbz<hMuKkMh<hix<xz<!osbz<hMuKkMh<hix<xz<!osbz<hMuK!!!!a)Normal cells | sikiv{s<!osz<gt<!

b)Pathological cells | Ofib<!giv{q!osz<gt<!

c)Cytotoxic cells | fs<Ss<!osz<gt<!

d)Immunoglobulin molecules | -l<lqOei!gqtiHzqe<!&zg<%Xgt<!8 Which type of graft is used in plastic surgery | wu<ujgbie!Okiz<!ym<M!osbx<jg!Okiz<!nXju!wu<ujgbie!Okiz<!ym<M!osbx<jg!Okiz<!nXju!wu<ujgbie!Okiz<!ym<M!osbx<jg!Okiz<!nXju!wu<ujgbie!Okiz<!ym<M!osbx<jg!Okiz<!nXju!sqgqs<jsbqz<!dhObigh<hMgsqgqs<jsbqz<!dhObigh<hMgsqgqs<jsbqz<!dhObigh<hMgsqgqs<jsbqz<!dhObigh<hMgqxK!qxK!qxK!qxK!

a)Xenograft | o\Oeigqvih<m<!

b)Allograft | nz<Ozigqvih<m<!

c)Autograft | Nm<Omigqvih<m<!

d)Isograft | JOsigqvih<m<!

9 MHC genes in mouse is located in | MHC \Qe<gt<?!\Qe<gt<?!\Qe<gt<?!\Qe<gt<?!S{<omzqbqe<!wf<kg<!GOviOsilqz<!dt<tK!S{<omzqbqe<!wf<kg<!GOviOsilqz<!dt<tK!S{<omzqbqe<!wf<kg<!GOviOsilqz<!dt<tK!S{<omzqbqe<!wf<kg<!GOviOsilqz<!dt<tK!!!!!a) Chromosome 1 | ye<X

b)Chromosome 2 | -v{<M!

c)Chromosome 4 | fie<G!

d)Chromosome 6 | NX!

10 Which of the following is an auto immune disease

|gQp<gi{<hjugtqz<!Nm<Omi!-l<lqb,e<!Ofib<!wK@!gQp<gi{<hjugtqz<!Nm<Omi!-l<lqb,e<!Ofib<!wK@!gQp<gi{<hjugtqz<!Nm<Omi!-l<lqb,e<!Ofib<!wK@!gQp<gi{<hjugtqz<!Nm<Omi!-l<lqb,e<!Ofib<!wK@!!!!!

a) AIDS | wb<m<̂ <!

b)Multiple sclerosis | hz<%m<M!oskqz<!Ofib<!

c)Cancer | Hx<XOfib<!

d)Asthma | N <̂Kli!

11 Which antibody characterizes the allergic

reaction|wf<k!ujg!Ne<m<chicgt<!yu<uijl!h{<H!wf<k!ujg!Ne<m<chicgt<!yu<uijl!h{<H!wf<k!ujg!Ne<m<chicgt<!yu<uijl!h{<H!wf<k!ujg!Ne<m<chicgt<!yu<uijl!h{<H!ogi{<mju!ogi{<mju!ogi{<mju!ogi{<mju!!!!!a) IgG | IgG

b) IgA | IgA

c) IgM | IgM

d) IgE | IgE

12 SCID is due to| SCID Ofib<g<gie!giv{l<Ofib<g<gie!giv{l<Ofib<g<gie!giv{l<Ofib<g<gie!giv{l<!!!!

a) Adenosine deaminase deficiency | ncOeijse<!c!nlqOe <̂!GjxhiM!b) Glucose oxidase deficiency | GTg<Ogi^<!Ng<̂ qOm^<!GjxhiM!c) Phosphatase deficiency | hi <̂hOm <̂!GjxhiM!

d) Lactate dehydrogenase deficiency | wKUl<!giv{l<!-z<jz! 13 Which of the following causes AIDS | wb<m<̂ <!wb<m<̂ <!wb<m<̂ <!wb<m<̂ <!Ofib<g<gie!giv{qOfib<g<gie!giv{qOfib<g<gie!giv{qOfib<g<gie!giv{q!!!!a) Bacteria | hig<Cvqbi

b) Fungus | h,R<js!

c) Retro virus | ovm<Ovi!juv^<!

d) TMV| TMV

14 Thymus growth occurs up to| jkl <̂!Svh<hqbqe<!jkl <̂!Svh<hqbqe<!jkl <̂!Svh<hqbqe<!jkl <̂!Svh<hqbqe<!utIs<sq!gizl<utIs<sq!gizl<utIs<sq!gizl<utIs<sq!gizl<!!!!a) 17 years | 17 uVmr<gt<!ujv!

b) 12 years |23!uVmr<gt<!ujv!

c) 5 years | 6!uVmr<gt<!ujv!

d) 30 years | 41!uVmr<gt<!ujv!

15 Which of the following secretes immunoglobulin| -l<BOeiGOtihqjes<!Svh<hK-l<BOeiGOtihqjes<!Svh<hK-l<BOeiGOtihqjes<!Svh<hK-l<BOeiGOtihqjes<!Svh<hK!!!!a) T-lymphocyte | T -zql<Ohijsm<Mgt<!

b) B-lymphocyte | B -zql<Ohijsm<Mgt<!

c) Macrophage | Olg<OviOh\ <̂!

d) Mast cells | li <̂m<!osz<gt<! 16 The H-chain of immunoglobulin has a molecular weight| -l<BOei!GOtihqeqz<!dt<t!-l<BOei!GOtihqeqz<!dt<t!-l<BOei!GOtihqeqz<!dt<t!-l<BOei!GOtihqeqz<!dt<t!H-sr<gqzqbqe<!sr<gqzqbqe<!sr<gqzqbqe<!sr<gqzqbqe<!&zg<%X!wjm&zg<%X!wjm&zg<%X!wjm&zg<%X!wjm!!!!a) equivalent to that of light chain | -zG!sr<gqzqg<G!sllieK!b) Twice that of light chain | -zG!sr<gqzq!Ohie<X!-Vlmr<gieK!c) Triple the amount of light chain |!-zG!sr<gqzq!Ohie<X!&e<X!lmr<gieK!d) Twice as that of dark chain | ge!sr<gqzqOhie<X!-Vlmr<gieK! 17 Immunoglobulins are chemically|-l<BOei!-l<BOei!-l<BOei!-l<BOei!GOtihqzqe<!Oukqbh<ohiVtGOtihqzqe<!Oukqbh<ohiVtGOtihqzqe<!Oukqbh<ohiVtGOtihqzqe<!Oukqbh<ohiVt<!a) glycogens | gqjtg<Ogi\e<!b) glycoproteins | gqjtg<OgiHvkl<!c) glycolipids | gqjtg<Ogi!zqh<hqm<!d) Lipo-proteins | zqh<Ohi!Hvkl<!

18 Hyper variability regions are present in| nkqg!nkqg!nkqg!nkqg!liXhiMgt<!ogi{<m!hGkqgt<!gi{h<hMhjuliXhiMgt<!ogi{<m!hGkqgt<!gi{h<hMhjuliXhiMgt<!ogi{<m!hGkqgt<!gi{h<hMhjuliXhiMgt<!ogi{<m!hGkqgt<!gi{h<hMhju!!!!a) heavy chain only | ge!sr<gqzqbqz<!lm<MOl

b) light chain only | -zG!sr<gqzqbqz<!lm<MOl!

c) heavy and light | ge!lx<Xl<!-zG!sr<gqzqgtqz<!

d) dark chain | -Vt<!sr<gqzqbqz<!

19. Organ transplantation from pig to human is an

example for| he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!osb<bh<hMuKosb<bh<hMuKosb<bh<hMuKosb<bh<hMuK

a) Autograft | Nm<Omigqvih<m<!

b) Allo-graft | nz<Ozigqvih<m<!

c) Iso-graft | JOsigqvih<m<!

d) Xeno-graft | o\Oeigqvih<m<!

20 Graft between identical twins is called| yk<k!yk<k!yk<k!yk<k!njlh<Hjmb!njlh<Hjmb!njlh<Hjmb!njlh<Hjmb!-vm<jmbIgTg<G!-jmOb!fjmohXl<!-vm<jmbIgTg<G!-jmOb!fjmohXl<!-vm<jmbIgTg<G!-jmOb!fjmohXl<!-vm<jmbIgTg<G!-jmOb!fjmohXl<!dXh<H!ym<M!-u<uiX!njpg<gh<hMgqxK!dXh<H!ym<M!-u<uiX!njpg<gh<hMgqxK!dXh<H!ym<M!-u<uiX!njpg<gh<hMgqxK!dXh<H!ym<M!-u<uiX!njpg<gh<hMgqxK!!!!!a) Xeno-graft | o\Oei!gqvih<m<!

b) Allograft | nz<Ozigqvih<m<!

c) Auto graft | Nm<Omi!)Sb*gqvih<m<!

d) Iso graft | JOsigqvih<m<!DEPARTMENTAL MODEL PAPER-2006

8. How will you name a graft if an organ is transplanted from a cat to a dog?| cWg;G xd;wpid Xu; G+idapd; cWg;G xd;wpid Xu; G+idapd; cWg;G xd;wpid Xu; G+idapd; cWg;G xd;wpid Xu; G+idapd; clypypUe;J Xu; ehapd; clypw;Fs; khw;wpg; clypypUe;J Xu; ehapd; clypw;Fs; khw;wpg; clypypUe;J Xu; ehapd; clypw;Fs; khw;wpg; clypypUe;J Xu; ehapd; clypw;Fs; khw;wpg; nghWj;JtJ...nghWj;JtJ...nghWj;JtJ...nghWj;JtJ... a. Autograft|Ml;Nlhfpuh/g;l; b. Isograft|INrhfpuhg;l; c. Allograft |my;Nyhfpuhg;l; d. Xenograft |nrNdhfpuhg;l;

www.kalvisolai.com

Page 18: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 17 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

MARCH - 2006 – BIO-ZOOLOGY 8. The graft of transplanting an organ from pig to human is known as | he<xqbqzqVf<K!leqkEg<G!he<xqbqzqVf<K!leqkEg<G!he<xqbqzqVf<K!leqkEg<G!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!osb<bh<hMuKdXh<H!ym<M!osb<bh<hMuKdXh<H!ym<M!osb<bh<hMuKdXh<H!ym<M!osb<bh<hMuK a) Autograft | Nm<Omigqvih<m<!b) Allograft | nz<Ozigqvih<m<!c) Isograft | JOsigqvih<m<!d) Xenograft | o\Oeigqvih<m<!

JUNE - 2006 – BIO-ZOOLOGY 8. Plastic surgery is an example for | gpsh];bf; mWit gpsh];bf; mWit gpsh];bf; mWit gpsh];bf; mWit rpfpr;ir ,jw;f XH vLj;jf;fhl;Lrpfpr;ir ,jw;f XH vLj;jf;fhl;Lrpfpr;ir ,jw;f XH vLj;jf;fhl;Lrpfpr;ir ,jw;f XH vLj;jf;fhl;L a) Isograft | INrhfpuh/g;l; b) Allograft | my;Nyhfpuh/g;l; c) Xenograft | nrNdhfpuh/g;l; d) Autograft | Ml;Nlhfpuh/g;l;

SEPTEMBER – 2006 – BIO-ZOOLOGY 8. Immunoglobulin is selected by| ,k;ANdhFNshgpidr; Rug;gJ ..,k;ANdhFNshgpidr; Rug;gJ ..,k;ANdhFNshgpidr; Rug;gJ ..,k;ANdhFNshgpidr; Rug;gJ .. a)T-lymphocyte|T-ypk;/Nghirl;Lfs; b)B- lymphocyte| B-ypk;/Nghirl;Lfs; c) Macrophages| Nkf;NuhNg[;fs; d)Mast cells| kh];l; nry;fs;

MARCH – 2007 8. Histamine is secreted by | `p];`p];`p];`p];lkpid Ruf;Fk; lkpid Ruf;Fk; lkpid Ruf;Fk; lkpid Ruf;Fk; nry;fs;nry;fs;nry;fs;nry;fs; a) epithelial cells | vgpjPypay; nry;fs;

b) mast cells| kh];l; nry;fs;

c) RBC | ,uj;j rptg;gZf;fs;

d) WBC | ,uj;j nts;isaZf;fs;

JUNE – 2007

8. The number of lymph nodes distributed in human

body is about | kdpj clypy; fhzg;gLk; epzekdpj clypy; fhzg;gLk; epzekdpj clypy; fhzg;gLk; epzekdpj clypy; fhzg;gLk; epzePHPHPHPH Kbr;Rfspd; vz;zpf;if Vwj;jhoKbr;Rfspd; vz;zpf;if Vwj;jhoKbr;Rfspd; vz;zpf;if Vwj;jhoKbr;Rfspd; vz;zpf;if Vwj;jho a) 600 |600

b) 700 |700

c) 800 |800

d) 900 |900

SEPTEMBER – 2007 – BIO-ZOOLOGY 8. Which one of the following is antiviral | fPNo fPNo fPNo fPNo cs;sitfspy; vJ itu]; vjpHg;nghUs;?cs;sitfspy; vJ itu]; vjpHg;nghUs;?cs;sitfspy; vJ itu]; vjpHg;nghUs;?cs;sitfspy; vJ itu]; vjpHg;nghUs;? a) Lysozyme | iyNrhirk;

b) Interferon | ,d;lHng/uhd;

c) Protein | Gujk;

d) Hormone | `hHNkhd;

MARCH – 2008 – BIO-ZOOLOGY 8. Graft between identical twins is called | xj;j xj;j xj;j xj;j mikg;Gila ,ul;ilaHfSf;F ,ilNa mikg;Gila ,ul;ilaHfSf;F ,ilNa mikg;Gila ,ul;ilaHfSf;F ,ilNa mikg;Gila ,ul;ilaHfSf;F ,ilNa eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ.eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ.eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ.eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ. a) Xenograft | n[Ndh fpuhg;l;

b) Allograft | my;Nyh fpuhg;l;

c) Autograft | Ml;Nlh (Ra) fpuhg;l;

d) Isograft | INrhfpuhg;l;

JUNE – 2008 – BIO-ZOOLOGY 8. Which of the following are the largest of all viruses? | fPo;f;fz;ltw;Ws; vit vy;yh itu];fis fPo;f;fz;ltw;Ws; vit vy;yh itu];fis fPo;f;fz;ltw;Ws; vit vy;yh itu];fis fPo;f;fz;ltw;Ws; vit vy;yh itu];fis tpl mstpy; ngupajhdit?tpl mstpy; ngupajhdit?tpl mstpy; ngupajhdit?tpl mstpy; ngupajhdit? a) RNA viruses | MH.vd;.V.itu];fs;

b) polioma viruses| ghypNahkh itu];fs;

c) Rabies viruses | Nugp]; itu];fs;

d) pox viruses | mk;ik itu];fs;

SEPTEMBER – 2008 – BIO-ZOOLOGY

8. Immunoglobulins are chemically |

,k;ANdhFNshGypdpd; Ntjpag; nghUs; ,k;ANdhFNshGypdpd; Ntjpag; nghUs; ,k;ANdhFNshGypdpd; Ntjpag; nghUs; ,k;ANdhFNshGypdpd; Ntjpag; nghUs;

a) Glycogen | fpisf;Nfh[d;

b) Glycoprotein | fpisf;NfhGujk;

c) Glyco lipid | fpisf;Nfh ypg;gpl;

d) Lipoprotein | ypg;Ngh Gujk;

MARCH – 2009 – BIO-ZOOLOGY

8. The immunoglobulin molecules are made up of |

,k;ANdh FNshGypd; %yf;$Wfs; vtw;why; ,k;ANdh FNshGypd; %yf;$Wfs; vtw;why; ,k;ANdh FNshGypd; %yf;$Wfs; vtw;why; ,k;ANdh FNshGypd; %yf;$Wfs; vtw;why; Mf;fg;gl;litMf;fg;gl;litMf;fg;gl;litMf;fg;gl;lit

a) Lipoproteins | ypg;Ngh Gujk;

b) Phosphoproteins | gh];Ngh Gujk;

c) Glycoproteins | fpisf;Nfh Gujk;

d) simple proteins | vspa Gujk;

JUNE – 2009 – BIO-ZOOLOGY

8. Thymus growth occurs up to | ijk]; tsHtJijk]; tsHtJijk]; tsHtJijk]; tsHtJ

a) 17 years |17tJ taJ tiu

b) 12 years |12tJ taJ tiu

c) 5 years |5tJ taJ tiu

d) 30 years |30tJ taJ tiu

SEPTEMBER – 2009 – BIO-ZOOLOGY 8. Which of the following is an auto - immune disease?

| fPo;fhz;gitfspy; Ra jilf;fhg;G Neha; vJ?fPo;fhz;gitfspy; Ra jilf;fhg;G Neha; vJ?fPo;fhz;gitfspy; Ra jilf;fhg;G Neha; vJ?fPo;fhz;gitfspy; Ra jilf;fhg;G Neha; vJ?

a) SCID | SCID

b) Multiple sclerosis | ky;bgps; ];fpspNuhrp];

c) Cancer | Gw;WNeha;

d) Asthma| M];Jkh

MARCH – 2010 – BIO-ZOOLOGY 8. MHC genes in mouse are located in | MHC [Pd;fs;> [Pd;fs;> [Pd;fs;> [Pd;fs;> Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ?Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ?Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ?Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ? a) Chromosome 1 | FNuhNkhNrhk; 1

b) Chromosome 2 | FNuhNkhNrhk; 2

c) Chromosome 20 | FNuhNkhNrhk; 20

d) Chromosome 6 | FNuhNkhNrhk; 6

JUNE – 2010 – BIO-ZOOLOGY 8. Lysozyme is present in | iyNrhirikf; nfhz;l iyNrhirikf; nfhz;l iyNrhirikf; nfhz;l iyNrhirikf; nfhz;l Rug;G ePHRug;G ePHRug;G ePHRug;G ePH a) intestinal juice | Kd; rpWFly; ePH

b) bile juice | gpj;jePH

c) tears | fz;zPH

d) sweat| tpaHit

www.kalvisolai.com

Page 19: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 18 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

SEPTEMBER – 2010 – BIO-ZOOLOGY 8. Which is acting as a filter for trapping circulatory

blood borne foreign particles? | vJ ,uj;j Xl;lj;jpy; vJ ,uj;j Xl;lj;jpy; vJ ,uj;j Xl;lj;jpy; vJ ,uj;j Xl;lj;jpy; ,Ue;J Ez;fpUkpfis tbfl;Lk; cWg;ghf ,Ue;J Ez;fpUkpfis tbfl;Lk; cWg;ghf ,Ue;J Ez;fpUkpfis tbfl;Lk; cWg;ghf ,Ue;J Ez;fpUkpfis tbfl;Lk; cWg;ghf nray;gLfpwJ.nray;gLfpwJ.nray;gLfpwJ.nray;gLfpwJ. a) Thymus | ijk];

b) Spleen | kz;zPuy;

c) Lymph node | epzePH Kbr;Rf;fs;

d) liver | fy;yPuy;

MARCH – 2011 – BIO-ZOOLOGY 8. The part of the antibody molecule which makes

contact with the antigen is called | Md;b[Dld; Md;b[Dld; Md;b[Dld; Md;b[Dld; ,izAk; Md;bghbg; gFjp,izAk; Md;bghbg; gFjp,izAk; Md;bghbg; gFjp,izAk; Md;bghbg; gFjp a) Hapten | `hg;nld;

b) Constant region | epiyahd gFjp

c) Epitope | vg;gpNlhg;

d) paratope| ghuhNlhg;

JUNE – 2011 – BIO-ZOOLOGY 8. Graft between identical twins is called | xj;j xj;j xj;j xj;j mikg;Gila xU fU ,ul;ilaHfSmikg;Gila xU fU ,ul;ilaHfSmikg;Gila xU fU ,ul;ilaHfSmikg;Gila xU fU ,ul;ilaHfSf;F ,ilNa f;F ,ilNa f;F ,ilNa f;F ,ilNa eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ.eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ.eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ.eilngWk; cWg;G xl;L ,t;thW miof;fg;gLfpwJ. a) Xenograft | n[Ndhfpuh/g;l;

b) Allogarft | my;Nyhfpuh/g;l;

c) Auto graft | Ml;Nlhfpuh/g;l;

d) Isograft | INrhfpuh/g;l;

SEPTEMBER – 2011 – BIO-ZOOLOGY 8. The Hassall’s corpuscles are seen in. | aisz<aisz<aisz<aisz< jjjjpR pR pR pR njhFg;Gfs; fhzg;gLk; gFjpnjhFg;Gfs; fhzg;gLk; gFjpnjhFg;Gfs; fhzg;gLk; gFjpnjhFg;Gfs; fhzg;gLk; gFjp a) Cortex of lymph nodes | epzePH Kbr;rpd; fhHnlf;]; gFjp

b) Cortex of thymus | ijk]pd; fhHnlf;]; gFjp c) Medulla of lymph nodes | epzePH Kbr;rpd; nkLy;yh gFjp

d) Medulla of thymus | ijk]pd; nkLy;yh gFjp

MARCH – 2012 – BIO-ZOOLOGY 8. Which one of the following is the thymic dependent

area in lymph node?| epzePH Kbr;rpy; epzePH Kbr;rpy; epzePH Kbr;rpy; epzePH Kbr;rpy; gpd;tUtdtw;Ws; ve;j gFjp ijk]; rhHe;j gFjp?gpd;tUtdtw;Ws; ve;j gFjp ijk]; rhHe;j gFjp?gpd;tUtdtw;Ws; ve;j gFjp ijk]; rhHe;j gFjp?gpd;tUtdtw;Ws; ve;j gFjp ijk]; rhHe;j gFjp? a) Cortical follicles | fhHnlf;]; gFjp ghypf;fps;

b) Medulla| nkLy;yh

c) Inlet duct | cs; Eiof;Foy;

d) Paracortical area| ghuh fhHbfy; gFjp

JUNE – 2012 – BIO-ZOOLOGY 8. Which of the following antibodies does involve in

allergy? |xt;thikapy; <LgLk; Md;bghbxt;thikapy; <LgLk; Md;bghbxt;thikapy; <LgLk; Md;bghbxt;thikapy; <LgLk; Md;bghb

a) IgG | IgG

b) IgA | IgA

c) IgM | IgM

d) IgE| IgE

SEPTEMBER – 2012 – BIO-ZOOLOGY 8.Which of the following cells are converted into

macrophages?| Nkf;Nuh/Ng[;fshf KjpHtilAk; Nkf;Nuh/Ng[;fshf KjpHtilAk; Nkf;Nuh/Ng[;fshf KjpHtilAk; Nkf;Nuh/Ng[;fshf KjpHtilAk; nry;fs; vit?nry;fs; vit?nry;fs; vit?nry;fs; vit? a) Mast cells| kh];l; nry;fs;

b) Monocytes| NkhNdhirl;Lfs;

c) B-lymphocytes| B-ypk;Nghirl;Lfs;

d) Eosinophils| <rpNdh/gpy;fs;

MARCH - 2013 – BIO-ZOOLOGY 8. MHC genes in mouse are located in | MHC [Pd;fs;> [Pd;fs;> [Pd;fs;> [Pd;fs;> Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ?Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ?Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ?Rz;lypapd; ve;jf; FNuhNkhNrhkpy; cs;sJ? a) Chromosome 1 | FNuhNkhNrhk; 1

b) Chromosome 4 | FNuhNkhNrhk; 4

c) Chromosome 2 | FNuhNkhNrhk; 2

d) Chromosome 6 | FNuhNkhNrhk; 6

JUNE – 2013 – BIO-ZOOLOGY 8.Which type of graft is used in plastic surgery?|!!!!!!!!wu<ujgbie!Okiz<!ym<M!hqti^<cg<!nXju!wu<ujgbie!Okiz<!ym<M!hqti^<cg<!nXju!wu<ujgbie!Okiz<!ym<M!hqti^<cg<!nXju!wu<ujgbie!Okiz<!ym<M!hqti^<cg<!nXju!!!!!sqgqs<jsbqz<!dhObigh<hMgqxK@sqgqs<jsbqz<!dhObigh<hMgqxK@sqgqs<jsbqz<!dhObigh<hMgqxK@sqgqs<jsbqz<!dhObigh<hMgqxK@!!!!a) Xenograft |o\Oeigqvih<m<!! ! ! !b) Atlograft |nz<Ozigqvih<m<!c) Autograft |Nm<Omigqvih<m<! !d) Isograft |JOsigqvih<m<!

SEPTEMBER – 2013 – BIO-ZOOLOGY 8. Organ transplantation from pig to human is an

example for | he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!he<xqbqzqVf<K!leqkEg<G!dXh<H!ym<M!osb<bh<hMuK!osb<bh<hMuK!osb<bh<hMuK!osb<bh<hMuK!....!!!!-kx<G!dkiv{l</-kx<G!dkiv{l</-kx<G!dkiv{l</-kx<G!dkiv{l</ a) Autograft | Nm<Omigqvih<m<!

b) Allograft | nz<Ozigqvih<m<!

c) Isograft | JOsigqvih<m<!

d) Xenograft | o\Oeigqvih<m<!

ghlk;ghlk;ghlk;ghlk;----4 jw;fhy kugpa4 jw;fhy kugpa4 jw;fhy kugpa4 jw;fhy kugpay;y;y;y;

LESSON-4 MODERN GENETICS

1. In which prokaryote has voluminous genetical works

been made | wf<kh<!HOviOgvqbim<cz<!nkqg!ntU!wf<kh<!HOviOgvqbim<cz<!nkqg!ntU!wf<kh<!HOviOgvqbim<cz<!nkqg!ntU!wf<kh<!HOviOgvqbim<cz<!nkqg!ntU!lvhqbz<!Osikjegt<!Olx<ogit<th<hm<Mt<tK/lvhqbz<!Osikjegt<!Olx<ogit<th<hm<Mt<tK/lvhqbz<!Osikjegt<!Olx<ogit<th<hm<Mt<tK/lvhqbz<!Osikjegt<!Olx<ogit<th<hm<Mt<tK/!!!!a)TMV | TMV

b)Phage | 0Oh\<!!

c)Escherichia coli | w <̂osIsqbi!Ogijz!!

d)coliform bacteria | OgizqhiIl<!hig<Cvqbi

2. Who discovered the double helix DNA model | DNA uqz<!-v{<M!-jpgt<!)sr<gqzqgt<*!dt<te!weg<!uqz<!-v{<M!-jpgt<!)sr<gqzqgt<*!dt<te!weg<!uqz<!-v{<M!-jpgt<!)sr<gqzqgt<*!dt<te!weg<!uqz<!-v{<M!-jpgt<!)sr<gqzqgt<*!dt<te!weg<!g{<mxqf<kuIg{<mxqf<kuIg{<mxqf<kuIg{<mxqf<kuI!!!!a)G.H. Khorana | H.G. ogiviei!!

b)Mendel | ol{<mz<!!

c)T.H.Morgan | T.H. liIge<!!

d)Watson and Crick | uim<se<!lx<Xl<!gqvqg<

3. About how many hereditary diseases in human

beings had been identified | leqkeqz<!wk<kje!lvHg<!leqkeqz<!wk<kje!lvHg<!leqkeqz<!wk<kje!lvHg<!leqkeqz<!wk<kje!lvHg<!Gjxhim<M!Ofib<gt<!g{<mxqbh<hm<Mt<te/Gjxhim<M!Ofib<gt<!g{<mxqbh<hm<Mt<te/Gjxhim<M!Ofib<gt<!g{<mxqbh<hm<Mt<te/Gjxhim<M!Ofib<gt<!g{<mxqbh<hm<Mt<te/!!!!a)more than 300 | 411g<Gl<!nkqglie!!

b)less than 300 | 411g<Gl<!Gjxuie!!

c)about 400 | Wxg<Gjxb!511!!

d)about 100| Wxg<Gjxb!211!!

4. To obtain information about genetic characters in

man which of the following helps | leqkvqz<!lvHh<!leqkvqz<!lvHh<!leqkvqz<!lvHh<!leqkvqz<!lvHh<!h{<Hgjth<!hx<xq!nxqb!dkUuKh{<Hgjth<!hx<xq!nxqb!dkUuKh{<Hgjth<!hx<xq!nxqb!dkUuKh{<Hgjth<!hx<xq!nxqb!dkUuK!!!!a)Biochemical test | dbqI!Oukqbqbz<!Osikje

b)Hybridization | gzh<hqel<!osb<kz<!!

c)Pedigree analysis | sf<kkq!upqk<!okimI

d)Inbreeding | Yvqeg<!gzh<Hs<!osb<kz<

www.kalvisolai.com

Page 20: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 19 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

5. Sickle cell anaemia is due to | sqg<gqz<!osz<!)gkqI!sqg<gqz<!osz<!)gkqI!sqg<gqz<!osz<!)gkqI!sqg<gqz<!osz<!)gkqI!nvquit<*!-vk<ks<!Osijg!wkeiz<!Wx<hMgqxK/!nvquit<*!-vk<ks<!Osijg!wkeiz<!Wx<hMgqxK/!nvquit<*!-vk<ks<!Osijg!wkeiz<!Wx<hMgqxK/!nvquit<*!-vk<ks<!Osijg!wkeiz<!Wx<hMgqxK/!!!!!a)autosomal gene | dmx<GOviOliOsilqz<!dt<t!\Qe<!!b)sex chromosomal gene | hiz<GOviOliOsilqz<!dt<t!\Qe<!!

c)vitamin deficiency | jum<mlqe<gtqe<!GjxhiM

d)hormone imbalance | aiIOlie<gtqe<!ntU!liXhiM!!

6. Albinism is due to | nz<hqeqsk<kqx<gie!giv{l<nz<hqeqsk<kqx<gie!giv{l<nz<hqeqsk<kqx<gie!giv{l<nz<hqeqsk<kqx<gie!giv{l<!!!!

a)absence of melanin | olzieqe<!-z<zijl

b)absence of vitamins | jum<mlqe<!-z<zijl!!

c)presence of melanin | olzieqe<!-Vh<hkqeiz<!!

d)absence of hormone | aiIOlie<gt<!-z<zijl!!

7. Name the human disease due autosomal dominant

gene | leqkeqz<!dmx<GOviOliOsilqz<!gi{h<hMl<!leqkeqz<!dmx<GOviOliOsilqz<!gi{h<hMl<!leqkeqz<!dmx<GOviOliOsilqz<!gi{h<hMl<!leqkeqz<!dmx<GOviOliOsilqz<!gi{h<hMl<!Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<!!!!a)sickle cell anaemia | gkqI!nvquit<!Osijg

b)thalasemia | kizsQlqbi!!

c)SCID | SCID

d) huntington|s chorea | n{<cr<m<me<!ogivqbi!!

8. Idiogram means | -cObigqvil<!we<xiz<-cObigqvil<!we<xiz<-cObigqvil<!we<xiz<-cObigqvil<!we<xiz<!!!!

a)Diagrammatic representation of genes | \Qe<gjt!Gxqg<Gl<!hml<!b)Diagrammatic representation of chromosome |

GOviOliOsil<gjtg<!Gxqg<Gl<!hml< c)Graph showing heart defect | -kbk<kqe<!Gjxhim<cjeg<!gi[l<!ujvhml<!d)Electro cardiogram | wzg<Ovi!giIcObi!gqvil<!

9. In human chromosome karyotyping the

chromosomes 4 and 5 belong to group | GOviOliOsil<gt<!5!lx<Xl<!6!)OgvqObijmh<hqr<*!GOviOliOsil<gt<!5!lx<Xl<!6!)OgvqObijmh<hqr<*!GOviOliOsil<gt<!5!lx<Xl<!6!)OgvqObijmh<hqr<*!GOviOliOsil<gt<!5!lx<Xl<!6!)OgvqObijmh<hqr<*!GOviOliOsil<!okiGh<hqz<!wf<kk<!okiGkqbqz<!GOviOliOsil<!okiGh<hqz<!wf<kk<!okiGkqbqz<!GOviOliOsil<!okiGh<hqz<!wf<kk<!okiGkqbqz<!GOviOliOsil<!okiGh<hqz<!wf<kk<!okiGkqbqz<!njlf<Kt<te/!njlf<Kt<te/!njlf<Kt<te/!njlf<Kt<te/!!!!!a) A | A

b) B | B

c) C | C

d) D | D

10. What is the name for mobile genetic elements | wju!fmliMl<!lvHh<!ohiVt<!weh<hMgqxK!wju!fmliMl<!lvHh<!ohiVt<!weh<hMgqxK!wju!fmliMl<!lvHh<!ohiVt<!weh<hMgqxK!wju!fmliMl<!lvHh<!ohiVt<!weh<hMgqxK!!!!!a) plasmids | hqti <̂lqm<gt<!!

b) pili | jhzq!!

c) barr body | hiI!dXh<H!!

d) transposons | cvie<̂ <Ohisie<gt<

DEPARTMENTAL MODEL PAPER-2006

9. The term ‘superbugs’ refers to | kugZg; kugZg; kugZg; kugZg;

nghwpapay; 'nghwpapay; 'nghwpapay; 'nghwpapay; 'Superbugs" vdf; Fwpg;gplg;gLk; " vdf; Fwpg;gplg;gLk; " vdf; Fwpg;gplg;gLk; " vdf; Fwpg;gplg;gLk; caphpfscaphpfscaphpfscaphpfs; ; ; ; a. Arthropods |fZf;fhypfs;

b. Insects|G+r;rpfs;

c. Beetles|tz;Lfs;

d. Genetically engineered bacteria|kugZg; nghwpapayhy; khWjy; ngw;w ghf;Bupaq;fs;

10. ‘Protein data banks’ are storehouses for |'Guj 'Guj 'Guj 'Guj juTg; Gyq;fspy;" Nrkpf;fg;gLtJjuTg; Gyq;fspy;" Nrkpf;fg;gLtJjuTg; Gyq;fspy;" Nrkpf;fg;gLtJjuTg; Gyq;fspy;" Nrkpf;fg;gLtJ a. storage of various types of proteins|gytifg; Gujq;fs;

b. information related to three dimensional structure of

proteins|Gujq;fspd; tbtk; gw;wpa nra;jpfs;

c. cryopreservation of proteins |Gujq;fspd; Fsph; ghJfhg;G

d. base pairing sequences|cg;G%yq;fspd; ,izT thpirfs;

MARCH - 2006 – BIO-ZOOLOGY 5. The fertilized eggs are selected for the transfer of | fU Kl;ilfs; fPofU Kl;ilfs; fPofU Kl;ilfs; fPofU Kl;ilfs; fPo;f;fhZk; vk;khw;wj;jpw;F cl;gLj;j ;f;fhZk; vk;khw;wj;jpw;F cl;gLj;j ;f;fhZk; vk;khw;wj;jpw;F cl;gLj;j ;f;fhZk; vk;khw;wj;jpw;F cl;gLj;j NjHe;njLf;fg;gLfpwJ?NjHe;njLf;fg;gLfpwJ?NjHe;njLf;fg;gLfpwJ?NjHe;njLf;fg;gLfpwJ? a) whole nuclei| KO cl;fU khw;wk;

b) whole chromosome| FNuhNkhNrhk;fs; khw;wk; c) DNA segment| DNA gFjp khw;wk;

d) some genes to cultured cells| tsHg;G nry; [Pd;fspd; khw;wk; 6. The persons suffering from sickle cell anaemia but survive have the genotype| fjpHmupths; Nrhif fjpHmupths; Nrhif fjpHmupths; Nrhif fjpHmupths; Nrhif Nehahy; ghjpf;fg;gl;L jhq;fpahf capUld; Nehahy; ghjpf;fg;gl;L jhq;fpahf capUld; Nehahy; ghjpf;fg;gl;L jhq;fpahf capUld; Nehahy; ghjpf;fg;gl;L jhq;fpahf capUld; tho;gtuJ [Pd; mikg;Gtho;gtuJ [Pd; mikg;Gtho;gtuJ [Pd; mikg;Gtho;gtuJ [Pd; mikg;G a) HB

s Hb

s| HB

sHb

s

b) HBA Hb

s| HB

AHb

s

c) HBA Hb

A| HB

AHb

A

d) Hb Hb| Hb Hb

JUNE – 2006 – BIO-ZOOLOGY 9. The chromosome 6 to 12 that belongs to the group classified by karyotyping in man is | kdpjdpy;> kdpjdpy;> kdpjdpy;> kdpjdpy;> FNuhNkhNrhk;fs; 6 Kjy; 12 tiu> ve;j FNuhNkhNrhk;fs; 6 Kjy; 12 tiu> ve;j FNuhNkhNrhk;fs; 6 Kjy; 12 tiu> ve;j FNuhNkhNrhk;fs; 6 Kjy; 12 tiu> ve;j FNuhNkhNrhk; njhFjpapy; cs;sd?FNuhNkhNrhk; njhFjpapy; cs;sd?FNuhNkhNrhk; njhFjpapy; cs;sd?FNuhNkhNrhk; njhFjpapy; cs;sd? a) D | D b) C | C c) A | A d) B | B 10. Proteins are linear chain molecules made up of units called | Gujq;fspd; ePskhd rq;fpyp ve;j %yf;$W Gujq;fspd; ePskhd rq;fpyp ve;j %yf;$W Gujq;fspd; ePskhd rq;fpyp ve;j %yf;$W Gujq;fspd; ePskhd rq;fpyp ve;j %yf;$W myfhy; Mf;fg; ngw;Ws;sJ?myfhy; Mf;fg; ngw;Ws;sJ?myfhy; Mf;fg; ngw;Ws;sJ?myfhy; Mf;fg; ngw;Ws;sJ? a) fatty acids | nfhOg;G mkpyq;fs; b)citric acids | rpl;upf; mkpyq;fs; c) amino acids | mkpNdh mkpyq;fs; d)nitric acids | iel;upf mkpyq;fs;

SEPTEMBER – 2006 – BIO-ZOOLOGY 9.The human hereditary disease caused due to defective autosomal dominant gene is| kdpjdpy;kdpjdpy;kdpjdpy;kdpjdpy; clw; FNuhNkhNrhkpy; fhzg;gLk; xq;F [Pdhy; clw; FNuhNkhNrhkpy; fhzg;gLk; xq;F [Pdhy; clw; FNuhNkhNrhkpy; fhzg;gLk; xq;F [Pdhy; clw; FNuhNkhNrhkpy; fhzg;gLk; xq;F [Pdhy; Vw;gLk; Neha; ....Vw;gLk; Neha; ....Vw;gLk; Neha; ....Vw;gLk; Neha; .... a)Sickle cell anaemia|fjpH mupths; Nrhif Neha;

b)Thalassemia| jhyrPkpah

c) Huntington|s chorea| mz;bq;ld; nfhupah

d)SCID| SCID

10.Dr. Ian Wilmut has produced a cloned sheep called

Dolly by the method of| lhf;lH mahd;lhf;lH mahd;lhf;lH mahd;lhf;lH mahd; tpy;kl;> lhyp vd;w nrk;kwp Ml;lf; Fl;bia tpy;kl;> lhyp vd;w nrk;kwp Ml;lf; Fl;bia tpy;kl;> lhyp vd;w nrk;kwp Ml;lf; Fl;bia tpy;kl;> lhyp vd;w nrk;kwp Ml;lf; Fl;bia FNshdpq; mbg;gilapy; cUthf;fpa Kiw......FNshdpq; mbg;gilapy; cUthf;fpa Kiw......FNshdpq; mbg;gilapy; cUthf;fpa Kiw......FNshdpq; mbg;gilapy; cUthf;fpa Kiw...... a)nuclear transplantation| cl;fU khw;wpg; nghUj;jy;

b)cytoplasmic transplantation| irl;Nlhgpshrj;ij khw;wp mikj;jy; Kiw c) chromosomal transplantation| FNuhNkhNrhk;fis khw;wp mikj;jy; Kiw d) organ transplantation | cWg;Gfis khw;wp mikj;jy;

www.kalvisolai.com

Page 21: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 20 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

MARCH – 2007 – BIO-ZOOLOGY 9. Y chromosome belongs to | Y FNuhNkhNrhk; FNuhNkhNrhk; FNuhNkhNrhk; FNuhNkhNrhk; mlq;fpAs;s njhFjpmlq;fpAs;s njhFjpmlq;fpAs;s njhFjpmlq;fpAs;s njhFjp a) Group A | njhFjp A

b) Group D | njhFjp D

c) Group C | njhFjp C

d) Group G| njhFjp G

10. Albinism is due to | my;gpdprj;jpw;fhd fhuzk;my;gpdprj;jpw;fhd fhuzk;my;gpdprj;jpw;fhd fhuzk;my;gpdprj;jpw;fhd fhuzk;

a) absence of melanin | nkyhdpd; ,y;yhik

b) absence of vitamins | itl;lkpd; ,y;yhik

c) presence of melanin | nkyhdpd; ,Ug;gjhy;

d) absence of hormones | `hHNkhd;fs; ,y;yhik

JUNE – 2007 – BIO-ZOOLOGY 9. The genome of an organism can be split up into

different sized molecules by technique called| ,J XH ,J XH ,J XH ,J XH capupapd; [PNdhkpid gy;NtW mstpyhd capupapd; [PNdhkpid gy;NtW mstpyhd capupapd; [PNdhkpid gy;NtW mstpyhd capupapd; [PNdhkpid gy;NtW mstpyhd %yf;$Wfshf gpupf;f ,aYk; kpd;D}l;lg; gp%yf;$Wfshf gpupf;f ,aYk; kpd;D}l;lg; gp%yf;$Wfshf gpupf;f ,aYk; kpd;D}l;lg; gp%yf;$Wfshf gpupf;f ,aYk; kpd;D}l;lg; gpupjy; upjy; upjy; upjy; nra;KiwahFk; .nra;KiwahFk; .nra;KiwahFk; .nra;KiwahFk; . a) Chromatography | FNuhNkl;Nlhfpuhgp

b) Electrophoresis | vyf;l;NuhNghNuhrp];

c) Electrolysis | vyf;l;uhyprp];

d) Electron Transport | vyf;l;uhd; buhd;];NghHl;

10. Which of the following structures of protein is

stored in protein data-bank? | Guj tq;fpapy; Gujj;jpd; Guj tq;fpapy; Gujj;jpd; Guj tq;fpapy; Gujj;jpd; Guj tq;fpapy; Gujj;jpd; ve;j mikg;G Nrkpj;J itf;fg;gl;Ls;sJ?ve;j mikg;G Nrkpj;J itf;fg;gl;Ls;sJ?ve;j mikg;G Nrkpj;J itf;fg;gl;Ls;sJ?ve;j mikg;G Nrkpj;J itf;fg;gl;Ls;sJ? a) Simple structure | rhjhuz mikg;G

b) Two-dimensional structure | ,U gupkhz mikg;G

c) Poly-dimensional structure | gy gupkhz mikg;G

d) Three-dimensional structure | Kg;gupkhz mikg;G

SEPTEMBER – 2007 – BIO-ZOOLOGY 9. Name the human diseases due to autosomal

dominant gene | kdpjdpy; clw;FNuhNkhNrhkpy; kdpjdpy; clw;FNuhNkhNrhkpy; kdpjdpy; clw;FNuhNkhNrhkpy; kdpjdpy; clw;FNuhNkhNrhkpy; fhzg;gLk; Xq;F [Pdpdhy; Vw;gLk; Neha;fhzg;gLk; Xq;F [Pdpdhy; Vw;gLk; Neha;fhzg;gLk; Xq;F [Pdpdhy; Vw;gLk; Neha;fhzg;gLk; Xq;F [Pdpdhy; Vw;gLk; Neha; a) Sickle cell anaemia | fjpH mupths; Nrhif

b) Thalassemia | jhyrPkpah

c) SCID | SCID

d) Huntington|s chorea | mz;bq;l;ld nfhupah

10. The term ‘super bugs’refers to | kugZg; kugZg; kugZg; kugZg;

nghwpapaypy; nghwpapaypy; nghwpapaypy; nghwpapaypy; ‘super bugs’ vdf; Fwpg;gplg;gLk; vdf; Fwpg;gplg;gLk; vdf; Fwpg;gplg;gLk; vdf; Fwpg;gplg;gLk; capupfs;capupfs;capupfs;capupfs; a) arthropods | fZf;fhypfs;

b) insects | g+r;rpfs;

c) beetles | tz;Lfs;

d) genetically engineered bacteria | kuGg; nghwpapay; ghf;Bupaq;fs;

MARCH – 2008 – BIO-ZOOLOGY

9. The chromosomes 4 and 5 belong to the group

classified by karyotyping | FNuhNkhNrhk;fs; 4 FNuhNkhNrhk;fs; 4 FNuhNkhNrhk;fs; 4 FNuhNkhNrhk;fs; 4 kw;Wk; 5 FNuhNkhNrhk; njhFg;gpd; (NfupNahilg;gpq;) kw;Wk; 5 FNuhNkhNrhk; njhFg;gpd; (NfupNahilg;gpq;) kw;Wk; 5 FNuhNkhNrhk; njhFg;gpd; (NfupNahilg;gpq;) kw;Wk; 5 FNuhNkhNrhk; njhFg;gpd; (NfupNahilg;gpq;) ve;jj; njhFjpapy; mike;Js;sd? ve;jj; njhFjpapy; mike;Js;sd? ve;jj; njhFjpapy; mike;Js;sd? ve;jj; njhFjpapy; mike;Js;sd? a) A | A

b) B | B

c) C | C

d) D| D

10. In proteomics, the amino acid sequences are read

by | GNuhl;bNahkpf;]; vdg;gLk; Guj GNuhl;bNahkpf;]; vdg;gLk; Guj GNuhl;bNahkpf;]; vdg;gLk; Guj GNuhl;bNahkpf;]; vdg;gLk; Guj nra;jpapaypy; mkpNdh mkpy tupiraikg;ig nra;jpapaypy; mkpNdh mkpy tupiraikg;ig nra;jpapaypy; mkpNdh mkpy tupiraikg;ig nra;jpapaypy; mkpNdh mkpy tupiraikg;ig thrpg;gJ thrpg;gJ thrpg;gJ thrpg;gJ a) Haemocytometer | P̀Nkhirl;Nlh kPl;lH

b) Glucometer | FSf;Nfh kPl;lH

c) Thermometer | njHNkh kPl;lH

d) Sequenators | rPNfhNdl;lH

JUNE – 2008 – BIO-ZOOLOGY 9. The X chromosome that belongs to the group

classified by karyotyping in man is | X FNuhNkhNrhk; FNuhNkhNrhk; FNuhNkhNrhk; FNuhNkhNrhk; (NfupNahilg;gpq;) kdpj FNuhNkhNrhk; njhFg;gpy; (NfupNahilg;gpq;) kdpj FNuhNkhNrhk; njhFg;gpy; (NfupNahilg;gpq;) kdpj FNuhNkhNrhk; njhFg;gpy; (NfupNahilg;gpq;) kdpj FNuhNkhNrhk; njhFg;gpy; ve;jj; njhFjpapy; mike;Js;sJ?ve;jj; njhFjpapy; mike;Js;sJ?ve;jj; njhFjpapy; mike;Js;sJ?ve;jj; njhFjpapy; mike;Js;sJ? a) Group C | njhFjp C

b) Group B | njhFjp B

c) Group A | njhFjp A

d) Group D | njhFjp D

10. Bubble Boy syndrome is also called | Fkpo; rpWtd; Fkpo; rpWtd; Fkpo; rpWtd; Fkpo; rpWtd; rpd;l;Nuhk; vd;Wk; miof;fg;gLtJrpd;l;Nuhk; vd;Wk; miof;fg;gLtJrpd;l;Nuhk; vd;Wk; miof;fg;gLtJrpd;l;Nuhk; vd;Wk; miof;fg;gLtJ a) BLAST | BLAST

b) HGP | HGP

c) SCID | SCID

d) AIDS | AIDS

SEPTEMBER – 2008 – BIO-ZOOLOGY 9. X-chromosome is present in | X FNuhNkhNrhk; FNuhNkhNrhk; FNuhNkhNrhk; FNuhNkhNrhk; fhzg;gLk; FNuhNkhNrhk; njhFjp fhzg;gLk; FNuhNkhNrhk; njhFjp fhzg;gLk; FNuhNkhNrhk; njhFjp fhzg;gLk; FNuhNkhNrhk; njhFjp a) Group - C | njhFjp- C

b) Group - D | njhFjp- D

c) Group - E | njhFjp- E

d) Group -G | njhFjp- G

10. During the electrophoresis the DNA particles

migrate towards the | vyf;l;NuhNghnu]p]; vyf;l;NuhNghnu]p]; vyf;l;NuhNghnu]p]; vyf;l;NuhNghnu]p]; NghJ b.vd;.V %yf;$WNghJ b.vd;.V %yf;$WNghJ b.vd;.V %yf;$WNghJ b.vd;.V %yf;$Wfis <Hg;gitfis <Hg;gitfis <Hg;gitfis <Hg;git a) Positive pole | NeHkpd; Kid

b) negative Pole | vjpHkpd; Kid

c) Both pole| ,Ukpd; KidAk;

d) neutral pole | rk epiy Kid

MARCH – 2009 – BIO-ZOOLOGY 9. Which one of the following is an erythroblastic

anaemia? | fPo;tUtdtw;Ws; vJ vupj;Nuh gpsh];bfPo;tUtdtw;Ws; vJ vupj;Nuh gpsh];bfPo;tUtdtw;Ws; vJ vupj;Nuh gpsh];bfPo;tUtdtw;Ws; vJ vupj;Nuh gpsh];bf; f; f; f; mdPkpahmdPkpahmdPkpahmdPkpah a) Hepatomegaly | n`g;gl;Nlh nkfyp

b) Sickle cell anaemia | fjpH mupths; ,uj;j Nrhif

c) Thalassemia | jyhrPkpah

d) Albinism | my;gpdprk;

10. The chromosomes of 19 and 20 represent as | vj;njhFjpapy;19 kw;Wk; 20vj;njhFjpapy;19 kw;Wk; 20vj;njhFjpapy;19 kw;Wk; 20vj;njhFjpapy;19 kw;Wk; 20----tJ N[hb tJ N[hb tJ N[hb tJ N[hb FNuhNkhNrhk;fs; cs;sd?FNuhNkhNrhk;fs; cs;sd?FNuhNkhNrhk;fs; cs;sd?FNuhNkhNrhk;fs; cs;sd? a) Group C | njhFjp -rp

b) Group E | njhFjp - <

c) Group F | njhFjp - v/g;

d) Group G | njhFjp - [p

www.kalvisolai.com

Page 22: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 21 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

JUNE – 2009 – BIO-ZOOLOGY 9. The term “super bugs" refers to | #g;gH gf;Ffs; #g;gH gf;Ffs; #g;gH gf;Ffs; #g;gH gf;Ffs; vd;gitvd;gitvd;gitvd;git

a) arthropods | fZf;fhypfs;

b) insects | g+r;rpfs;

c) beetles | tz;Lfs;

d) genetically engineered bacteria | kuGg; nghwpapay; ghf;Bupaq;fs; 10. Bubble boy syndrome is a |'Fkpo; rpWtd; 'Fkpo; rpWtd; 'Fkpo; rpWtd; 'Fkpo; rpWtd; rpd;l;Nuhk;" vd miof;fg;gLk; Neha;rpd;l;Nuhk;" vd miof;fg;gLk; Neha;rpd;l;Nuhk;" vd miof;fg;gLk; Neha;rpd;l;Nuhk;" vd miof;fg;gLk; Neha; a) severe combined immuno deficiency disease | jPtpu xUq;fpize;j jilfhg;Gf; FiwT Neha; b) sickle cell anaemia | rpf;fps; nry; mdpkPah

c) thrombosis | ,uj;jf; fl;b

d) malaria | kNyupah

SEPTEMBER – 2009 – BIO-ZOOLOGY 9. The autosomal dominant gene causes | kdpjdpd; kdpjdpd; kdpjdpd; kdpjdpd; clw;FNuhNkhNrhkpy; fhzg;gLk; xU xq;F [Pdpdhy; clw;FNuhNkhNrhkpy; fhzg;gLk; xU xq;F [Pdpdhy; clw;FNuhNkhNrhkpy; fhzg;gLk; xU xq;F [Pdpdhy; clw;FNuhNkhNrhkpy; fhzg;gLk; xU xq;F [Pdpdhy; Vw;gLk; NehaVw;gLk; NehaVw;gLk; NehaVw;gLk; Neha; a) Sickle cell anaemia | fjpH mupths; Nrhif

b) Thalassemia | jhyrPkpah

c) Agamaglobulinemia | vfhkh FNshGypdpkpah

d) Huntington|s chorea | `z;bq;f;ld; nfhupah

10. The cloned sheep was produced by | nrk;kwp nrk;kwp nrk;kwp nrk;kwp Ml;Lf;Fl;bia FNshdpq; Kiwg;gb cUthf;fpatHMl;Lf;Fl;bia FNshdpq; Kiwg;gb cUthf;fpatHMl;Lf;Fl;bia FNshdpq; Kiwg;gb cUthf;fpatHMl;Lf;Fl;bia FNshdpq; Kiwg;gb cUthf;fpatH a) Barbara Meclintock | ghHguh kf;fspd; Nlhf;

b) Ian wilmut | mahd; tpy;kl;

c) Herbert Bayer | n`HgHl; NgaH

d) R. Briggs | MH. gpupf;];

MARCH – 2010 – BIO-ZOOLOGY

9. Which one of the following genetic diseases mostly

affects boys? | gpd;tUtdtw;Ws; ve;j kugpay; Neha; gpd;tUtdtw;Ws; ve;j kugpay; Neha; gpd;tUtdtw;Ws; ve;j kugpay; Neha; gpd;tUtdtw;Ws; ve;j kugpay; Neha; ngUk;ghYk; rpWtHfspy; fhzg;gLk;ngUk;ghYk; rpWtHfspy; fhzg;gLk;ngUk;ghYk; rpWtHfspy; fhzg;gLk;ngUk;ghYk; rpWtHfspy; fhzg;gLk; a) Albinism | my;gpdprk;

b) Agammaglobulinemia | vfhkhFNshGypdpkpah

c) Thalassemia | jyhrPkpah

d) Huntington|s chorea | mz;bq;ld; nfhupah

10. For the transfer of whole nuclei, the cells are

treated with …………. to enucleate. | KO KO KO KO cl;fUitAk; khw;Wtjpy; nry;fs; .....cl;fUitAk; khw;Wtjpy; nry;fs; .....cl;fUitAk; khw;Wtjpy; nry;fs; .....cl;fUitAk; khw;Wtjpy; nry;fs; ..... vDk; Ntjpg; vDk; Ntjpg; vDk; Ntjpg; vDk; Ntjpg; nghUSf;F cl;gLj;jg;glL cl;fU ePf;fk; nghUSf;F cl;gLj;jg;glL cl;fU ePf;fk; nghUSf;F cl;gLj;jg;glL cl;fU ePf;fk; nghUSf;F cl;gLj;jg;glL cl;fU ePf;fk; nra;ag;gLfpd;wdnra;ag;gLfpd;wdnra;ag;gLfpd;wdnra;ag;gLfpd;wd.

a) Polythylene glycol| ghyp vj;jpypd; fpisf;fhy;

b) dinitrophenol | il iel;NuhgPdhy;

c) Cytochalasin B | irl;Nlhnryhrpd; gp

d) colchicine| fhy;fprpd;

JUNE – 2010 – BIO-ZOOLOGY

9. In man choromosome Y belongs to | kdpjupy; | kdpjupy; | kdpjupy; | kdpjupy; Y FNuhNkhNrhk; ,j;njhFjpiar; rhHe;jJFNuhNkhNrhk; ,j;njhFjpiar; rhHe;jJFNuhNkhNrhk; ,j;njhFjpiar; rhHe;jJFNuhNkhNrhk; ,j;njhFjpiar; rhHe;jJ

a) Group A | njhFjp A

b) Group G | njhFjp G

c) Group B | njhFjp B

d) Group F | njhFjp F

10. In Huntington’s chorea the defective gene is located

on the chromosome. | `z;bq;ld; nfhupah`z;bq;ld; nfhupah`z;bq;ld; nfhupah`z;bq;ld; nfhupah Neha;f;Ff; Neha;f;Ff; Neha;f;Ff; Neha;f;Ff; fhuzkhd [Pd; mike;Js;s FNuhNkhNrhk;.fhuzkhd [Pd; mike;Js;s FNuhNkhNrhk;.fhuzkhd [Pd; mike;Js;s FNuhNkhNrhk;.fhuzkhd [Pd; mike;Js;s FNuhNkhNrhk;. a) 4 | ehd;fhtJ

b) 20 | ,UgjhtJ

c) 8 | vl;lhtJ

d) 6 | MwhtJ

SEPTEMBER – 2010 – BIO-ZOOLOGY 9. What is the name of mobile genetic element? | elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ?elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ?elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ?elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ? a) Plasmid | gpsh];kpl;

b) Pili | gpyp

c) Barr body | ghHghbfs;

d) Transposons | buhd;];Nghrhd;fs;

10. One of the reasons for the manifestation of genetic

diseases in human is | kdpjdpy; Vw;gLk; ghuk;gupakdpjdpy; Vw;gLk; ghuk;gupakdpjdpy; Vw;gLk; ghuk;gupakdpjdpy; Vw;gLk; ghuk;gupa Neha;fs; cUthtjw;F ,JTk; xU fhuzk;Neha;fs; cUthtjw;F ,JTk; xU fhuzk;Neha;fs; cUthtjw;F ,JTk; xU fhuzk;Neha;fs; cUthtjw;F ,JTk; xU fhuzk; a) Gene cloning | [Pd; FNshdpq;

b) Gene therapy | [Pd; rpfpr;ir

c) Gene mutation | [Pd; jpbHkhw;wk;

d) Pedigree analysis | re;jjp top njhlHG

MARCH – 2011 – BIO-ZOOLOGY 9. In human chromosome karyotyping the

chromosomes X and Y belong to groups | kdpj kdpj kdpj kdpj FNuhNkhNrhk; njhFg;G tiug;glj;jpy; FNuhNkhNrhk; njhFg;G tiug;glj;jpy; FNuhNkhNrhk; njhFg;G tiug;glj;jpy; FNuhNkhNrhk; njhFg;G tiug;glj;jpy; FNuhNkhNrhk;FNuhNkhNrhk;FNuhNkhNrhk;FNuhNkhNrhk;fs; fs; fs; fs; X kw;Wk; kw;Wk; kw;Wk; kw;Wk; Y mike;Js;s mike;Js;s mike;Js;s mike;Js;s njhFjpfs; KiwNanjhFjpfs; KiwNanjhFjpfs; KiwNanjhFjpfs; KiwNa a) B and C | gp kw;Wk; rp

b) C and D |rp kw;Wk; b

c) C and G |rp kw;Wk; [p

d) G and D | [p kw;Wk; b

10. The enzyme necessary to convert DOPA into

melanin in the melanocytes is | nkyNdhirl; nkyNdhirl; nkyNdhirl; nkyNdhirl;

nry;fspy; nry;fspy; nry;fspy; nry;fspy; DOPA vd;Dk; nghvd;Dk; nghvd;Dk; nghvd;Dk; nghUs; nkydpdhf Us; nkydpdhf Us; nkydpdhf Us; nkydpdhf khWtjw;F cjTk; vd;irk;khWtjw;F cjTk; vd;irk;khWtjw;F cjTk; vd;irk;khWtjw;F cjTk; vd;irk; a) Amylase | mikNy];

b) Tyrosinase |ilNuhrpNd];

c) Gamma globulin | fhkh FNshGypd;

d) Adenine deaminase | mbidd; -b-mkpNd];

JUNE – 2011 – BIO-ZOOLOGY 9. The human disease due to autosomal dominant gene

is | kdpjupy; clw;kdpjupy; clw;kdpjupy; clw;kdpjupy; clw;FNuhNkhNrhkpy; fhzg;gLk; Xq;F FNuhNkhNrhkpy; fhzg;gLk; Xq;F FNuhNkhNrhkpy; fhzg;gLk; Xq;F FNuhNkhNrhkpy; fhzg;gLk; Xq;F [Pdhy; Vw;gLk; Neha;[Pdhy; Vw;gLk; Neha;[Pdhy; Vw;gLk; Neha;[Pdhy; Vw;gLk; Neha; a) Sickle cell anaemia | fjpH mupths; Nrhif

b) Thalassemia | jyhrPkpah

c) SCID | SCID

d) Huntington’s chorea |mz;bq;ld; nfhupah

10. In human chromosome karyotyping the X

chromosome belongs to| kdpj FNuhNkkdpj FNuhNkkdpj FNuhNkkdpj FNuhNkhNrhk; hNrhk; hNrhk; hNrhk;

njhFg;G tiuglj;jpy; njhFg;G tiuglj;jpy; njhFg;G tiuglj;jpy; njhFg;G tiuglj;jpy; X FNuhNkhNrhk; mlq;fpAs;s FNuhNkhNrhk; mlq;fpAs;s FNuhNkhNrhk; mlq;fpAs;s FNuhNkhNrhk; mlq;fpAs;s njhFjp njhFjp njhFjp njhFjp

a) Group A | njhFjp A

b) Group D | njhFjp D

c) Group C | njhFjp C

d) Group G | njhFjp G

www.kalvisolai.com

Page 23: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 22 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

SEPTEMBER – 2011 – BIO-ZOOLOGY 9. The first gene cloning was done by | Kjd; Kjypy; Kjd; Kjypy; Kjd; Kjypy; Kjd; Kjypy; FNshdpq; nra;jtHfs;FNshdpq; nra;jtHfs;FNshdpq; nra;jtHfs;FNshdpq; nra;jtHfs; a) Barbara Meclintock | ghHguh kf;spd; Nlhf;

b) Hebert Bayer and Stanley Cohen | n`HgHl;NgaH kw;Wk; ];Nld;yp Nfh`d; c) R. Briggs and T.King | MH. gpupf;]; kw;Wk; b.fpq;

d) J.Gurdon and lan wilmut | n[.FHld; kw;Wk; ,ahd; tpy;kl; 10. …………………… is an inborn error of metabolic disease | gpwg;Gg; gpio tsHrpij khw;w Neha;gpwg;Gg; gpio tsHrpij khw;w Neha;gpwg;Gg; gpio tsHrpij khw;w Neha;gpwg;Gg; gpio tsHrpij khw;w Neha; a) Bubble boy syndrome | Fkpo; rpWtd; rpd;l;Nuhk; b) Huntington|s chorea | mz;bq;f;ld; nfhupah c) Albinism | my;gpdprk; d) Thalassemia | jyhrPkpah

MARCH – 2012 – BIO-ZOOLOGY 9. What is the name for mobile genetic elements?| vit elkhLk; kuGg; nghUs; vdg;gLfpwJ?vit elkhLk; kuGg; nghUs; vdg;gLfpwJ?vit elkhLk; kuGg; nghUs; vdg;gLfpwJ?vit elkhLk; kuGg; nghUs; vdg;gLfpwJ? a) Plasmids | gpsh];kpl;fs; b) Pili| igyp c) Barr body | ghH cWg;G d) Transposons| buhd;];Nghrhd;fs; 10. In proteomics which one is probed to identify the proteins of cells | GNuhl;bNahkpf;]py;GNuhl;bNahkpf;]py;GNuhl;bNahkpf;]py;GNuhl;bNahkpf;]py; Gujq;fis Gujq;fis Gujq;fis Gujq;fis Ma;tjw;F nry;fspy; vjid Ma;T nra;fpwhHfs;?Ma;tjw;F nry;fspy; vjid Ma;T nra;fpwhHfs;?Ma;tjw;F nry;fspy; vjid Ma;T nra;fpwhHfs;?Ma;tjw;F nry;fspy; vjid Ma;T nra;fpwhHfs;? a) tRNA| b.MH.vd;.V c) mRNA| vk;.MH.vd;.V b) rRNA| MH.MH.vd;.V d) DNA| b.vd;.V

JUNE – 2012 – BIO-ZOOLOGY 9. The X chromosome of human resembles|kdpjupy; kdpjupy; kdpjupy; kdpjupy; X FNuhNkhNrhk; xj;jpUf;Fk; FNuhNkhNrhk;FNuhNkhNrhk; xj;jpUf;Fk; FNuhNkhNrhk;FNuhNkhNrhk; xj;jpUf;Fk; FNuhNkhNrhk;FNuhNkhNrhk; xj;jpUf;Fk; FNuhNkhNrhk; a) 6th chromosome |6 tJ FNuhNkhNrhk; b) 12th chromosome| 12tJ FNuhNkhNrhk; c) 5th chromosome | 5tJ FNuhNkhNrhk; d) 22nd chromosome| 22 tJ FNuhNkhNrhk; 10. The first gene cloning was achieved in genetic engineering by|kuG nghwpapaypy; Kjd; Kjypy; kuG nghwpapaypy; Kjd; Kjypy; kuG nghwpapaypy; Kjd; Kjypy; kuG nghwpapaypy; Kjd; Kjypy; [Pid FNshdpq; nra;J [Pid FNshdpq; nra;J [Pid FNshdpq; nra;J [Pid FNshdpq; nra;J ngUf;fpatHfs;ngUf;fpatHfs;ngUf;fpatHfs;ngUf;fpatHfs; a) R. Briggs and T.King | MH. gpupf;]; kw;Wk; b.fpq; b) Hebert Bayer and Stanley Cohen | n`HgHl;NgaH kw;Wk; ];Nld;yp Nfh`d; c) Watson and Crick | thl;rd; kw;Wk; fpupf; d) J.Gurdon and lan wilmut | n[.FHld; kw;Wk; ,ahd; tpy;kl;

SEPTEMBER – 2012 – BIO-ZOOLOGY 9. The alleles which cause sickle cell anaemia are| fjpH fjpH fjpH fjpH mupths; Nrhifia cz;lhf;Fk; my;yPy;fs;?mupths; Nrhifia cz;lhf;Fk; my;yPy;fs;?mupths; Nrhifia cz;lhf;Fk; my;yPy;fs;?mupths; Nrhifia cz;lhf;Fk; my;yPy;fs;? a) dominant alleles | Xq;F my;yPy;fs;

b) HbAHb

A|Hb

AHb

A

c) HbsHb

s | Hb

sHb

s

d) HbAHbs| Hb

AHb

s

10. Which one of the following is helpful to identify

their respective genes in analysis of protein?| gpd;tUtdtw;Ws; vJ Guj Ma;tpw;fhf> mtw;wpd; gpd;tUtdtw;Ws; vJ Guj Ma;tpw;fhf> mtw;wpd; gpd;tUtdtw;Ws; vJ Guj Ma;tpw;fhf> mtw;wpd; gpd;tUtdtw;Ws; vJ Guj Ma;tpw;fhf> mtw;wpd; [Pd;fisf; fz;lwpa cjTfpwJ.[Pd;fisf; fz;lwpa cjTfpwJ.[Pd;fisf; fz;lwpa cjTfpwJ.[Pd;fisf; fz;lwpa cjTfpwJ. a) m-RNA | m-RNA

b) DNA fragments| DNA Jz;Lfs;

c) t-RNA | t-RNA

d) r-RNA| r-RNA

MARCH - 2013 – BIO-ZOOLOGY 9.The method which can give skeletal model of a

protein from its results on its atomic details | xU xU xU xU Guj;jpd; rl;lf khjpupfis> mZ mstpyhd juTfs; Guj;jpd; rl;lf khjpupfis> mZ mstpyhd juTfs; Guj;jpd; rl;lf khjpupfis> mZ mstpyhd juTfs; Guj;jpd; rl;lf khjpupfis> mZ mstpyhd juTfs; nfhz;L tpsf;Fk; Kiw nfhz;L tpsf;Fk; Kiw nfhz;L tpsf;Fk; Kiw nfhz;L tpsf;Fk; Kiw (a) Electrophoresis|vyf;l;NuhNghnurp];

(c) Chrometography|FNuhnkl;Nlhfpuhgp

(b) X-ray crystallography| X fjpH gbf tiuglk;

(d) Computed tomography|fk;g;a+l;ll NlhNkhfpuhgp

10. What is the name of mobile genetic element? | elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ?elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ?elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ?elkhLk; kuGg;nghUs; vd miof;fg;gLtJ vJ? a) Plasmid | gpsh];kpl;

b) Pili | gpyp

c) Barr body | ghHghbfs;

d) Transposons | buhd;];Nghrhd;fs;

JUNE – 2013 – BIO-ZOOLOGY 9. What is the name for mobile genetic elements?|!!!!!!!!wju!fmliMl<!lvHh<ohiVt<!weh<hMgqxK@wju!fmliMl<!lvHh<ohiVt<!weh<hMgqxK@wju!fmliMl<!lvHh<ohiVt<!weh<hMgqxK@wju!fmliMl<!lvHh<ohiVt<!weh<hMgqxK@!!!!a) Plasmids |hqti^<lqm<gt<! ! ! ! !b) PiIli |jhzq!c) Barrbody|hii<!dXh<H! ! ! ! !d) Transposons |m<vie<̂ <Ohisie<gt<!10. The disease caused by an autosomal dominant gene, in

human is |!!!!leqkeqe<!dmx<GOviOliOsilqz<!leqkeqe<!dmx<GOviOliOsilqz<!leqkeqe<!dmx<GOviOliOsilqz<!leqkeqe<!dmx<GOviOliOsilqz<!!!!!gi{h<hMl<!Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<gi{h<hMl<!Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<gi{h<hMl<!Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<gi{h<hMl<!Yr<G!\Qeqeiz<!Wx<hMl<!Ofib<!!!!a) Thalassemia |kizsQlqbi! ! ! ! !b) Huntington's chorea |n{<m<r<m<me<!ogiiqbi!c) Albinism |nz<hqeqsl<! ! ! ! !d) Severe combined immuno deficiency syndrome |gMjl!%m<M!Ofib<!wkqi<h<Hg<!GjxU!sqe<m<Ovil<!

SEPTEMBER – 2013 – BIO-ZOOLOGY 9. Which one of the following comes under generalized

databases ? | hqe<uVueux<Xt<!wKhqe<uVueux<Xt<!wKhqe<uVueux<Xt<!wKhqe<uVueux<Xt<!wK!!!!ohiKuie!kvU!ohiKuie!kvU!ohiKuie!kvU!ohiKuie!kvU!Hzk<kqx<G!gQp<!uVuKHzk<kqx<G!gQp<!uVuKHzk<kqx<G!gQp<!uVuKHzk<kqx<G!gQp<!uVuK////!a) Genome Survey Sequences | \QOeil<!sIOu!uvqjs!

b) Sequence Tagged sites | uvqjs!Lk<kqjv!-mr<gt<!!

c) RNA database | RNA!kvU!Hzr<gt<!

d) Structural organization of protein | Hvkr<gtqe<!njlh<Hgt<!!

10.The gene for SCID is located on | SCID Ofib<g<gie!Ofib<g<gie!Ofib<g<gie!Ofib<g<gie!\Qe<!njlf<kqVh<hK\Qe<!njlf<kqVh<hK\Qe<!njlf<kqVh<hK\Qe<!njlf<kqVh<hK!!!!a) Chromosome 18 | 18 .!uK!GOviOliOsil<!

b) Chromosome 19 | 19 .!uK!GOviOliOsil<!

c) Chromosome 20 | 20 .!uK!GOviOliOsil<!

d) Chromosome 21 | 21 .!uK!GOviOliOsil<!

ghlk;ghlk;ghlk;ghlk;----5 Rw;W#oy; mwptpay;5 Rw;W#oy; mwptpay;5 Rw;W#oy; mwptpay;5 Rw;W#oy; mwptpay;

LESSON-5 ENVIRONMENTAL SCIENCE ;; ;;

1. What is the rate of growth of human population | lg<gt<okijgh<!ohVg<g!utIs<sq!uQkl<!wu<utU@!lg<gt<okijgh<!ohVg<g!utIs<sq!uQkl<!wu<utU@!lg<gt<okijgh<!ohVg<g!utIs<sq!uQkl<!wu<utU@!lg<gt<okijgh<!ohVg<g!utIs<sq!uQkl<!wu<utU@!!!!!a) 10 billion per year | N{<Mg<G!21!lqz<zqbe<

b) 90 billion per year| N{<Mg<G!:1!lqz<zqbe<!

c) 1 billion per year | N{<Mg<G!2!lqz<zqbe<!

d) 80 billion per year| N{<Mg<G!91!lqz<zqbe<!

www.kalvisolai.com

Page 24: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 23 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

2. The present sudden acceleration of population is

called as| kx<OhiK!kqCove!nkqgkx<OhiK!kqCove!nkqgkx<OhiK!kqCove!nkqgkx<OhiK!kqCove!nkqgvqk<kqVg<Gl<!vqk<kqVg<Gl<!vqk<kqVg<Gl<!vqk<kqVg<Gl<!lg<gt<okijg!nkqgvqh<H!-u<uiX!njpg<gh<hMgqxKlg<gt<okijg!nkqgvqh<H!-u<uiX!njpg<gh<hMgqxKlg<gt<okijg!nkqgvqh<H!-u<uiX!njpg<gh<hMgqxKlg<gt<okijg!nkqgvqh<H!-u<uiX!njpg<gh<hMgqxK/!!a) population explosion | lg<gt<okijgh<!ohVg<gl<!

b) population bomb| lg<gt<okijg!oucG{<M!

c) population trap | lg<gt<okijgh<!ohixq!

d) all the above| -ju!njek<Kl<!

3. Global warming is caused due to| dzgtiuqb!dzgtiuqb!dzgtiuqb!dzgtiuqb!ouh<h!dbIuqx<Gg<!giv{l<ouh<h!dbIuqx<Gg<!giv{l<ouh<h!dbIuqx<Gg<!giv{l<ouh<h!dbIuqx<Gg<!giv{l<!!!!a) lack of rainfall | ljp!ohb<bijl!

b) presence of a hole in ozone layer| YOsie<!hmzk<kqz<!ohik<kz<!c) human activities against nature | -bx<jgg<G!wkqvie!leqks< osbz<hiMgt<!d) extinction of animals and plants| uqzr<Ggt<!lx<Xl<!kiuvr<gtqe<!npqU!4. The most abundant green house gas is| ohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiBohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiBohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiBohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiB!!!!a) NO2 | NO2

b) CO2 | CO2

c) O3 | O3

d) SO2 | SO2

5. Which of the following gas destroys ozone layer

faster | gQp<g<g{<m!wf<k!uiBg<gt<!YOsie<!hmzk<jk!gQp<g<g{<m!wf<k!uiBg<gt<!YOsie<!hmzk<jk!gQp<g<g{<m!wf<k!uiBg<gt<!YOsie<!hmzk<jk!gQp<g<g{<m!wf<k!uiBg<gt<!YOsie<!hmzk<jk!OugOugOugOuglig!npqg<gqe<xe@!lig!npqg<gqe<xe@!lig!npqg<gqe<xe@!lig!npqg<gqe<xe@!!!!!a) chloroflurocarbons | GOtiOvi!H@Ovi!giIhe<gt<!

b) hydrochlorofluro carbons| jam<Ovi!GOtiOvi!H@Ovi!giIhe<gt<!c) both a)and b)|)n*!lx<Xl<!)N*

d) sulphur dioxide| sz<hI!jm!Ng<j^M

6. Which is a better method to dispose large amounts of

water carrying relatively small amounts of chemical

wastes| sqxqb!ntU!Oukqb!gpqUgjtg<!ogi{<m!sqxqb!ntU!Oukqb!gpqUgjtg<!ogi{<m!sqxqb!ntU!Oukqb!gpqUgjtg<!ogi{<m!sqxqb!ntU!Oukqb!gpqUgjtg<!ogi{<m!nkqg!ntU!gpqU!fQjvg<jgbit!wl<Ljx!sqxf<kK@!nkqg!ntU!gpqU!fQjvg<jgbit!wl<Ljx!sqxf<kK@!nkqg!ntU!gpqU!fQjvg<jgbit!wl<Ljx!sqxf<kK@!nkqg!ntU!gpqU!fQjvg<jgbit!wl<Ljx!sqxf<kK@!!!!!a) land filling method | fqzk<kqz<!fqvh<Hkz<!

b) Deep-well injection| Np<g<gq{X!hib<s<sz<!

c) Surface impoundments | Olx<hvh<hqz<!&cjuk<kz<!

d) incineration| wvqk<Ks<!sil<hzig<gz<!

7. Which one of the following organisms plays vital role

in pollination of trees in tropical forest| ouh<hg<giMgtqz<!lvr<gtqe<!lgvf<ks<!OsIg<jgg<G!ouh<hg<giMgtqz<!lvr<gtqe<!lgvf<ks<!OsIg<jgg<G!ouh<hg<giMgtqz<!lvr<gtqe<!lgvf<ks<!OsIg<jgg<G!ouh<hg<giMgtqz<!lvr<gtqe<!lgvf<ks<!OsIg<jgg<G!Lg<gqbligh<Lg<gqbligh<Lg<gqbligh<Lg<gqbligh<!!!!hbe<hMuK/!hbe<hMuK/!hbe<hMuK/!hbe<hMuK/!!!!!a) mimic moths | lqlqg<!uqm<cz<gt<!

b) orchid bees| NIgqm<!OkeQg<gt<!

c) Rhinocerous beetles | jvOeisqvi <̂!u{<Mgt<

d) Humming birds| hiMl<!hxjugt<

See Answer|uqjmjb!svqhiVr<gt<!;

8. Which is commonly considered as a biologists

paradise | gQp<g<g{<m!wh<hGkq!Ädbqvqbz<!osiIg<gl<}!gQp<g<g{<m!wh<hGkq!Ädbqvqbz<!osiIg<gl<}!gQp<g<g{<m!wh<hGkq!Ädbqvqbz<!osiIg<gl<}!gQp<g<g{<m!wh<hGkq!Ädbqvqbz<!osiIg<gl<}!we!njpg<gh<hwe!njpg<gh<hwe!njpg<gh<hwe!njpg<gh<hMgqxK@MgqxK@MgqxK@MgqxK@ a) Gulf of Mannar Biosphere Reserve | le<eiIujtGmi!dbqvqbz<!h,r<gi!b) Nilgiri Biosphere Reserve| fQzgqvq!dbqvqbh<!h,r<gi

c) Nanda Devi | ff<kiOkuq!

d) Great Nicobar| fqg<OgihiI!

9. The amount of energy the earth receives from the

sun, per year is| yVyVyVyV!!!!uVmk<kqx<Gh<!h,lqg<G!uVl<!$vqb!uVmk<kqx<Gh<!h,lqg<G!uVl<!$vqb!uVmk<kqx<Gh<!h,lqg<G!uVl<!$vqb!uVmk<kqx<Gh<!h,lqg<G!uVl<!$vqb!Nx<xz<!ntUNx<xz<!ntUNx<xz<!ntUNx<xz<!ntU!!!!a) 1000 K calories | 2111!gq/!gOzivqgt<

b) 10 X 10 30

K calories |10 X 10 30

!gq/!gOzivqgt<!

c) 5 X 10 20

K calories | 5 X 10 20 gq/!gOzivqgt<!

d) 15 X 10 25

K calories |15 X 10 25

!gq/!gOzivqgt<!

10. Which is considered as a future source of power,

that can meet our unlimited demand | flg<Gk<!flg<Gk<!flg<Gk<!flg<Gk<!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!osb<b!wkqIgizk<kqz<!hbe<hmh<osb<b!wkqIgizk<kqz<!hbe<hmh<osb<b!wkqIgizk<kqz<!hbe<hmh<osb<b!wkqIgizk<kqz<!hbe<hmh< NghtJNghtJNghtJNghtJ!!!!wK@!wK@!wK@!wK@!!!!!a) Hydel power | k{<{QI!Nx<xz<!

b) Hydrogen| jam<v\e<

c) Thermal power | ouh<h!Nx<xz<

d) Solar power| $vqb!Nx<xz<

11. Of the total amount of water, how much is available

as fresh water | dzgqz<!dt<t!fQvqz<?!wk<kje!dzgqz<!dt<t!fQvqz<?!wk<kje!dzgqz<!dt<t!fQvqz<?!wk<kje!dzgqz<!dt<t!fQvqz<?!wk<kje!skuQkl<!fe<eQI@!skuQkl<!fe<eQI@!skuQkl<!fe<eQI@!skuQkl<!fe<eQI@!

a) 10 % |10%

b) 3% |3%

c) 15% |15%

d) 50%|50%

12. Which of the following countries depend on

desalination process for getting fresh water | fe<eQjvh<!fe<eQjvh<!fe<eQjvh<!fe<eQjvh<!ohXukx<G!dh<HfQjvg<!GcfQvig<Gl<!kqm<mk<jk!ohXukx<G!dh<HfQjvg<!GcfQvig<Gl<!kqm<mk<jk!ohXukx<G!dh<HfQjvg<!GcfQvig<Gl<!kqm<mk<jk!ohXukx<G!dh<HfQjvg<!GcfQvig<Gl<!kqm<mk<jk!fl<hqbqVg<Gl<!fiM!wK@!fl<hqbqVg<Gl<!fiM!wK@!fl<hqbqVg<Gl<!fiM!wK@!fl<hqbqVg<Gl<!fiM!wK@!!!!!a) Dubai | Khib<!

b) Oman | Ylie<!

c) Bahrain | ha<jve<!

d) all the above| OlOz!%xqb!njek<Kl<!

DEPARTMENTAL MODEL PAPER-2006

11. 95% of all conventional energy is produced from|

kuGrhu; rf;jpapy; 95kuGrhu; rf;jpapy; 95kuGrhu; rf;jpapy; 95kuGrhu; rf;jpapy; 95% cw;gj;jpahtJ cw;gj;jpahtJ cw;gj;jpahtJ cw;gj;jpahtJ

a. Petroleum, natural gas and coal |epyf;fhp- ngl;Nuhypa vhpnghUs; b. sun light|#hpa xsp

c. nuclear energy sources|mZrf;jp

d. water power|ePu;tpir

12. Loss of freshwater sources due to salt water intrusion

may be due to|cg;G ePh; cl;GFe;J ed;dPu; epiy cg;G ePh; cl;GFe;J ed;dPu; epiy cg;G ePh; cl;GFe;J ed;dPu; epiy cg;G ePh; cl;GFe;J ed;dPu; epiy Mjhuq;fs; Fiwe;J tUtjw;fhd fhuzk;Mjhuq;fs; Fiwe;J tUtjw;fhd fhuzk;Mjhuq;fs; Fiwe;J tUtjw;fhd fhuzk;Mjhuq;fs; Fiwe;J tUtjw;fhd fhuzk; a. global warming|m) Gtpntg;g mjpfhpg;G

b. sea level increase|M) fly; ePh;kl;l cau;T

c. construction of dams|,) mizfs; fl;Ltpj;jy;

d. over use of ground frestwater resources|jiuePiu kpjkpQ;rpg; gad;gLj;Jjy;

MARCH - 2006 – BIO-ZOOLOGY

4. The most abundant green house gas is| ohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiBohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiBohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiBohVl<hie<jlbigg<!gi{h<hMl<!g{<{ic!uQM!uiB!!!!a) NO2 | NO2

b) CO2 | CO2

c) O3 | O3

d) SO2 | SO2

www.kalvisolai.com

Page 25: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 24 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

10. Which is considered as a future source of power,

that can meet our unlimited demand | flg<Gk<!flg<Gk<!flg<Gk<!flg<Gk<!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!Okjubie!njek<K!lqe<sivk<!OkjugjtBl<!h,Ik<kq!osb<b!wkqIgizk<kqz<!hbe<hmh<osb<b!wkqIgizk<kqz<!hbe<hmh<osb<b!wkqIgizk<kqz<!hbe<hmh<osb<b!wkqIgizk<kqz<!hbe<hmh< NghtJNghtJNghtJNghtJ!!!!wK@!wK@!wK@!wK@!!!!!a) Hydel power | k{<{QI!Nx<xz<!

b) Hydrogen power | jam<v\e<!Nx<xz<

c) Thermal power | ouh<h!Nx<xz<

d) Solar power| $vqb!Nx<xz<!

JUNE – 2006 – BIO-ZOOLOGY

11. India|s first power plant generating electricity from ocean energy is commissioned at | ,e;jpahtpy; ,e;jpahtpy; ,e;jpahtpy; ,e;jpahtpy; ngUq;fly; Mw;wpypUe;J kpd; rf;jp jahupf;Fk; Kjy; ngUq;fly; Mw;wpypUe;J kpd; rf;jp jahupf;Fk; Kjy; ngUq;fly; Mw;wpypUe;J kpd; rf;jp jahupf;Fk; Kjy; ngUq;fly; Mw;wpypUe;J kpd; rf;jp jahupf;Fk; Kjy; Miy cUthf;fg;gl;l khepyk;Miy cUthf;fg;gl;l khepyk;Miy cUthf;fg;gl;l khepyk;Miy cUthf;fg;gl;l khepyk; a) Tamil Nadu | jkpo;ehL b)Gujarat | F[uhj; c) Kerala | Nfush d)Andra pradesh | Me;jpu gpuNjrk; 12. Ozone loss was first detected in the stratosphere over the | XNrhd; ,og;G Kjd; Kjypy; ve;j XNrhd; ,og;G Kjd; Kjypy; ve;j XNrhd; ,og;G Kjd; Kjypy; ve;j XNrhd; ,og;G Kjd; Kjypy; ve;j ];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ?];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ?];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ?];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ? a) Altantic | ml;yhz;bf; b)Antarctic | mz;lhHbf; c) Pacific Ocean | grpgpf; ngUq;fly; d)Indian Ocean | ,e;jpag; ngUq;fly;

SEPTEMBER – 2006 – BIO-ZOOLOGY 11.The hazardous biomedical wastes are usually disposed of by means of| ,lHghL jUk; capupa,lHghL jUk; capupa,lHghL jUk; capupa,lHghL jUk; capupa kUj;Jtf; fopTfs; Nkyhz;ik Kiw .............kUj;Jtf; fopTfs; Nkyhz;ik Kiw .............kUj;Jtf; fopTfs; Nkyhz;ik Kiw .............kUj;Jtf; fopTfs; Nkyhz;ik Kiw ............. a) Landfills| epyj;jpy; gug;Gjy; b) deep well injection| Mo;fpzW gha;r;ry; c) surface impoundments| Nkw;gug;gpy; %bitj;jy; d) incineration| vupj;J rhk;gyhf;fy; 12.The genetically engineered bacteria that are capable of degrading oil spills are called| jPq;F jUk;jPq;F jUk;jPq;F jUk;jPq;F jUk; vz;nza;f fopTfis rpijf;f vz;nza;f fopTfis rpijf;f vz;nza;f fopTfis rpijf;f vz;nza;f fopTfis rpijf;f gad;gLj;jg;gLk; gad;gLj;jg;gLk; gad;gLj;jg;gLk; gad;gLj;jg;gLk; [Pd; khw;wj;jpw;Fl;gl;l ghf;Bupah[Pd; khw;wj;jpw;Fl;gl;l ghf;Bupah[Pd; khw;wj;jpw;Fl;gl;l ghf;Bupah[Pd; khw;wj;jpw;Fl;gl;l ghf;Bupah a) sulphur bacteria| fe;jf ghf;Bupah b) ammonia bacteria| mk;Nkhdpah ghf;Bupah c) superbugs| #g;gH gf; d) rhizobium| iuNrhgpak;

MARCH – 2007 – BIO-ZOOLOGY 11. Which one of the following organisms plays a vital role in pollination of trees in tropical forest? | ntg;gf;fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F ntg;gf;fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F ntg;gf;fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F ntg;gf;fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F Kf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJ a) Mimic moths | kpkpf; tpl;by;fs; b) Orchid bees | MHfpl; NjdPf;fs; c) Rhinoceros beetles | iuNdhrpuh]; tz;Lfs; d) Humming birds | ghLk; gwitfs; 12. The number of hot spots identified from all over the

world is| cyfk; KOtJk; milahsk; cyfk; KOtJk; milahsk; cyfk; KOtJk; milahsk; cyfk; KOtJk; milahsk; fhzg;gl;Ls;s capupa kpifg; gy;tifik fhzg;gl;Ls;s capupa kpifg; gy;tifik fhzg;gl;Ls;s capupa kpifg; gy;tifik fhzg;gl;Ls;s capupa kpifg; gy;tifik ,lq;fspd; vz;zpf;if,lq;fspd; vz;zpf;if,lq;fspd; vz;zpf;if,lq;fspd; vz;zpf;if a) 25 |25

b) 26 |26

c) 24 |24

d) 30 |30

JUNE – 2007 – BIO-ZOOLOGY 11. The solar cells contain, both poisonous and a

possible carcinogenic substance | #upa nry;fs; #upa nry;fs; #upa nry;fs; #upa nry;fs; cw;gj;jpapy; gad;gLk; ,e;j cNyhfk; er;Rj; cw;gj;jpapy; gad;gLk; ,e;j cNyhfk; er;Rj; cw;gj;jpapy; gad;gLk; ,e;j cNyhfk; er;Rj; cw;gj;jpapy; gad;gLk; ,e;j cNyhfk; er;Rj; jd;ikAk;> Gw;WNehiaj; J}z;Lk; ,ay;Gk; jd;ikAk;> Gw;WNehiaj; J}z;Lk; ,ay;Gk; jd;ikAk;> Gw;WNehiaj; J}z;Lk; ,ay;Gk; jd;ikAk;> Gw;WNehiaj; J}z;Lk; ,ay;Gk; nfhz;lJnfhz;lJnfhz;lJnfhz;lJ a) Uranium | ANudpak;

b) Radium | Nubak;

c) Polonium | NghNyhdpak;

d) Cadmium | fhl;kpak;

12. The particular radiation which can damage DNA is |

DNA-itg; ghjpf;Fk; fjpupaf;fk;itg; ghjpf;Fk; fjpupaf;fk;itg; ghjpf;Fk; fjpupaf;fk;itg; ghjpf;Fk; fjpupaf;fk;

a) infrared | mfr;rptg;Gf; fjpH

b) atomic | mZrf;jp

c) Electromagnetic | kpd; fhe;jtpir

d) magnetic | fhe;j tpir

SEPTEMBER – 2007 – BIO-ZOOLOGY 11. The most abundant Greenhouse gas is | ngUk;ghd;ikahf; fhzg;gLk; gRik,y;y thAngUk;ghd;ikahf; fhzg;gLk; gRik,y;y thAngUk;ghd;ikahf; fhzg;gLk; gRik,y;y thAngUk;ghd;ikahf; fhzg;gLk; gRik,y;y thA a) NO2 | NO2

b) CO2 | CO2

c) O3 | O3

d) SO2 | SO2

12. The hazardous bio-medical wastes are disposed of

by means of | ,lHghL jUk; capupa kUj;Jtf; ,lHghL jUk; capupa kUj;Jtf; ,lHghL jUk; capupa kUj;Jtf; ,lHghL jUk; capupa kUj;Jtf; fopTfis mfw;Wk; KiwfopTfis mfw;Wk; KiwfopTfis mfw;Wk; KiwfopTfis mfw;Wk; Kiw a) bio-remediation | capupaj; NjHT

b) deep well injection | Mo;fpzW gha;r;ry;

c) surface impoundments | Nkw;gug;G %bitj;jy;

d) incineration | vupj;Jr; rhk;gyhf;fy;

MARCH – 2008 – BIO-ZOOLOGY

11. Which of the following gases destroys ozone layer

faster? | fPo;f;fz;l ve;j thAf;fs; XNrhd; fPo;f;fz;l ve;j thAf;fs; XNrhd; fPo;f;fz;l ve;j thAf;fs; XNrhd; fPo;f;fz;l ve;j thAf;fs; XNrhd; glyglyglyglyj;ij Ntfkhf mopf;fpd;wd?j;ij Ntfkhf mopf;fpd;wd?j;ij Ntfkhf mopf;fpd;wd?j;ij Ntfkhf mopf;fpd;wd? a) chlorofluorocarbons | FNshNuh GSNuh fhHgd;

b) Hydrochlorofluorocarbons | i`l;Nuh FNshNuh GSNuh fhHgd; c) Both (a) and (b) |(m) kw;Wk; (M)

d) Sulphur dioxide | ry;gH il Mf;i]L

12. Which of the following provides about 95% of all

commercial energy in the world? | cyfpy; tHj;jf cyfpy; tHj;jf cyfpy; tHj;jf cyfpy; tHj;jf uPjpahfg; gad;gLj;jg;gLk; Mw;wy; %yj;jpy; 95 uPjpahfg; gad;gLj;jg;gLk; Mw;wy; %yj;jpy; 95 uPjpahfg; gad;gLj;jg;gLk; Mw;wy; %yj;jpy; 95 uPjpahfg; gad;gLj;jg;gLk; Mw;wy; %yj;jpy; 95 rjtPjk; fPo;f;fz;ltw;Ws; vJgad;gLj;jg;gLfpwJ?rjtPjk; fPo;f;fz;ltw;Ws; vJgad;gLj;jg;gLfpwJ?rjtPjk; fPo;f;fz;ltw;Ws; vJgad;gLj;jg;gLfpwJ?rjtPjk; fPo;f;fz;ltw;Ws; vJgad;gLj;jg;gLfpwJ? a) Sunlight | #upa xsp

b) Nuclear energy | mZrf;jp

c) Petroleum, natural gas and coal | ngl;Nuhypak;> ,aw;if vupthA kw;Wk; epyf;fup d) Water power | ePH tpir.

JUNE – 2008 – BIO-ZOOLOGY 11. The most abundant greenhouse gas is | ngUk;ghd;ikahff; fhzg;gLk; gr;ir tPL thAngUk;ghd;ikahff; fhzg;gLk; gr;ir tPL thAngUk;ghd;ikahff; fhzg;gLk; gr;ir tPL thAngUk;ghd;ikahff; fhzg;gLk; gr;ir tPL thA a) NO2 | NO2

b) CO2 | CO2

c) O3 | O3

d) SO2| SO2

www.kalvisolai.com

Page 26: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 25 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

12. The plants that can break down cyanide and reduce

it to a non-toxic form are | raidLfs; raidLfs; raidLfs; raidLfs; rpijf;fg;gl;L jPq;fw;wjha; khw;w cjTk; jhtuk;rpijf;fg;gl;L jPq;fw;wjha; khw;w cjTk; jhtuk;rpijf;fg;gl;L jPq;fw;wjha; khw;w cjTk; jhtuk;rpijf;fg;gl;L jPq;fw;wjha; khw;w cjTk; jhtuk; a) Xerophytes | twz;l epyj; jhtuk;

b) Phytoplanktons | jhtu kpjit capup

c) Gibberella fusarium | [pg;uy;yh gpa+Nrupak;

d) Pseudomonas | #NlhNkhdh];

SEPTEMBER – 2008 – BIO-ZOOLOGY 11. Which is commonly considered as a biological

paradise? | ve;jg; gFjp capupay; nrhHf;fk; vd ve;jg; gFjp capupay; nrhHf;fk; vd ve;jg; gFjp capupay; nrhHf;fk; vd ve;jg; gFjp capupay; nrhHf;fk; vd miof;fg;gLfpwJ?miof;fg;gLfpwJ?miof;fg;gLfpwJ?miof;fg;gLfpwJ? a) Gulf of manner Biosphere Reserve | kd;dhH tisFlh capupa kpFtsk; b) Nilgiri Biosphere Reserve | ePyfpup capupa kpFtsk;

c) Nanda Devi | ee;jhNjtp

d) Great Nicobar | epf;NfhgH

12. The geothermal energy is drawn in the form of | Gtpntg;g Mw;wypy.......... Mw;wyhfg; Gtpntg;g Mw;wypy.......... Mw;wyhfg; Gtpntg;g Mw;wypy.......... Mw;wyhfg; Gtpntg;g Mw;wypy.......... Mw;wyhfg; gad;gLj;jg;gLfpwJ.gad;gLj;jg;gLfpwJ.gad;gLj;jg;gLfpwJ.gad;gLj;jg;gLfpwJ. a) heat | ntg;gk;

b) magnetic | fhe;jk;

c) steam | ePuhtp

d) pressure| mOj;jk;

MARCH – 2009 – BIO-ZOOLOGY

11. A good choice among all the alternative fuel options

is | midj;J khw;W Mw;wy; tsq;fspy; kpfr; rpwe;j midj;J khw;W Mw;wy; tsq;fspy; kpfr; rpwe;j midj;J khw;W Mw;wy; tsq;fspy; kpfr; rpwe;j midj;J khw;W Mw;wy; tsq;fspy; kpfr; rpwe;j khw;W Mw;wy;khw;W Mw;wy;khw;W Mw;wy;khw;W Mw;wy; a) natural gas | ,aw;if thA

b) butane | gpa+l;Nld;

c) hydrogen | i`l;u[d;

d) biogas | capHthA

12. Ozone loss was first detected in | XNXNXNXNrhd; ,og;G rhd; ,og;G rhd; ,og;G rhd; ,og;G Kjd;Kjypy; fz;Lgpbf;fg;gl;l gFjp Kjd;Kjypy; fz;Lgpbf;fg;gl;l gFjp Kjd;Kjypy; fz;Lgpbf;fg;gl;l gFjp Kjd;Kjypy; fz;Lgpbf;fg;gl;l gFjp a) Antarctic region | mz;lhHbf;

b) Equatorial region| epyeLf;Nfhl;Lg; gFjp

c) Arctic region | MHbf; gFjp

d) Siberian region | irgPupa gFjp

JUNE – 2009 – BIO-ZOOLOGY

11. The military related wastes are disposed by | ,uhZtk; njhlHghd fopTfis Nkyhz;ik ,uhZtk; njhlHghd fopTfis Nkyhz;ik ,uhZtk; njhlHghd fopTfis Nkyhz;ik ,uhZtk; njhlHghd fopTfis Nkyhz;ik nra;Ak; Kiw nra;Ak; Kiw nra;Ak; Kiw nra;Ak; Kiw a) deep well injection | Mo;fpzW gha;r;ry;

b) surface impoundments | Nkw;gug;gpy; %bitj;jy;

c) land-fills | epyj;jpy; epug;Gjy;

d) incineration | vupj;J rhk;gyhf;Fjy;

12. Which is commonly considered as a biologist’s

paradise? | fPo;f;fz;l vg;gFjp capupay; nrhHf;fk; fPo;f;fz;l vg;gFjp capupay; nrhHf;fk; fPo;f;fz;l vg;gFjp capupay; nrhHf;fk; fPo;f;fz;l vg;gFjp capupay; nrhHf;fk; vd miof;fg;gLfpwJ?vd miof;fg;gLfpwJ?vd miof;fg;gLfpwJ?vd miof;fg;gLfpwJ? a) Gulf of Manner Biosphere Reserve | kd;dhH tisFlh b) Nilgiri Biosphere Reserve | ePyfpup capupay; kpFtsk; c) Nanda Devi | ee;jh Njtp

d) Andaman and Nicobar | me;jkhd; epf;NfhghH

SEPTEMBER – 2009 – BIO-ZOOLOGY 11. Cyanides are broken by | raidLfis rpijf;fg; raidLfis rpijf;fg; raidLfis rpijf;fg; raidLfis rpijf;fg; gad;gLtJgad;gLtJgad;gLtJgad;gLtJ

a) Super bug | #g;gH gf;

b) Gibberella fusarium |[pg;uy;yh gpa+Nrupak;

c) E.Coli | ,. Nfhiy

d) Rhizobium bacteria | iuNrhgpak; ghf;Bupah

12. Which one of the following is not a greenhouse gas?

| gpd;tUtdtw;Ws; ve;j xd;W fz;zhb tPL thA gpd;tUtdtw;Ws; ve;j xd;W fz;zhb tPL thA gpd;tUtdtw;Ws; ve;j xd;W fz;zhb tPL thA gpd;tUtdtw;Ws; ve;j xd;W fz;zhb tPL thA my;y?my;y?my;y?my;y? a) Methane | kPj;Njd;

b) Carbon dioxide | fhHgd; il Mf;i]L

c) Hydrogen | i`l;u[d;

d) Nitrous oxide | iel;u]; Mf;i]L

MARCH – 2010 – BIO-ZOOLOGY 11. Which one of the following is not an ozone

depleting substance?| gpd;tUtdtw;Ws; ve;j xd;W gpd;tUtdtw;Ws; ve;j xd;W gpd;tUtdtw;Ws; ve;j xd;W gpd;tUtdtw;Ws; ve;j xd;W XNrhd; Fiwg;Gg; nghUs; my;y?XNrhd; Fiwg;Gg; nghUs; my;y?XNrhd; Fiwg;Gg; nghUs; my;y?XNrhd; Fiwg;Gg; nghUs; my;y? a) Chlorofluorocarbons |FNshNuh G@Nuh fhHgd;

b) Nitrogen oxides | iel;u[d; Mf;irL

c) Methyl bromide | kpijy; GNuhkpl;

d) Hydrogen | i`l;u[d;

12. Bio- medical wastes are removed by | capupa capupa capupa capupa kUj;Jt rpfpr;ir fopTfs; ,k;Kiwapy; kUj;Jt rpfpr;ir fopTfs; ,k;Kiwapy; kUj;Jt rpfpr;ir fopTfs; ,k;Kiwapy; kUj;Jt rpfpr;ir fopTfs; ,k;Kiwapy; ePf;fg;gLfpd;wd.ePf;fg;gLfpd;wd.ePf;fg;gLfpd;wd.ePf;fg;gLfpd;wd. a) Land filling | epyj;jpy; epug;Gjy;

b) deep-well injection | Mo;fpzW gha;r;ry;

c) surface impoundments | Nkw;gug;gpy; %b itj;jy;

d) incineration | vupj;Jr; rhk;yhf;fy;

JUNE - 2010 – BIO-ZOOLOGY 11. Which one of the following is a marine biosphere

reserve? | fPo;f;fz;l vg;gFjp fly;ePH capupa fPo;f;fz;l vg;gFjp fly;ePH capupa fPo;f;fz;l vg;gFjp fly;ePH capupa fPo;f;fz;l vg;gFjp fly;ePH capupa kpFtsk;?kpFtsk;?kpFtsk;?kpFtsk;? a) Gulf of Mannar Biosphere Reserve | kd;dhH tisFlh capupay; g+q;fh b) Great Nicobar | epf;NfhghH

c) Nilgiri Bioshere Reserve | ePyfpup capupay; g+q;fh

d) Nanda Devi | ee;jh Njtp

12. Biomedical wastes are usually disposed of by means

of | capupa kUj;Jtf; fopTfis Nkyhz;ik capupa kUj;Jtf; fopTfis Nkyhz;ik capupa kUj;Jtf; fopTfis Nkyhz;ik capupa kUj;Jtf; fopTfis Nkyhz;ik nra;Ak; Kiwnra;Ak; Kiwnra;Ak; Kiwnra;Ak; Kiw

a) Landfills | epyj;jpy; epug;Gjy;

b) surface impoundments | Nkw;gug;gpy; %bitj;jy;

c) incineration | vupj;J rhk;gyhf;Fjy;

d) deep well injection | Mo;fpzW gha;r;ry;

SEPTEMBER – 2010 – BIO-ZOOLOGY 11. The number of times heat absorbed by nitrous oxide

than CO2 is | fhHgd;fhHgd;fhHgd;fhHgd;----ilililil----Mf;i]il tpl iel;u]; Mf;i]il tpl iel;u]; Mf;i]il tpl iel;u]; Mf;i]il tpl iel;u]; Mf;i]L vj;jid klq;F mjpf ntg;gj;ij Mf;i]L vj;jid klq;F mjpf ntg;gj;ij Mf;i]L vj;jid klq;F mjpf ntg;gj;ij Mf;i]L vj;jid klq;F mjpf ntg;gj;ij cwpQ;Rk;?cwpQ;Rk;?cwpQ;Rk;?cwpQ;Rk;? a) 3000 times |3000 klq;F

b) 300 times |300 klq;F

c) 10 times |10 klq;F

d) 200 times |200 klq;F

www.kalvisolai.com

Page 27: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 26 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

12. The substance used in fabricating thin film solar

cells which is poisonous and possible carcinogenic is | #upa nry;fspd; cw;gj;jpapy; gad;gLj;jg;gLk; #upa nry;fspd; cw;gj;jpapy; gad;gLj;jg;gLk; #upa nry;fspd; cw;gj;jpapy; gad;gLj;jg;gLk; #upa nry;fspd; cw;gj;jpapy; gad;gLj;jg;gLk; vg;nghUs; er;Rj; jd;vg;nghUs; er;Rj; jd;vg;nghUs; er;Rj; jd;vg;nghUs; er;Rj; jd;ikiaAk; Gw;W Nehiaj; ikiaAk; Gw;W Nehiaj; ikiaAk; Gw;W Nehiaj; ikiaAk; Gw;W Nehiaj; J}z;Lk; ,ay;GilaJ?J}z;Lk; ,ay;GilaJ?J}z;Lk; ,ay;GilaJ?J}z;Lk; ,ay;GilaJ? a) Cadmium | fhl;kpak;

b) Platinum | gpshl;bdk;

c) Silver | nts;sp

d) Mercury | nkHf;Fup (ghjurk;)

MARCH – 2011 – BIO-ZOOLOGY 11. The most abundant greenhouse gas is | kpf mjpf kpf mjpf kpf mjpf kpf mjpf mstpy; fhzg;gLk; fz;zhb tPL thAmstpy; fhzg;gLk; fz;zhb tPL thAmstpy; fhzg;gLk; fz;zhb tPL thAmstpy; fhzg;gLk; fz;zhb tPL thA a) Methane | kPj;Njd;

b) Carbon dioxide | fhHgd;-il-Mf;i]L

c) Trifluoromethyl sulphur pentafluoride

|biuGSNuhkPj;ijy; ry;gH ngd;l;lhGSiul;

d) Chlorofluorocarbons | FNshNuh GSNuhfhHgd;fs;

12. Which of the following is a marine biosphere

reserve of Tamil Nadu ? | ggggpd;tUtdw;Ws; ve;j xd;W pd;tUtdw;Ws; ve;j xd;W pd;tUtdw;Ws; ve;j xd;W pd;tUtdw;Ws; ve;j xd;W jkpo;ehl;bYs;s fly;ePH capupa kpFtsk;jkpo;ehl;bYs;s fly;ePH capupa kpFtsk;jkpo;ehl;bYs;s fly;ePH capupa kpFtsk;jkpo;ehl;bYs;s fly;ePH capupa kpFtsk; a) Nilgiri biosphere reserve | ePyfpup capupa kpFtsk;

b) Nandadevi biosphere reserve | ee;jhNjtp capupa kpFtsk; c) Gulf of manner biosphere reserve | kd;dhH tisFlh capupa kpFtsk; d) Namdapha biosphere reserve | ek;jgh capupa kpFtsk;

JUNE – 2011 – BIO-ZOOLOGY

11. Which of the following gases destroy ozone layer

faster? | fPo;f;fz;l ve;j thAf;fs; XNrhd; fPo;f;fz;l ve;j thAf;fs; XNrhd; fPo;f;fz;l ve;j thAf;fs; XNrhd; fPo;f;fz;l ve;j thAf;fs; XNrhd; glyj;ij Ntfkhf mopf;fpd;wd? glyj;ij Ntfkhf mopf;fpd;wd? glyj;ij Ntfkhf mopf;fpd;wd? glyj;ij Ntfkhf mopf;fpd;wd?

a) Chlorofluorocarbons | FNshNuh /GSNuh fhHgd;fs;

b) Methane | kPj;Njd;

c) Carbon dioxide | fhHgd; il Mf;i]L

d) Sulphur dioxide | ry;gH il Mf;i]L

12. Which is considered as a source of power that can

meet unlimited demand of our future? | ekf;F ekf;F ekf;F ekf;F Njitahd midj;J kpd;rhuj; NjitfisAk; Njitahd midj;J kpd;rhuj; NjitfisAk; Njitahd midj;J kpd;rhuj; NjitfisAk; Njitahd midj;J kpd;rhuj; NjitfisAk; vjpHfhyj;jpy; g+Hj;jp nra;ag; gad;gl NghtvjpHfhyj;jpy; g+Hj;jp nra;ag; gad;gl NghtvjpHfhyj;jpy; g+Hj;jp nra;ag; gad;gl NghtvjpHfhyj;jpy; g+Hj;jp nra;ag; gad;gl NghtJ vJ?J vJ?J vJ?J vJ? a) Hydel power | jz;zPH Mw;wy;

b) Hydrogen | i`l;u[d;

c) Thermal power | ntg;g Mw;wy;

d) Solar power| #upa Mw;wy;

SEPTEMBER – 2011 – BIO-ZOOLOGY

11. The energy received by the earth from the sun in

each year is | xt;nthU tUlKk; #upadplkpUe;J xt;nthU tUlKk; #upadplkpUe;J xt;nthU tUlKk; #upadplkpUe;J xt;nthU tUlKk; #upadplkpUe;J g+kpf;F g+kpf;F g+kpf;F g+kpf;F fpilf;Fk; Mw;wy; msTfpilf;Fk; Mw;wy; msTfpilf;Fk; Mw;wy; msTfpilf;Fk; Mw;wy; msT a) 50×10

20k.cals |50 × 10

20 fpNyh fNyhup

b) 5×1020

k.cals |5 × 1020

fpNyh fNyhup

c) 10×520

k.cals |10 × 520

fpNyh fNyhup

d) 2×1020

k.cals |2 × 1020

fpNyh fNyhup

12. Which one of the following organisms plays a vital

role in pollination of trees in tropical forest | ntg;gf;fhLfspy; cs;s kuq;fspd; kfue;jr; ntg;gf;fhLfspy; cs;s kuq;fspd; kfue;jr; ntg;gf;fhLfspy; cs;s kuq;fspd; kfue;jr; ntg;gf;fhLfspy; cs;s kuq;fspd; kfue;jr; NrHf;iff;F Kf;fpakhfg; gad;gLtJNrHf;iff;F Kf;fpakhfg; gad;gLtJNrHf;iff;F Kf;fpakhfg; gad;gLtJNrHf;iff;F Kf;fpakhfg; gad;gLtJ a) Mimic moths | kpkpf; tpl;by;fs;

b) Orchid bees | MHf;fpl; NjdPf;fs;

c) Rhinoceros beetles | iuNdhrpu]; tz;Lfs;

d) Humming birds| ghLk; gwitfs;

MARCH – 2012 – BIO-ZOOLOGY

11. Ozone loss was first detected in the stratosphere

over the | XNrhd; ,og;G Kjd; Kjypy;XNrhd; ,og;G Kjd; Kjypy;XNrhd; ,og;G Kjd; Kjypy;XNrhd; ,og;G Kjd; Kjypy;……… gFjpf;F Nky; ];l;Nul;Nlh];gpaH gFjpapy; gFjpf;F Nky; ];l;Nul;Nlh];gpaH gFjpapy; gFjpf;F Nky; ];l;Nul;Nlh];gpaH gFjpapy; gFjpf;F Nky; ];l;Nul;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ.fz;Lgpbf;fg;gl;lJ.fz;Lgpbf;fg;gl;lJ.fz;Lgpbf;fg;gl;lJ. a) Arctic| MHl;bf;

b) Antarctic | mz;lhHbf;

b) Antarctic| Mg;gpupf;fh

d) Australia| M];jpNuypah

12. The amount of energy the earth receives from the

sun per year is| xt;nthU tUlKk; #upadpkpUe;J xt;nthU tUlKk; #upadpkpUe;J xt;nthU tUlKk; #upadpkpUe;J xt;nthU tUlKk; #upadpkpUe;J g+kpf;F fpilf;Fk; Mw;wy; msTg+kpf;F fpilf;Fk; Mw;wy; msTg+kpf;F fpilf;Fk; Mw;wy; msTg+kpf;F fpilf;Fk; Mw;wy; msT

a) 15x 10020

k.cals|15 × 10020

fpNyh fNyhup

c) 5 x 1020

k.cals|5 × 1020

fpNyh fNyhup

b) 10x1030

k.cals|5 × 1030

fpNyh fNyhup

d) 15x1025

k.cals|15 × 1025

fpNyh fNyhup

JUNE – 2012 – BIO-ZOOLOGY

11. Which of the following is used in fabricating thin

film solar cells?|#upa nry;fspy; cw;gj;jpapy; #upa nry;fspy; cw;gj;jpapy; #upa nry;fspy; cw;gj;jpapy; #upa nry;fspy; cw;gj;jpapy; gad;gLtJ.gad;gLtJ.gad;gLtJ.gad;gLtJ. a) Sodium |Nrhbak;

b) Arsenic|MHnrdpf;

c) Cadmium |fhl;kpak;

d) Aluminium|mYkpdpak;

12. In the waste water treatment which of the following

methods does kill pathogens?|fopT ePH Rj;jp fupg;gpy; fopT ePH Rj;jp fupg;gpy; fopT ePH Rj;jp fupg;gpy; fopT ePH Rj;jp fupg;gpy; Neha; Vw;gLj;Jk; capupfis nfhy;Yk; Kiw. Neha; Vw;gLj;Jk; capupfis nfhy;Yk; Kiw. Neha; Vw;gLj;Jk; capupfis nfhy;Yk; Kiw. Neha; Vw;gLj;Jk; capupfis nfhy;Yk; Kiw. a) Coagulation | ciwa itj;jy;

b) Filtration|tb fl;ly;

c) Aeration |fhw;Nww;wk; nra;jy;

d) Chlorination| FNshupd; Vw;wk; nra;jy;

SEPTEMBER – 2012 – BIO-ZOOLOGY 11. Gibberella fusarium has the capacity to degrade| [pg;nuy;yh gpa+Nrupak; rpijg;gJ[pg;nuy;yh gpa+Nrupak; rpijg;gJ[pg;nuy;yh gpa+Nrupak; rpijg;gJ[pg;nuy;yh gpa+Nrupak; rpijg;gJ a) Cadmium | fhl;kpak;

b) Chromium| FNuhkpak;

c) Mercury | ghjurk;

d) Cyanide| raidLfs;

12. Which one of the following organisms plays a vital

role in pollination of trees in tropical forest?| ntg;g ntg;g ntg;g ntg;g fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F Kf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJ a) Mimic moths | kpkpf; tpl;by;fs;

b) Orchid bees| MHfpl; NjdPf;fs;

c) Rhinoceros beetles | iuNdhrpu]; tz;Lfs;

d) Humming birds| ghLk; gwitfs;

www.kalvisolai.com

Page 28: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 27 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

MARCH - 2013 – BIO-ZOOLOGY 11. The number of children born to an average woman

in a population during her entire reproductive life is

called as | xU ngz;zpd; ,dg;ngUf;f tho;ehs; fhyj;jpy;> mg;ngz;zpw;Fg; gpwf;Fk; Foe;ijfspd; ruhrup vz;zpf;if. (a) fertility| ,dg;ngUf;fj;jpwd;

(b) birth rate| gpwg;G tPjk;

c) total fertility rate| nkhj;j ,dg;ngUf;f tPjk;

(d) population growth rate| kf;fs;njhifg; ngUf;f tPjk; 12.Ozone loss was first detected in the stratosphere

over the... | XNrhd; ,og;G Kjd; Kjypy; ve;j XNrhd; ,og;G Kjd; Kjypy; ve;j XNrhd; ,og;G Kjd; Kjypy; ve;j XNrhd; ,og;G Kjd; Kjypy; ve;j ];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ?];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ?];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ?];l;Nuhl;Nlh];gpaH gFjpapy; fz;Lgpbf;fg;gl;lJ? (a) Arctic |MHf;bf;

b)Antarctic| mz;lhHbf;

(c) Africa |Mg;upf;fh

(d) Australia|M];jpNuypah

JUNE – 2013 – BIO-ZOOLOGY 11. Which is commonly considered as a biologist's

paradise?|!!!!gQp<g<g{<m!wh<hGkq!gQp<g<g{<m!wh<hGkq!gQp<g<g{<m!wh<hGkq!gQp<g<g{<m!wh<hGkq! ‘dbqiqbz<!osii<g<gl<dbqiqbz<!osii<g<gl<dbqiqbz<!osii<g<gl<dbqiqbz<!osii<g<gl<’!!!!we!njpg<gh<hMgqxK@we!njpg<gh<hMgqxK@we!njpg<gh<hMgqxK@we!njpg<gh<hMgqxK@!!!!a) Gulf of Mannar Biosphere Reserve |le<eii<!ujtGmi!dbqiqbz<!H,r<gi!b) Nilgiri Biosphere Reserve |fQzgqiq!dbqiqbz<!H,r<gi!c) Nanda Devi |ff<ki!Okuq!d) Great Nicobar |fqg<Ogihii<!12. One of the following is used in fabricating solar

cells, that is poisonous and a possible carcinogen?|!!!!$iqb!osz<gt<!dx<hk<kqbqz<!hbe<hMk<kh<hMl<!wf<k!$iqb!osz<gt<!dx<hk<kqbqz<!hbe<hMk<kh<hMl<!wf<k!$iqb!osz<gt<!dx<hk<kqbqz<!hbe<hMk<kh<hMl<!wf<k!$iqb!osz<gt<!dx<hk<kqbqz<!hbe<hMk<kh<hMl<!wf<k!ohiVt<!fs<Sk<!ke<jljbBl<!Hx<XOfijbBl<!K~{<Ml<!ohiVt<!fs<Sk<!ke<jljbBl<!Hx<XOfijbBl<!K~{<Ml<!ohiVt<!fs<Sk<!ke<jljbBl<!Hx<XOfijbBl<!K~{<Ml<!ohiVt<!fs<Sk<!ke<jljbBl<!Hx<XOfijbBl<!K~{<Ml<!-bz<jhg<!ogi{<mK@-bz<jhg<!ogi{<mK@-bz<jhg<!ogi{<mK@-bz<jhg<!ogi{<mK@!!!!a) Silicon |sqzqgie<! ! ! ! ! !b) Cadmium |gim<lqbl<!c) Sodium |Osicbl<! ! ! ! ! !d)Aluminium |nZlqeqbl<!

SEPTEMBER – 2013 – BIO-ZOOLOGY 11. Which one of the following organisms plays a vital

role in pollination of trees in tropical forest?| ntg;g ntg;g ntg;g ntg;g fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F fhLfspy; kuq;fspd; kfue;jr; NrHf;iff;F Kf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJKf;fpakhfg; gad;gLtJ.... a) Mimic moths | kpkpf; tpl;by;fs;

b) Orchid bees| MHfpl; NjdPf;fs;

c) Rhinoceros beetles | iuNdhrpu]; tz;Lfs;

d) Humming birds| ghLk; gwitfs; !12 India’s first ocean energy power plant is situated at

| -f<kqbiuqe<!ohVr<gmz<!Nx<xzqz<!-Vf<K!lqe<sg<kq!kbivqh<H!osb<Bl<!Lkz<!Njz!dVuig<gh<hm<Mt<t!-ml</!!a) Cochin | ogis<sqe<!

b) Calicut | gizqgm<!

c) Vizhinjam | uqpqR<sl<!

d) Koodunkulam | %me<Gtl<!

ghlk;ghlk;ghlk;ghlk;----6 6 6 6 gad;ghl;L capupay;gad;ghl;L capupay;gad;ghl;L capupay;gad;ghl;L capupay;

LESSON-6 APPLIED BIOLOGY ;; ;;

1. The breeds of cattle now available in India are | kx<OhiKg<!gi{hkx<OhiKg<!gi{hkx<OhiKg<!gi{hkx<OhiKg<!gi{h<hMl<!lim<cer<gtqe<!w{<{qg<jg!<hMl<!lim<cer<gtqe<!w{<{qg<jg!<hMl<!lim<cer<gtqe<!w{<{qg<jg!<hMl<!lim<cer<gtqe<!w{<{qg<jg!!!!!a)29 | 3:!-er<gt<!!

b)30 | 41!-er<gt<!!

c)26 | 37!-er<gt<!!

d)20 | 31!-er<gt<!!

2. Which one of the following is not a draught breed | gQp<!dt<tjugtqz<!wK!-Pju!-ek<jks<!siIf<kK!gQp<!dt<tjugtqz<!wK!-Pju!-ek<jks<!siIf<kK!gQp<!dt<tjugtqz<!wK!-Pju!-ek<jks<!siIf<kK!gQp<!dt<tjugtqz<!wK!-Pju!-ek<jks<!siIf<kK!nz<z!nz<z!nz<z!nz<z!!!!!a)Kangayam | gir<Ogbl<

b)Khillar | gQz<zie<!!

c)Kankrej | gir<Ov\<!!

d)Hallikar | aizqg<giI!!

3. The other name for the cattle sindhi is | sqf<kq!sqf<kq!sqf<kq!sqf<kq!-ek<kqe<!lXohbI!we<e!-ek<kqe<!lXohbI!we<e!-ek<kqe<!lXohbI!we<e!-ek<kqe<!lXohbI!we<e!!!!!a)Kongu | ogir<G!!

b)Nellore| ofz<Z~I!!

c)Red karachi | squh<H!gvis<sq!!

d)Decan| omg<gie<!!

4. Kangayam originated from | gir<Ogb!-el<!gir<Ogb!-el<!gir<Ogb!-el<!gir<Ogb!-el<!OkieOkieOkieOkie<xqb!-ml<!<xqb!-ml<!<xqb!-ml<!<xqb!-ml<!!!!!a)Punjab | hR<sih<!!

b)Coimbatore| Ogibl<Hk<K~I!!

c)Karnataka | giIfimgl<!!

d)Kathiawar | gk<kquiI!!

5. Which of the following is not an exotic breed | gQp<!gQp<!gQp<!gQp<!ogiMg<gh<hm<mjugtqz<!wf<k!-el<!nbz<!-ek<jks<!ogiMg<gh<hm<mjugtqz<!wf<k!-el<!nbz<!-ek<jks<!ogiMg<gh<hm<mjugtqz<!wf<k!-el<!nbz<!-ek<jks<!ogiMg<gh<hm<mjugtqz<!wf<k!-el<!nbz<!-ek<jks<!siIf<kK!nz<z!siIf<kK!nz<z!siIf<kK!nz<z!siIf<kK!nz<z!!!!!a)Jersey | o\Isq!!

b)Gir | gQI!!

c)Brown swiss | hqovtUe<!Suq^<!!

d)Ayreshire | nbIsbI!!

6. Which one of the following is a contagious disease of

the cattle | gQp<!ogiMg<gh<hm<mjugtqz<!okix<X!gQp<!ogiMg<gh<hm<mjugtqz<!okix<X!gQp<!ogiMg<gh<hm<mjugtqz<!okix<X!gQp<!ogiMg<gh<hm<mjugtqz<!okix<X!Ofibqe<!dkiv{l<!wK@Ofibqe<!dkiv{l<!wK@Ofibqe<!dkiv{l<!wK@Ofibqe<!dkiv{l<!wK@!!!!a)constipation | lzs<sqg<gz<!!

b)milk fever | hiz<gib<s<sz<!!

c)cow pox | hS!nl<jl!!

d)diabetes | fQvqpqU!Ofib<!!

7. Feeding jaggery along with lime water is one of the

first aid measure for | S{<{il<H!fQVme<!ouz<zl<!S{<{il<H!fQVme<!ouz<zl<!S{<{il<H!fQVme<!ouz<zl<!S{<{il<H!fQVme<!ouz<zl<!gzf<K!ogiMh<hK!wf<Ofib<g<gie!Lkz<!dkuq!gzf<K!ogiMh<hK!wf<Ofib<g<gie!Lkz<!dkuq!gzf<K!ogiMh<hK!wf<Ofib<g<gie!Lkz<!dkuq!gzf<K!ogiMh<hK!wf<Ofib<g<gie!Lkz<!dkuq!sqgqs<jssqgqs<jssqgqs<jssqgqs<js!!!!a)Diarrhoea | ubqx<Xh<Ohig<G!!

b)constipation | lzs<sqg<gz<!!

c)milk-fever | hiz<gib<s<sz<!!

d)anthrax | Ne<kqvig<̂ <!!

www.kalvisolai.com

Page 29: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 28 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

8. Mating of closely related animals is called | Lx<xqZl<!Lx<xqZl<!Lx<xqZl<!Lx<xqZl<!yk<k!h{<Hgjt!djmb!-er<gjt!-eh<ohVg<gl<!yk<k!h{<Hgjt!djmb!-er<gjt!-eh<ohVg<gl<!yk<k!h{<Hgjt!djmb!-er<gjt!-eh<ohVg<gl<!yk<k!h{<Hgjt!djmb!-er<gjt!-eh<ohVg<gl<!osb<uK!osb<uK!osb<uK!osb<uK!!!!!a)outbreeding | outq!-eg<gzh<H!

b)artificial insemination | osbx<jg!Ljxbqz<!gVkvqk<kz<!!c)cross breeding | hqx!-eg<gzh<H!!

d)Inbreeding | ke<!-eg<gzh<H!!

9. The milk which the following cow is characterised by

high carotene content | gQp<gi[l<!hS!-er<gtqz<!gQp<gi[l<!hS!-er<gtqz<!gQp<gi[l<!hS!-er<gtqz<!gQp<gi[l<!hS!-er<gtqz<!wkEjmb!hizqz<!nkqg!gOvim<ce<!sk<K!wkEjmb!hizqz<!nkqg!gOvim<ce<!sk<K!wkEjmb!hizqz<!nkqg!gOvim<ce<!sk<K!wkEjmb!hizqz<!nkqg!gOvim<ce<!sk<K!gi{h<hMgqxKgi{h<hMgqxKgi{h<hMgqxKgi{h<hMgqxK

a)Sindhi | sqf<kq!-el<!!

b)Haryana | avqbiei!-el<!!

c)Gir | gQI!-el<

d)Jersy | o\Isq!-el<

10. For anthrax one of the following symptom can be

seen | hqe<uVl<!nxqGxqgtqz<!Ne<f<kqvig<̂ <!Ofib<gt<!hqe<uVl<!nxqGxqgtqz<!Ne<f<kqvig<̂ <!Ofib<gt<!hqe<uVl<!nxqGxqgtqz<!Ne<f<kqvig<̂ <!Ofib<gt<!hqe<uVl<!nxqGxqgtqz<!Ne<f<kqvig<̂ <!Ofib<gt<!gi{h<hMuK!gi{h<hMuK!gi{h<hMuK!gi{h<hMuK!!!!!a)swelling of udder | lc!uQr<Gkz<!!

b)blood discharge from natural openings | -bx<jg!Hjpgtqe<!upqbig!vk<kh<Ohig<G!!c)loss of appetite | hsqbqe<jl!!

d)lack of chewing | njs!Ohimijl!

DEPARTMENTAL MODEL PAPER-2006 13. ‘Milk fever’ in cows is normally due to|gRf;fspy; gRf;fspy; gRf;fspy; gRf;fspy; 'ghy; fha;r;ry;" Nehapw;fhd fhuzk; 'ghy; fha;r;ry;" Nehapw;fhd fhuzk; 'ghy; fha;r;ry;" Nehapw;fhd fhuzk; 'ghy; fha;r;ry;" Nehapw;fhd fhuzk; a. inability to assimilate calcium from the feed|fhy;rpak; jd;kakhf;fg;glhjpUj;jy; b. starvation|mjpf czT+l;lk;

c. over feeding|gl;bdpapUj;jy;

d. parasitic infestation|xl;Lz;zpj; jhf;Fjy;

14. What is the scientific name for the common ‘Viral

meen’ |tpuhy; kPdpd; mwptpay; ngaiuf; fz;Lgpbtpuhy; kPdpd; mwptpay; ngaiuf; fz;Lgpbtpuhy; kPdpd; mwptpay; ngaiuf; fz;Lgpbtpuhy; kPdpd; mwptpay; ngaiuf; fz;Lgpb

a. Channa striatus|rd;dh ];biuNal;l]; b. Oreochromis mossambicus|XhpNahFNuhkp]; nkhrhk;gpf];

c. Chanos chanos|rNdh]; rNdh];

d. Catla catla|fl;yh fl;yh

15. The blood cell count is made by using|,uj;jr; ,uj;jr; ,uj;jr; ,uj;jr; nry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtpnry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtpnry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtpnry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtp a. Glucometer|FSf;NfhkPl;lu;

b. Sphygmomanometer|];gpf;NkhkhNdhkPl;lu;

c. Haemoglobinometer| P̀NkhFNshgpNdhkPl;;lu;

d. Haemocytometer| P̀Nkhirl;NlhkPl;lu;

MARCH - 2006 – BIO-ZOOLOGY 1. The milk fever is due to the inability of the animal to

assimilate ………………….. from the feed| fhy;eilfspfhy;eilfspfhy;eilfspfhy;eilfspy; y; y; y; Vw;gLk; ghy; fha;r;rypd;NghJ cztpy; cs;s Vw;gLk; ghy; fha;r;rypd;NghJ cztpy; cs;s Vw;gLk; ghy; fha;r;rypd;NghJ cztpy; cs;s Vw;gLk; ghy; fha;r;rypd;NghJ cztpy; cs;s .............. jd;kakhf;fg;gLtjpy;iy.............. jd;kakhf;fg;gLtjpy;iy.............. jd;kakhf;fg;gLtjpy;iy.............. jd;kakhf;fg;gLtjpy;iy a)Magnesium| kf;dPrpak;

b)Potassium| nghl;lhrpak;

c)Phosphorus| gh];gu];

d)Calcium| fhy;rpak;

2. The cattle breeds belonging to dairy breed are| fPo;f;fz;ltw;Ws; fwit fPo;f;fz;ltw;Ws; fwit fPo;f;fz;ltw;Ws; fwit fPo;f;fz;ltw;Ws; fwit khLfshff; fUjg;gLgit...khLfshff; fUjg;gLgit...khLfshff; fUjg;gLgit...khLfshff; fUjg;gLgit... a) Sindhi and Gir| rpe;jp kw;Wk; fpH

b) Kangayam and siri| fhq;Nfak; kw;Wk; rpup c) Haryana and Ongole|`upahdh kw;Wk; Xq;Nfhy

d) Bos taurus| gh]; lhu];

3.The diluting fluid used for counting of WBC is | ,uj;j ,uj;j ,uj;j ,uj;j

nts;isaZf;fis (nts;isaZf;fis (nts;isaZf;fis (nts;isaZf;fis (WBC) ) ) ) fzf;fpLtjw;F fzf;fpLtjw;F fzf;fpLtjw;F fzf;fpLtjw;F gad;gLj;jg;gLk; ePHf;Fk; jputk;.................gad;gLj;jg;gLk; ePHf;Fk; jputk;.................gad;gLj;jg;gLk; ePHf;Fk; jputk;.................gad;gLj;jg;gLk; ePHf;Fk; jputk;................. a) Hayem’s solution| N`ak;]; jputk;

b) Turk’s solution| lHf;]; jputk; c) Eosin solution|,Nahrpd; jputk;

d) Red litmus solution| rptg;G ypl;k];

JUNE – 2006 – BIO-ZOOLOGY 13. The fully formed bird emerges out of the egg after a

hatching period of | Kw;wpYk; cUthf;fkile;j Kw;wpYk; cUthf;fkile;j Kw;wpYk; cUthf;fkile;j Kw;wpYk; cUthf;fkile;j Nfhopf;FQ;rhdJ vj;jid ehl;fSf;Fg; gpwF Nfhopf;FQ;rhdJ vj;jid ehl;fSf;Fg; gpwF Nfhopf;FQ;rhdJ vj;jid ehl;fSf;Fg; gpwF Nfhopf;FQ;rhdJ vj;jid ehl;fSf;Fg; gpwF Kl;ilapypUe;J ntsptUfpwJ?Kl;ilapypUe;J ntsptUfpwJ?Kl;ilapypUe;J ntsptUfpwJ?Kl;ilapypUe;J ntsptUfpwJ?

a) 19-20 days | 1-9-20 ehl;fs;

b)21-22 days | 21-22 ehl;fs;

c) 20-21 days | 20-21 ehl;fs;

d)23-24 days | 23-24 ehl;fs;

14. The scientific name of Tilopia is | jpNyg;gpah kPdpd; jpNyg;gpah kPdpd; jpNyg;gpah kPdpd; jpNyg;gpah kPdpd; mwptpay; ngaHmwptpay; ngaHmwptpay; ngaHmwptpay; ngaH a) Channa Striatus | rd;dh ];biuNal;l];

b)Oreochromis Mossambicus | XupNahFNuhkp]; nkhrhk;gpf]; c) Channas Channas | rd;dh]; rd;dh];

d)Catla Catla | fl;yh fl;yh

15. Polycythemia is an indication of | ghypirj;jPkpah ghypirj;jPkpah ghypirj;jPkpah ghypirj;jPkpah vd;gJ........vd;gJ........vd;gJ........vd;gJ........ a) decreased WBC | nts;isaZf;fs; FiwT

b)decreased RBC | rptg;gZf;fs; FiwT

c) increased RBC | rptg;gZf;fs; mjpfupg;G

d)increased WBC | nts;is mZf;fs; mjpfupg;G

SEPTEMBER – 2006 – BIO-ZOOLOGY 13. Which one of the following is draught breed of

cattle| ,Oitf;fhf gad;gLj;jg;gLk; khl;L ,dk; ,Oitf;fhf gad;gLj;jg;gLk; khl;L ,dk; ,Oitf;fhf gad;gLj;jg;gLk; khl;L ,dk; ,Oitf;fhf gad;gLj;jg;gLk; khl;L ,dk; vJ?vJ?vJ?vJ? a)Kangayam| fhq;Nfak;

b)Jersey| n[Hrp

c) Sindhi| rpe;jp

d)Ongole| Xq;Nfhy;

14. The vitamins found much in fish food are| kPd; kPd; kPd; kPd; cztpy; mjpfkhff;cztpy; mjpfkhff;cztpy; mjpfkhff;cztpy; mjpfkhff; fhzg;gLk; itl;lkpd;...fhzg;gLk; itl;lkpd;...fhzg;gLk; itl;lkpd;...fhzg;gLk; itl;lkpd;... a)Vitamins A and D| itl;lkpd; A kw;Wk; D

b)Vitamins B1 and B6 | itl;lkpd; B1 kw;Wk; B6

c) Vitamins C and E| itl;lkpd; C kw;Wk; E

d)Vitamins K and E| itl;lkpd; K kw;Wk; E

15.The instrument used for counting the blood cells is| ,u,u,u,uj;j mZf;fisf; fzf;fpl gad;gLk; fUtp .....j;j mZf;fisf; fzf;fpl gad;gLk; fUtp .....j;j mZf;fisf; fzf;fpl gad;gLk; fUtp .....j;j mZf;fisf; fzf;fpl gad;gLk; fUtp ..... a)Heamocytometer| P̀Nkhirl;NlhkPl;lH

b)Sphygmomanometer| ];gpf;NkhkhNdhkPl;lH

c) Electrocardiogram| vyf;l;NuhfhHbNahfpuhk;

d)Thermometer| njHNkhkPl;lH

www.kalvisolai.com

Page 30: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 29 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

MARCH – 2007 – BIO-ZOOLOGY 13. The fast growing species among the Indian major

carps is | ,e;jpa ngUk; nfhz;ilfspy; kpf Ntfkha; ,e;jpa ngUk; nfhz;ilfspy; kpf Ntfkha; ,e;jpa ngUk; nfhz;ilfspy; kpf Ntfkha; ,e;jpa ngUk; nfhz;ilfspy; kpf Ntfkha; tsuf;$baJtsuf;$baJtsuf;$baJtsuf;$baJ

a) Labeo rohita | NygpNah Nuhfpl;lh

b) Keluthi | nfSj;jp

c) Catla Catla | fl;yh fl;yh

d) Mrigal | kpHfhy;

14. Which of the following fowls is noted for its

pugnacity? | fPo;f;fzfPo;f;fzfPo;f;fzfPo;f;fz;l Nfhop ,dq;fSs; vJ ;l Nfhop ,dq;fSs; vJ ;l Nfhop ,dq;fSs; vJ ;l Nfhop ,dq;fSs; vJ rz;ilapLk; gz;gpidf; nfhz;lit?rz;ilapLk; gz;gpidf; nfhz;lit?rz;ilapLk; gz;gpidf; nfhz;lit?rz;ilapLk; gz;gpidf; nfhz;lit? a) Chittagong | rpl;lfhq;

b) Busra | g];uh

c) Aseel | mrPy;

d) Karaknath | fhuf;ehj;

15. Which of the following is a viral disease in cattle? | fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fhzg;gLk; fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fhzg;gLk; fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fhzg;gLk; fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fhzg;gLk; itu]; Neha;?itu]; Neha;?itu]; Neha;?itu]; Neha;? a) Anthrax | Me;j;uhf;];

b) Mastitis | kh];bl;B];

c) Tuberculosis | fhrNeha;

d) Rinderpest| upd;lHng];l;

JUNE – 2007 – BIO-ZOOLOGY 13. The normal ECG is composed of waves designated

upward or positive waves which are | xU rhjhuz xU rhjhuz xU rhjhuz xU rhjhuz <.rp.[p.apy; Nky;Nehf;fpf; fhz<.rp.[p.apy; Nky;Nehf;fpf; fhz<.rp.[p.apy; Nky;Nehf;fpf; fhz<.rp.[p.apy; Nky;Nehf;fpf; fhzg;gLk; miyfs; g;gLk; miyfs; g;gLk; miyfs; g;gLk; miyfs; my;yJ NeHkiw miyfs;my;yJ NeHkiw miyfs;my;yJ NeHkiw miyfs;my;yJ NeHkiw miyfs; a) PQRST | PQRST

b) PRT | PRT

c) QS | QS

d) XYZ | XYZ

14. The milk of which of the following cows is

characterised by high carotene content? | fPo;f;fhZk; fPo;f;fhZk; fPo;f;fhZk; fPo;f;fhZk; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; rj;J fhzg;gLfpwJ?rj;J fhzg;gLfpwJ?rj;J fhzg;gLfpwJ?rj;J fhzg;gLfpwJ? a) Sindhi | rpe;jp ,dk;

b) Haryana| `upahd ,dk;

c) Gir | fpH ,dk;

d) Jersy | n[Hrp ,dk;

15. The dilution fluid used to count RBC is | ,uj;j ,uj;j ,uj;j ,uj;j rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; jputk;rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; jputk;rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; jputk;rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; jputk;

a) Turk’s solution| lHf;]Ê jputk;

b) Toisson solution | lha;rd; jputk;

c) Lymphatic solution | ypk;/Ngbf; jputk;

d) Hayem|s solution | N`ak; jputk;

SEPTEMBER – 2007 – BIO-ZOOLOGY 13. The milk of which of the following cows is

characterised by high carotene content? | fPo;f;fhZk; fPo;f;fhZk; fPo;f;fhZk; fPo;f;fhZk; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; rj;J fhzgrj;J fhzgrj;J fhzgrj;J fhzg;gLfpwJ;gLfpwJ;gLfpwJ;gLfpwJ a) Sindhi | rpe;jp ,dk;

b) Haryana | `upahdh ,dk;

c) Gir | fpH ,dk;

d) Jersy | n[Hrp ,dk;

14. The blood cell count is made by using | ,uj;jr; ,uj;jr; ,uj;jr; ,uj;jr; nry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtpnry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtpnry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtpnry;fspd; vz;zpf;ifiaf; fzf;fpl cjTk; fUtp a) Glucometer | FSf;NfhkPl;lH

b) Sphygmomanometer| ];gpf;NkhkhNdhkPl;lH

c) Haemoglobinometer | P̀NkhFNshgpNdhkPl;lH

d) Haemocytometer | P̀Nkhirl;NlhkPl;lH

15. Murrels belong to the order | Kuy; kPd;fs; rhHe;j Kuy; kPd;fs; rhHe;j Kuy; kPd;fs; rhHe;j Kuy; kPd;fs; rhHe;j tupirtupirtupirtupir a) Channiformes | rd;dpghHkp];

b) Perciforms | ngHrpghHkp];

c) Siluriformes | irY}upghHkp];

d) Salmoniforms | rhy;NkdpghHkp];

MARCH – 2008 – BIO-ZOOLOGY 13. Which one of the following is an example for

contagious disease in cattle? | fPo;f;nfhLf;fgl;Ls;stw;wpy; fhy;eilfspd; fPo;f;nfhLf;fgl;Ls;stw;wpy; fhy;eilfspd; fPo;f;nfhLf;fgl;Ls;stw;wpy; fhy;eilfspd; fPo;f;nfhLf;fgl;Ls;stw;wpy; fhy;eilfspd; njhw;WNehapd; cjhuzk; vJ?njhw;WNehapd; cjhuzk; vJ?njhw;WNehapd; cjhuzk; vJ?njhw;WNehapd; cjhuzk; vJ? a) Constipation | kyr;rpf;fy;

b) Milk fever | ghy; fha;r;ry;

c) Cowpox | gR mk;ik

d) Diarrhoea | tapw;Wg;Nghf;F

14. The air breathing fish among the following is | fhw;iw Neupilahfr; Rthrpf;Fk; jpwd; cs;sfhw;iw Neupilahfr; Rthrpf;Fk; jpwd; cs;sfhw;iw Neupilahfr; Rthrpf;Fk; jpwd; cs;sfhw;iw Neupilahfr; Rthrpf;Fk; jpwd; cs;s dbqI!lQe<gt<dbqI!lQe<gt<dbqI!lQe<gt<dbqI!lQe<gt<!!!!a) Mrigal | kpHfhy;

b) Mullet| Ky;yl;

c) Rogu | NuhF

d) cat fish | nfSj;jp

15. The diluting fluid used to count RBC is| kdpj ,uj;j kdpj ,uj;j kdpj ,uj;j kdpj ,uj;j rptg;gZf;fis vz;Ztjw;F mtw;iw rptg;gZf;fis vz;Ztjw;F mtw;iw rptg;gZf;fis vz;Ztjw;F mtw;iw rptg;gZf;fis vz;Ztjw;F mtw;iw ePHf;f cjTk; jputk;ePHf;f cjTk; jputk;ePHf;f cjTk; jputk;ePHf;f cjTk; jputk; a) Turk|s solution | lHf;]; jputk;.

b) Hayem|s solution | N`ak;]; jputk.

c) Toisson|s solution | lha;];]hd; jputk;.

d) Lymphatic fluid | epzePH jputk;.

JUNE – 2008 – BIO-ZOOLOGY 13. The milk of which of the following cows is

characterized by high carotene content? | fPo;f;fhZk; gR ,dq;fspy; vjDila ghypy; mjpf fPo;f;fhZk; gR ,dq;fspy; vjDila ghypy; mjpf fPo;f;fhZk; gR ,dq;fspy; vjDila ghypy; mjpf fPo;f;fhZk; gR ,dq;fspy; vjDila ghypy; mjpf fNuhl;bd; rj;J fhzg;gLfpwJ?fNuhl;bd; rj;J fhzg;gLfpwJ?fNuhl;bd; rj;J fhzg;gLfpwJ?fNuhl;bd; rj;J fhzg;gLfpwJ? a) Sindhi | rpe;jp

b) Haryana | `upahdh

c) Gir | fpH

d) Jersey | n[Hrp

14. Which is the most popular and commercial breed of

fowl in india? | fPo;f;fhDk; Nfhop ,dq;fSs; vJ fPo;f;fhDk; Nfhop ,dq;fSs; vJ fPo;f;fhDk; Nfhop ,dq;fSs; vJ fPo;f;fhDk; Nfhop ,dq;fSs; vJ ,e;jpahtpy; kpfTk; Gfo; ngw;w tHj;jf uPjpapyhd ,e;jpahtpy; kpfTk; Gfo; ngw;w tHj;jf uPjpapyhd ,e;jpahtpy; kpfTk; Gfo; ngw;w tHj;jf uPjpapyhd ,e;jpahtpy; kpfTk; Gfo; ngw;w tHj;jf uPjpapyhd ,dkhFk;?,dkhFk;?,dkhFk;?,dkhFk;? a) Aseel | mrPy;

b) Busra | g];uh

c) Leghorn | nyf;̀ hHd;

d) Chittagong | rpl;lfhq;

www.kalvisolai.com

Page 31: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 30 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

15. The diluting fluid used to count RBC is | kdpj kdpj kdpj kdpj ,uj;j rptg;gZf;fis vz;Ztjw;F mtw;iw ,uj;j rptg;gZf;fis vz;Ztjw;F mtw;iw ,uj;j rptg;gZf;fis vz;Ztjw;F mtw;iw ,uj;j rptg;gZf;fis vz;Ztjw;F mtw;iw ePHf;f cjTk; jputk; ePHf;f cjTk; jputk; ePHf;f cjTk; jputk; ePHf;f cjTk; jputk; a) Turk|s solution | lHf;]; jputk;

b) Lymphatic fluid | epzePH jputk;

c) Hayem|s solution | N`ak;]; jputk;

d) Eosin | ,Nahrpd;

SEPTEMBER – 2008 – BIO-ZOOLOGY 13. The milk of which cow has a characteristic yellow

colour because of high carotene content? | fPo;f;fz;l ve;jg; gRf;fspy; fNuhl;bd; rj;J fPo;f;fz;l ve;jg; gRf;fspy; fNuhl;bd; rj;J fPo;f;fz;l ve;jg; gRf;fspy; fNuhl;bd; rj;J fPo;f;fz;l ve;jg; gRf;fspy; fNuhl;bd; rj;J epiwe;Js;sjpd; fhuzkhf ghy; rw;W kQ;rs; epiwe;Js;sjpd; fhuzkhf ghy; rw;W kQ;rs; epiwe;Js;sjpd; fhuzkhf ghy; rw;W kQ;rs; epiwe;Js;sjpd; fhuzkhf ghy; rw;W kQ;rs; epwkhff; fhzg;gLfpd;wJ? epwkhff; fhzg;gLfpd;wJ? epwkhff; fhzg;gLfpd;wJ? epwkhff; fhzg;gLfpd;wJ? a) Sindhi | rpe;jp

b) Haryana | `upahdh

c) Gir | fpH

d) Jercy | n[Hrp

14. Among the fresh water fishes, carps belong to the

order | ed;dPH kPd;fspd; fhHg;Gfs; ve;j ed;dPH kPd;fspd; fhHg;Gfs; ve;j ed;dPH kPd;fspd; fhHg;Gfs; ve;j ed;dPH kPd;fspd; fhHg;Gfs; ve;j tupiriar; rhHe;jit?tupiriar; rhHe;jit?tupiriar; rhHe;jit?tupiriar; rhHe;jit? a) Salmoniformes | ry;NkhdpghHkp];

b) Siluriforms | rpy;YupdpghHkp];

c) Channiforms | rd;dpghHkp];

d) Cypriniforms | rpg;updpghHkp];

15. In normal ECG the waves are designated from left to

right as | xU rhjhuz <.rp.[p.apy; xU rhjhuz <.rp.[p.apy; xU rhjhuz <.rp.[p.apy; xU rhjhuz <.rp.[p.apy; fhzg;gLk; miyfs; ,lkpUe;J tykhf ,t;thW fhzg;gLk; miyfs; ,lkpUe;J tykhf ,t;thW fhzg;gLk; miyfs; ,lkpUe;J tykhf ,t;thW fhzg;gLk; miyfs; ,lkpUe;J tykhf ,t;thW Fwpf;fg;gLfpwJFwpf;fg;gLfpwJFwpf;fg;gLfpwJFwpf;fg;gLfpwJ a) PROST

b) PQRST

c) PROTS

d) PSTRQ

MARCH – 2009 13. Chittagang breed of fowl is largely found is | rpl;lrpl;lrpl;lrpl;lfhq; Nfhopfs; mjpf mstpy; fhzg;gLtJfhq; Nfhopfs; mjpf mstpy; fhzg;gLtJfhq; Nfhopfs; mjpf mstpy; fhzg;gLtJfhq; Nfhopfs; mjpf mstpy; fhzg;gLtJ a) Gujarat | F[uhj;

b) West Bengal | Nkw;F tq;fhsk;

c) Andhra Pradesh | Me;jpuh

d) Tamil Nadu | jkpo;ehL

14. The tastiest fish among the carps is | midj;J midj;J midj;J midj;J fhHGfspYk; Rit kpFe;j kPd; fhHGfspYk; Rit kpFe;j kPd; fhHGfspYk; Rit kpFe;j kPd; fhHGfspYk; Rit kpFe;j kPd; a) Catla catla | fl;yh fl;yh

b) Labeo rohita | NygpNah Nuhfpl;lh

c) Cirrhina mrigala | rpHiudh kpHfhyh

d) Channa striatus | rd;dh ];l;NuNal;l];

15. The record of the electric potential changes that

occur in the heart during the cardiac cycle is | ,jar;,jar;,jar;,jar; Row;r;rpapd;NghJ> ,jaj;jpy; Vw;gLk; kRow;r;rpapd;NghJ> ,jaj;jpy; Vw;gLk; kRow;r;rpapd;NghJ> ,jaj;jpy; Vw;gLk; kRow;r;rpapd;NghJ> ,jaj;jpy; Vw;gLk; kpd;jpwd; pd;jpwd; pd;jpwd; pd;jpwd; khw;wj;jpd; Mtzk; vd;gJkhw;wj;jpd; Mtzk; vd;gJkhw;wj;jpd; Mtzk; vd;gJkhw;wj;jpd; Mtzk; vd;gJ a) Electrocardiogram | vyf;l;Nuh fhHbNahfpuhk;

b) Compound Tomography-CT | fk;g;a+l;ll;

NlhNkhfpuhgp - CT

c) Auto-analyser | Ml;Nlh mdiyrH (jhdpaq;fp gFg;gha;tpfs;) d) Sphygmomanometer | ];gpf;Nkh khNdhkPl;lH

JUNE – 2009 – BIO-ZOOLOGY 13. Milk fever| in cow is normally due to | gRtpy; gRtpy; gRtpy; gRtpy; 'ghy; fha;r;ry;" Vw;glf; fhuzk;?'ghy; fha;r;ry;" Vw;glf; fhuzk;?'ghy; fha;r;ry;" Vw;glf; fhuzk;?'ghy; fha;r;ry;" Vw;glf; fhuzk;? a) inability to assimilate calcium from the feed | cz;Zk; cztpy; cs;s fhy;rpak; jd;kakhf;fg;glhikapdhy; b) starvation | gl;bdp fplj;jy;

c) overfeeding | mjpf czT cz;gjhy;

d) parasitic infection | xl;Lz;zp jhf;Fjyhy;

14. The blood pressure is measured by | ,uj;j ,uj;j ,uj;j ,uj;j mOj;jj;ijf; fz;lwpa cjTk; fUtpmOj;jj;ijf; fz;lwpa cjTk; fUtpmOj;jj;ijf; fz;lwpa cjTk; fUtpmOj;jj;ijf; fz;lwpa cjTk; fUtp a) Mamometer | khNdh kPl;lH

b) Haemocytometer | P̀Nkh irl;NlhkPl;lH

c) Sphygmomanometer | ];gpf;Nkh khNdhkPl;lH

d) parameter | ghuh kPl;lH

15. The litter bed of poultry has the thickness of | Nfhopf; FQ;R tsHg;gfj;jpd; jiuNky; gLf;ifapd; Nfhopf; FQ;R tsHg;gfj;jpd; jiuNky; gLf;ifapd; Nfhopf; FQ;R tsHg;gfj;jpd; jiuNky; gLf;ifapd; Nfhopf; FQ;R tsHg;gfj;jpd; jiuNky; gLf;ifapd; jbkd;jbkd;jbkd;jbkd; a) 5 to 7.5 cm |5 Kjy; 7.5 nr.kP

b) 4 to 6.5 cm |4 Kjy; 6.5 nr.kP

c) 5.5 to 6 cm |5.5 Kjy; 6 nr.kP

d) 4.5 to 5 cm |4.5 Kjy; 5 nr.kP SEPTEMBER – 2009 – BIO-ZOOLOGY

13. Which of the following is an exotic species? | fPo;f;fz;litfspy; ve;j ,dk; may; ,dk;?fPo;f;fz;litfspy; ve;j ,dk; may; ,dk;?fPo;f;fz;litfspy; ve;j ,dk; may; ,dk;?fPo;f;fz;litfspy; ve;j ,dk; may; ,dk;? a) Sindhi | rpe;jp

b) Haryana | `upahdh

c) ongole | Xq;Nfhy;

d) Ayreshire | nbI]qbI!

14. Carps with pharyngeal teeth belong to which order?

| njhz;ilg; gw;fs; nfhz;l fhHGfs; ve;j njhz;ilg; gw;fs; nfhz;l fhHGfs; ve;j njhz;ilg; gw;fs; nfhz;l fhHGfs; ve;j njhz;ilg; gw;fs; nfhz;l fhHGfs; ve;j tupiriar; rhHe;jJ?tupiriar; rhHe;jJ?tupiriar; rhHe;jJ?tupiriar; rhHe;jJ? a) Siluriformes | irY}up ghHkp];

b) Perciformes | ngHrp ghHkp];

c) Channiformes | rd;dp ghHkp];

d) Cypriniformes | rpg;updp ghHkp];

15. Instrument used to court the blood cells after

proper dilution is | jFe;j ePHjYf;Fg; gpd;,uj;jr; jFe;j ePHjYf;Fg; gpd;,uj;jr; jFe;j ePHjYf;Fg; gpd;,uj;jr; jFe;j ePHjYf;Fg; gpd;,uj;jr; nry;fis vz;Ztjw;F cjTk; cgfuzk;nry;fis vz;Ztjw;F cjTk; cgfuzk;nry;fis vz;Ztjw;F cjTk; cgfuzk;nry;fis vz;Ztjw;F cjTk; cgfuzk; a) Manometer |khNdh kPl;lH

b) Haemocytometer | P̀Nkhirl;Nlh kPl;lH

c) Sphygmomanometer | ];gpf;Nkh khNdh kPl;lH

d) Barometer | ghNuh kPl;lH

MARCH – 2010 – BIO-ZOOLOGY 13. Which of the following is not an indigenous breed | fPo;f;fhz;gitfspy; vJ ehl;Lf; Nfhopapdk; my;y?fPo;f;fhz;gitfspy; vJ ehl;Lf; Nfhopapdk; my;y?fPo;f;fhz;gitfspy; vJ ehl;Lf; Nfhopapdk; my;y?fPo;f;fhz;gitfspy; vJ ehl;Lf; Nfhopapdk; my;y? a) Busra | g];uh

b) Chittagong | rpl;lhq;

c) Brahma | gpuhkh

d) Aseel | mrPy;

14. An example for brackish water fish is | fopKf ePH fopKf ePH fopKf ePH fopKf ePH kPd;fSf;F xU cjhuzkkPd;fSf;F xU cjhuzkkPd;fSf;F xU cjhuzkkPd;fSf;F xU cjhuzk; a) Tilapia |jpNygpah

b) Koduva |nfhLth

c) Maththi | kj;jp

d) Vanjiram | tQ;rpuk;

www.kalvisolai.com

Page 32: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 31 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

15. The WBC diluting fluid is called | WBC f;fis f;fis f;fis f;fis ePHf;Fk; jputk;ePHf;Fk; jputk;ePHf;Fk; jputk;ePHf;Fk; jputk; a) Turks solution | lHf;]; jputk;

b) Fehling|s solution | ngypq; jputk;

c) Hayem|s solution | N`ak;]; jputk;

d) Benedict|s solution | ngdpbf;l;]; jputk;

JUNE – 2010 – BIO-ZOOLOGY 13. The yellow colour of milk in jersey breed is due to | n[Hrp ,d khLfspd; ghy; rw;W kQ;rs; epwkhff; n[Hrp ,d khLfspd; ghy; rw;W kQ;rs; epwkhff; n[Hrp ,d khLfspd; ghy; rw;W kQ;rs; epwkhff; n[Hrp ,d khLfspd; ghy; rw;W kQ;rs; epwkhff; fhzg;gLtjpd; fhuzk;fhzg;gLtjpd; fhuzk;fhzg;gLtjpd; fhuzk;fhzg;gLtjpd; fhuzk; a) Calcium | fhy;rpak;

b) carotene | fNuhl;bd;

c) Carbohydrate | fhHNghi`l;Nul;

d) Protein| Gujk;

14. Karaknath fowl is found abundantly in | fhuf;ehj; fhuf;ehj; fhuf;ehj; fhuf;ehj; Nfhopapdq;fs; mjpfk; fhzg;gLk; ,lk;Nfhopapdq;fs; mjpfk; fhzg;gLk; ,lk;Nfhopapdq;fs; mjpfk; fhzg;gLk; ,lk;Nfhopapdq;fs; mjpfk; fhzg;gLk; ,lk; a) West Bengal | Nkw;F tq;fhsk;

b) Tamil Nadu | jkpo;ehL

c) Madhya Pradesh | kj;jpa gpuNjrk;

d) Gujarat | F[uhj;

15. Ventricular repolarization is due to | ntz;l;upf;fpspy; eilngWk; kpd;dhw;wy; kPs;T ,jd; ntz;l;upf;fpspy; eilngWk; kpd;dhw;wy; kPs;T ,jd; ntz;l;upf;fpspy; eilngWk; kpd;dhw;wy; kPs;T ,jd; ntz;l;upf;fpspy; eilngWk; kpd;dhw;wy; kPs;T ,jd; fhuzkhfj; Njhd;WfpwJ?fhuzkhfj; Njhd;WfpwJ?fhuzkhfj; Njhd;WfpwJ?fhuzkhfj; Njhd;WfpwJ? a) T wave | T miy

b) P wave | P miy

c) R wave | R miy

d) S wave | S miy

SEPTEMBER – 2010 – BIO-ZOOLOGY 13. Which is the most popular and commercial breed of

foul in india? | ekJ ehl;by; tpahghu uPjpahf kpfTk; ekJ ehl;by; tpahghu uPjpahf kpfTk; ekJ ehl;by; tpahghu uPjpahf kpfTk; ekJ ehl;by; tpahghu uPjpahf kpfTk; Gfo;ngw;w Nfhopapdk;Gfo;ngw;w Nfhopapdk;Gfo;ngw;w Nfhopapdk;Gfo;ngw;w Nfhopapdk; a) Aseel | mrPy;

b) Chittagong | rpl;lhq;

c) Leghorn | nyf;fhHd;

d) Busra | g];uh

14. Of all the Indian carps the tastiest fish is | ,e;jpahtpy; fpilf;f$ba midj;J fhHg;G ,e;jpahtpy; fpilf;f$ba midj;J fhHg;G ,e;jpahtpy; fpilf;f$ba midj;J fhHg;G ,e;jpahtpy; fpilf;f$ba midj;J fhHg;G tiffspy; mjpf Rit kPd; vtiffspy; mjpf Rit kPd; vtiffspy; mjpf Rit kPd; vtiffspy; mjpf Rit kPd; vJ?J?J?J? a) Rohu | NuhF

b) Catla | fl;yh

c) Viral | tpuhy;

d) Keluthi | nfSj;jp

15. The negative waves in normal ECG are | vnyf;l;Nuh vnyf;l;Nuh vnyf;l;Nuh vnyf;l;Nuh fhHbNah fpuhkpy; vjpHkiw miyfs; vdg;gLtJfhHbNah fpuhkpy; vjpHkiw miyfs; vdg;gLtJfhHbNah fpuhkpy; vjpHkiw miyfs; vdg;gLtJfhHbNah fpuhkpy; vjpHkiw miyfs; vdg;gLtJ

a) P,Q & R | P,Q & R miyfs;

b) P,R & T| P,R & T miyfs;

c) Q,R & S | Q,R & S miyfs;

d) Q&S | Q&S miyfs;

MARCH – 2011 – BIO-ZOOLOGY 13. The order of cat fishes is | g+id kPd;fspd; tupirg+id kPd;fspd; tupirg+id kPd;fspd; tupirg+id kPd;fspd; tupir

a) Siluriformes | irY}upghHkp];

b) Channiformes | rd;dp ghHkp];

c) Perciformes | ngHrpghHkp];

d) Cypriniformes | rpgpupdp ghHkp];

14. Which one of the following imaging techniques

gives excellent job of showing soft tissues and blood

vessels? | gpd;tUtdw;Ws; ve;j epoYW njhopy;El;gk; gpd;tUtdw;Ws; ve;j epoYW njhopy;El;gk; gpd;tUtdw;Ws; ve;j epoYW njhopy;El;gk; gpd;tUtdw;Ws; ve;j epoYW njhopy;El;gk; nkd;idahdnkd;idahdnkd;idahdnkd;idahd jpRitAk;> ,uj;jf; Foha;fisAk; jpRitAk;> ,uj;jf; Foha;fisAk; jpRitAk;> ,uj;jf; Foha;fisAk; jpRitAk;> ,uj;jf; Foha;fisAk; fhl;Lk; kpfrpwg;ghd gzpiar; nra;fpwJ.fhl;Lk; kpfrpwg;ghd gzpiar; nra;fpwJ.fhl;Lk; kpfrpwg;ghd gzpiar; nra;fpwJ.fhl;Lk; kpfrpwg;ghd gzpiar; nra;fpwJ. a) ECG | ECG

b) Endoscopic image |vz;Nlh];Nfhg;gp epoYW

c) X - ray image | fjpH epoYW

d) Magnetic Resonance Image | fhe;j mjpHtiyg; ngUf;f epoYW

15. Which breed of fowl contains black colour flesh? | fUg;G epwk; nfhz;l ,iwr;rpia cila Nfhop fUg;G epwk; nfhz;l ,iwr;rpia cila Nfhop fUg;G epwk; nfhz;l ,iwr;rpia cila Nfhop fUg;G epwk; nfhz;l ,iwr;rpia cila Nfhop ,dk; vJ?,dk; vJ?,dk; vJ?,dk; vJ? a) Aseel | mrPy;

b) Chittagong | rpl;lfhq;

c) Karaknath | fhuf;ehj;

d) Busra | g];uh

JUNE – 2011 – BIO-ZOOLOGY 13. Which is the home area for milch breed sindhi | rpe;jp vd;Dk; fwit khl;bdk; ve;j Ciur; rhHe;jJ.rpe;jp vd;Dk; fwit khl;bdk; ve;j Ciur; rhHe;jJ.rpe;jp vd;Dk; fwit khl;bdk; ve;j Ciur; rhHe;jJ.rpe;jp vd;Dk; fwit khl;bdk; ve;j Ciur; rhHe;jJ. a) Kongu | nfhq;F

b) Nellore | ney;Y}H

c) Karachi | fuhr;rp

d) Kathiawar | fj;jpathH

14. With the help of what instrument Waller first

recorded electrical activity of heart? | ve;j ve;j ve;j ve;j cgfuzj;jpd; cjtpahy; thyH ,jaj;jpd; kpd; cgfuzj;jpd; cjtpahy; thyH ,jaj;jpd; kpd; cgfuzj;jpd; cjtpahy; thyH ,jaj;jpd; kpd; cgfuzj;jpd; cjtpahy; thyH ,jaj;jpd; kpd; Mw;wiy Kjypy; gjpT nra;jhH.Mw;wiy Kjypy; gjpT nra;jhH.Mw;wiy Kjypy; gjpT nra;jhH.Mw;wiy Kjypy; gjpT nra;jhH. a) Galvanometer | fhy;tNdh kPl;lH

b) Haemocytometer | P̀Nkhirl;Nlh kPl;lH

c) Capillary electrometer | Ez; vyf;bf;Nuh kPl;lH

d) Sphygmomanometer | ];gpf;Nkhkh kPl;lH

15. Which of the following is a bacterial disease in

cattle? | fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fPo;f;fz;ltw;Ws; vJ fhy;eilfspy; fhzg;gLk; ghf;Bupah Neha;fhzg;gLk; ghf;Bupah Neha;fhzg;gLk; ghf;Bupah Neha;fhzg;gLk; ghf;Bupah Neha; a) Cow pox | gR mk;ik

b) Anthrax |Me;j;uhf;];

c) Rinder pest | upd;lHng];l;

d) Milk fever | ghy;fha;r;ry;

SEPTEMBER – 2011 – BIO-ZOOLOGY 13. Peacomb is one of the important breed characters

of | gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; nfhz;l Nfhop ,dk;.nfhz;l Nfhop ,dk;.nfhz;l Nfhop ,dk;.nfhz;l Nfhop ,dk;. a) Brahma | gpuhkh

b) Leghorn | nyf;̀ hHd;

c) Plymouth rock | gpisnksj; uhf;

d) Corinsh | fhHdp~;

14. 11% area of fish-framing is occupied by | xU kPd; xU kPd; xU kPd; xU kPd;

gz;izapy; 11gz;izapy; 11gz;izapy; 11gz;izapy; 11% ,lj;jpid Mf;fpukpf;Fk; Fsk,lj;jpid Mf;fpukpf;Fk; Fsk,lj;jpid Mf;fpukpf;Fk; Fsk,lj;jpid Mf;fpukpf;Fk; Fsk;

a) Breeding pond | ,dg;ngUf;ff; Fsk;

b) Nursery pond | ehw;wq;fhy; Fsk;

c) Production pond | cw;gj;jpf; Fsk;

d) Rearing pond | tsHg;Gf; Fsk;

www.kalvisolai.com

Page 33: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 32 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

15. ……………………. is a guide to the activity of atria | Mupf;fps; nray;ghl;ilf; fz;lwpa cjTk; miyMupf;fps; nray;ghl;ilf; fz;lwpa cjTk; miyMupf;fps; nray;ghl;ilf; fz;lwpa cjTk; miyMupf;fps; nray;ghl;ilf; fz;lwpa cjTk; miy a) Q wave | Q miy

b) P wave | P miy

c) S wave | S miy

d) R wave | R miy

MARCH – 2012 – BIO-ZOOLOGY

13. Which is considered a superior method for

identification of urine sugars?| rpWePH rHf;fiuiaf; rpWePH rHf;fiuiaf; rpWePH rHf;fiuiaf; rpWePH rHf;fiuiaf; fz;lwpa ,J xU kpfr; rpwe;j Kiwfz;lwpa ,J xU kpfr; rpwe;j Kiwfz;lwpa ,J xU kpfr; rpwe;j Kiwfz;lwpa ,J xU kpfr; rpwe;j Kiw a) Endoscopy| vz;Nlh];Nfhgp

b) Thin layer chromatography| nky;ypa mLf;F FNuhkl;Nlhfpuhgp c) Electrocardiogram| vyf;l;NuhfhHbNahfpuhk;

d) Tomography| NlhNkhfpuhgp

14. Feeding jaggery along with lime water is one of the

first aid measure for| Rz;zhk;G ePUld; nty;yk; Rz;zhk;G ePUld; nty;yk; Rz;zhk;G ePUld; nty;yk; Rz;zhk;G ePUld; nty;yk; fye;J nfhLg;gJ ve;Neha;f;fhd Kjy; cjtp fye;J nfhLg;gJ ve;Neha;f;fhd Kjy; cjtp fye;J nfhLg;gJ ve;Neha;f;fhd Kjy; cjtp fye;J nfhLg;gJ ve;Neha;f;fhd Kjy; cjtp rpfpr;ir?rpfpr;ir?rpfpr;ir?rpfpr;ir? a) Diarrhoea | tapw;WNghf;F

b) Constipation| kyr;rpf;fy;

c) Milk fever | ghy; fha;r;ry;

d) Anthrax| Md;e;jpuhf;];

15. Of all the carps which is considered as the tastiest

fish?| midj;J fhHg;GfspYk; ,Jjhd; mjpf Rit midj;J fhHg;GfspYk; ,Jjhd; mjpf Rit midj;J fhHg;GfspYk; ,Jjhd; mjpf Rit midj;J fhHg;GfspYk; ,Jjhd; mjpf Rit kpFe;j kPd; vdf; fUjg;gLfpwJ.kpFe;j kPd; vdf; fUjg;gLfpwJ.kpFe;j kPd; vdf; fUjg;gLfpwJ.kpFe;j kPd; vdf; fUjg;gLfpwJ. a) Catla catla| fl;yh fl;yh

b) Labeo rohita| Nygpah Nuhfpl;lh

c) Cirrhina mriqala| rpHiudh kpHfhyh

d) Channa marulius| rd;dh kUypa];

JUNE – 2012 – BIO-ZOOLOGY

13. Which of the following breeds is commonly used in

broiler production?| rhjhuzkhf fwpf;Nfhop ?| rhjhuzkhf fwpf;Nfhop ?| rhjhuzkhf fwpf;Nfhop ?| rhjhuzkhf fwpf;Nfhop cw;gj;jpf;F gad;gLk; ,dk;cw;gj;jpf;F gad;gLk; ,dk;cw;gj;jpf;F gad;gLk; ,dk;cw;gj;jpf;F gad;gLk; ,dk; a) Plymouth rock| gpisnksj; uhf;

b) Leghorn | nyf;̀ hHd;

c) Brahma | gpuhkh

d) White Plymouth rock| nts;is gpisnksj; uhf;

14. Which of the following is a dual purpose cattle

breed?|fPo;f;fz;ltw;wpy; ,U cgNahf ,d khL vJ?fPo;f;fz;ltw;wpy; ,U cgNahf ,d khL vJ?fPo;f;fz;ltw;wpy; ,U cgNahf ,d khL vJ?fPo;f;fz;ltw;wpy; ,U cgNahf ,d khL vJ?

a) Gir |fpH

b) Umblachery |ck;gsr;Nrup

c) Tharparker |jhHghHf;fH

d) Malvi|khy;tp

15. The fish commonly called 'Jilebikendai' is |[pNygp [pNygp [pNygp [pNygp nfz;il vd mnfz;il vd mnfz;il vd mnfz;il vd miof;fg;gLtJiof;fg;gLtJiof;fg;gLtJiof;fg;gLtJ

a) Catla Catla|fl;yh fl;yh

b) Channa marulius |rd;dh kUypa];

d) Oreochromis mossambicus|XupNahFNuhkp]; Nkhrhk;gpf]; c) Channa striatus | rd;dh ];NuNal;l];

SEPTEMBER – 2012 – BIO-ZOOLOGY 13.The instrument used to count the blood cells is

known as| ,uj;j nry;fis vz;Ztjw;F cjTk; ,uj;j nry;fis vz;Ztjw;F cjTk; ,uj;j nry;fis vz;Ztjw;F cjTk; ,uj;j nry;fis vz;Ztjw;F cjTk; cgfuzk;cgfuzk;cgfuzk;cgfuzk; a) sphygmomanometer| ];gpf;Nkh khNdh kPl;lH

b) glucometer| FSf;Nfh kPl;lH

c) haemocytometer| `pNkhirl;Nlh kPl;lH

d) sequenator| rPNfhNdl;lH

14. The commercial breed of fowl in India is| ,e;jpahtpy; Gfo;ngw;w tHj;j,e;jpahtpy; Gfo;ngw;w tHj;j,e;jpahtpy; Gfo;ngw;w tHj;j,e;jpahtpy; Gfo;ngw;w tHj;jf uPjpahd Nfhop ,dk;f uPjpahd Nfhop ,dk;f uPjpahd Nfhop ,dk;f uPjpahd Nfhop ,dk; a) Leghorn | nyf;̀ hHd;

b) Aseel| mrPy;

c) Chittagong | rpl;lhq;

d) Karaknath| fhuf;ehj;

15. Milk fever is caused due to| ghy; fha;r;ry; ghy; fha;r;ry; ghy; fha;r;ry; ghy; fha;r;ry; Nehapid Vw;gLj;JtJNehapid Vw;gLj;JtJNehapid Vw;gLj;JtJNehapid Vw;gLj;JtJ a) Virus| itu];

b) Bacteria| ghf;Bupah

c) Inability to assimilate calcium| fhy;rpak; jd;kakhf;fg;glhik

d) Ectoparasites| Gw xl;Lz;zpfs;

MARCH - 2013 – BIO-ZOOLOGY

13.Which fish keeps the fertilized eggs guarded in its

mouth?| thapy; Kl;ilfis itj;J mil fhg;gitthapy; Kl;ilfis itj;J mil fhg;gitthapy; Kl;ilfis itj;J mil fhg;gitthapy; Kl;ilfis itj;J mil fhg;git

(a) Thilapia | jpNygpah

(b) Rohu |NuhF

(c) Mirgal |kpHfhy;

(d) Platty|gpshl;b

14.Peacomb is one of the important breed character of| gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; gl;lhzpf; nfhz;il vd;gij Kf;fpag; gz;ghff; nfhz;l Nfhop ,dk;nfhz;l Nfhop ,dk;nfhz;l Nfhop ,dk;nfhz;l Nfhop ,dk; (a) Plymouth rock | gpisnksj; uhf;

(b) Brahma| gpuhkh

(c) Leghorn | nyf;̀ hHd;

(d) Aseel|mrPy;

15.In the normal ECG the negative waves are| vnyf;l;Nuh fhHbNah fpuhkpy; vjpHkiw miyfs; vnyf;l;Nuh fhHbNah fpuhkpy; vjpHkiw miyfs; vnyf;l;Nuh fhHbNah fpuhkpy; vjpHkiw miyfs; vnyf;l;Nuh fhHbNah fpuhkpy; vjpHkiw miyfs; vdg;gLtJvdg;gLtJvdg;gLtJvdg;gLtJ (a) PQRS | PQRS

(b) PRT | PRT

(c) QS | QS

(d) XYZ| XYZ

JUNE – 2013 – BIO-ZOOLOGY

13. The dilution fluid used to count RBC is | ,uj;j ,uj;j ,uj;j ,uj;j rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; rptg;gZf;fis fzf;fpl cgNahfg;gLj;jg;gLk; jputk;jputk;jputk;jputk; a) Turk’s solution| lHf;]Ê jputk;

b) Toisson solution | lha;rd; jputk;

c) Lymphatic solution | ypk;/Ngbf; jputk;

d) Hayem’s solution | N`ak;̂ < jputk;

www.kalvisolai.com

Page 34: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 33 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

14. Which one of the following cow's milk is

characterized by high carotene content?|!!!!gQp<g<gi[l<!gQp<g<gi[l<!gQp<g<gi[l<!gQp<g<gi[l<!!!!!hS!-er<gtqz<!wkEjmb!hizqz<hS!-er<gtqz<!wkEjmb!hizqz<hS!-er<gtqz<!wkEjmb!hizqz<hS!-er<gtqz<!wkEjmb!hizqz<!!!!nkqg!gOvim<ce<!nkqg!gOvim<ce<!nkqg!gOvim<ce<!nkqg!gOvim<ce<!!!!!sk<K!gi{h<hMgqxK@sk<K!gi{h<hMgqxK@sk<K!gi{h<hMgqxK@sk<K!gi{h<hMgqxK@!!!!a) Sindhi |sqf<kq!-el<!! ! ! ! !b) Haryana |aiqbiei!-el<!c) Gir |gqi<!-el<! ! ! ! ! !d) Jersey |o\i<sq!-el<!15. The number of times Oreochromis mossambicus

breeds in a year is |!!!!YiqObiGOvilq^<!olisil<hqg^<!YiqObiGOvilq^<!olisil<hqg^<!YiqObiGOvilq^<!olisil<hqg^<!YiqObiGOvilq^<!olisil<hqg^<!!!!!yV!uVmk<kqz<!yV!uVmk<kqz<!yV!uVmk<kqz<!yV!uVmk<kqz<!!!!! wk<kjeLjwk<kjeLjwk<kjeLjwk<kjeLjx!-eh<ohVg<gl<!x!-eh<ohVg<gl<!x!-eh<ohVg<gl<!x!-eh<ohVg<gl<!!!!!osb<gqxK@osb<gqxK@osb<gqxK@osb<gqxK@!!!!a)3|4! ! !b)4|5! ! !c)6|7! ! !d)8|9!

SEPTEMBER – 2013 – BIO-ZOOLOGY 13. Which one of the following is a viral disease in cattle

| wf<k!ye<X!giz<fjm!gtqz<!d{<miGl<!juv^<!wf<k!ye<X!giz<fjm!gtqz<!d{<miGl<!juv^<!wf<k!ye<X!giz<fjm!gtqz<!d{<miGl<!juv^<!wf<k!ye<X!giz<fjm!gtqz<!d{<miGl<!juv^<!Ofib<!Ofib<!Ofib<!Ofib<!!!!!a) Rinderpest | vqe<mIoh <̂m<!!

b) Mastitis | li <̂cjm <̂!

c) Anthrax | Nf<kvig<̂ <!

d) Tuberculosis |!gisOfib<!

14. Which one of the following is an American breed of

fowl | hqe<uVueux<Xt<!wK!nolvqg<ge<!-e!ujg!hqe<uVueux<Xt<!wK!nolvqg<ge<!-e!ujg!hqe<uVueux<Xt<!wK!nolvqg<ge<!-e!ujg!hqe<uVueux<Xt<!wK!nolvqg<ge<!-e!ujg!Ogipq!weh<hMgqxK/Ogipq!weh<hMgqxK/Ogipq!weh<hMgqxK/Ogipq!weh<hMgqxK/!a) New Hamshire | fqb,ail<jsbI!

b) Cornish | giIeq]<!

c) Sussex | $osg<̂ <!

d) Australorp |!N <̂m<viziIh<!

15. Progressive increase in abnormal WBC count

indicates the possibility of | okimIf<K!nsikiv{!okimIf<K!nsikiv{!okimIf<K!nsikiv{!okimIf<K!nsikiv{!

WBC!!!!w{<{qg<jg!nkqgvqh<jhg<!Gxqh<hKw{<{qg<jg!nkqgvqh<jhg<!Gxqh<hKw{<{qg<jg!nkqgvqh<jhg<!Gxqh<hKw{<{qg<jg!nkqgvqh<jhg<!Gxqh<hK////!

a) Anaemia | neQlqbi!

b) Polycythemia | hizqjsk<kQlqbi!

c) Leukemia | ZgQlqbi!

d) Leukopenia |!zqb,g<Ogihqeqbi!

ghlk;ghlk;ghlk;ghlk;----7 gupzhkf; Nfhl;ghLfs7 gupzhkf; Nfhl;ghLfs7 gupzhkf; Nfhl;ghLfs7 gupzhkf; Nfhl;ghLfs;

LESSON-7 THEORIES OF EVOLUTION

1. The book Philosophie Zoologique was published by | uqzr<gqbz<!kk<Kul<!we<x!F~jz!outqbqm<muIuqzr<gqbz<!kk<Kul<!we<x!F~jz!outqbqm<muIuqzr<gqbz<!kk<Kul<!we<x!F~jz!outqbqm<muIuqzr<gqbz<!kk<Kul<!we<x!F~jz!outqbqm<muI!!!!a)Charles Darwin | siIz <̂!miIuqe<!!

b)August Weismann| Ng^<m<!uQ̂ <Ole<!!

c)Mc Dougall | olg<Mgiz<!!

d)Jean Baptiste de Lamarck | \Qe<!hih<̂ <K!ziliIg<!!

2. The German scientist who segregated germplasm

from somatoplasm for the first time was | Lke<Lkzqz<!o\Il<hqtisk<kqje?!Osilim<Omi!Lke<Lkzqz<!o\Il<hqtisk<kqje?!Osilim<Omi!Lke<Lkzqz<!o\Il<hqtisk<kqje?!Osilim<Omi!Lke<Lkzqz<!o\Il<hqtisk<kqje?!Osilim<Omi!hqtisk<kqzqVf<K!hqvqk<kvqf<k!o\Ilieqb!nxquqbziI!hqtisk<kqzqVf<K!hqvqk<kvqf<k!o\Ilieqb!nxquqbziI!hqtisk<kqzqVf<K!hqvqk<kvqf<k!o\Ilieqb!nxquqbziI!hqtisk<kqzqVf<K!hqvqk<kvqf<k!o\Ilieqb!nxquqbziI!!!!!a)Lamarck | ziliIg<!!

b)Malthus | liz<k<k <̂!!

c)Weismann | uQ̂ <Ole<!!

d)Hugo de vries | aQOgi!c!ouvq^<!!

3. Mc Dougall supported neo-lamarckism and proved

the concept of | olg<Mgiz<!Hkqb!ziliIg<gqbk<kqje!olg<Mgiz<!Hkqb!ziliIg<gqbk<kqje!olg<Mgiz<!Hkqb!ziliIg<gqbk<kqje!olg<Mgiz<!Hkqb!ziliIg<gqbk<kqje!Nkvqk<K!outqbqm<mg<!gVk<K/Nkvqk<K!outqbqm<mg<!gVk<K/Nkvqk<K!outqbqm<mg<!gVk<K/Nkvqk<K!outqbqm<mg<!gVk<K/!!!!a)Direct action of environment on organism |

dbqvqek<kqe<!Olz<!$p<fqjzbqe<!Ofvck<!kig<gl<!!b)Learning is an acquired character | ohx<xh<!h{<Hgt<!lvHh<!h{<HgtiGl<!!c)Speed of learning increased from generation to

generation | gx<xzqe<!ke<jl!kjzLjxg<G!kjzLjx!nkqgvqg<gqe<xK/!d)All the above | wz<zig<!giv{r<gTl<!!

4. Darwin supported the following concepts for

evolution | miIuqe<!Nkvqk<k!hvq{ilg<!gVk<Kg<gt<!/miIuqe<!Nkvqk<k!hvq{ilg<!gVk<Kg<gt<!/miIuqe<!Nkvqk<k!hvq{ilg<!gVk<Kg<gt<!/miIuqe<!Nkvqk<k!hvq{ilg<!gVk<Kg<gt<!/!!!!

a)arrival of the fittest | lqgs<sqxf<kju!uf<kjmkz<!!

b)survival of the fittest | lqgs<sqxf<kju!kh<hq!uip<kz<!!

c)The differentiation of somatoplasm germplasm | o\Il<!hqtis!lx<Xl<!Osilm<Omihqtis!OuXhiM!!d)genetic recombinations | \Qe<!lix<xMg<gl<

5. The book “Process of organic evolution" to support

modern synthetic theory of evolution was provid | hvq{ils<!osbx<hir<G!wEl<!F~jz!outqbqm<OmiIhvq{ils<!osbx<hir<G!wEl<!F~jz!outqbqm<OmiIhvq{ils<!osbx<hir<G!wEl<!F~jz!outqbqm<OmiIhvq{ils<!osbx<hir<G!wEl<!F~jz!outqbqm<OmiI!!!!a)Dobzhansky | omih<sie<gq!!

b)Stebbins | \q/!wz</!^<omhqe<̂ <!!

c)Hardy-weinberg | aiIcuQe<ohIg<!!

d)Hugo de vries | aQOgi!c!ouvq^<!!

6. Who tried to prove that learning is an acquired

character that can be inherited | gx<xxqkz<!lvHh<!h{<H!gx<xxqkz<!lvHh<!h{<H!gx<xxqkz<!lvHh<!h{<H!gx<xxqkz<!lvHh<!h{<H!Ngzil<!we<hjk!Le<!juk<kuI!Ngzil<!we<hjk!Le<!juk<kuI!Ngzil<!we<hjk!Le<!juk<kuI!Ngzil<!we<hjk!Le<!juk<kuI!!!!!a)McDougall | olg<_gz<!!

b)Hardy-weinberg | aiIcuQe<ohIg<!!

c)Hugo de vries | a|Ogi!c!uqvq^<!

d)Dobzhansky | Omih<sie<Sgq!!

7. The factor that enriches the genepool with new

modified genes | \Qe<!GPll<!Oll<him<cx<G!giv{qgt<!\Qe<!GPll<!Oll<him<cx<G!giv{qgt<!\Qe<!GPll<!Oll<him<cx<G!giv{qgt<!\Qe<!GPll<!Oll<him<cx<G!giv{qgt<!!!!!

a)mutation | kqCIlix<xl<!!

b)somatic variation | dmx<!h{<H!lix<xr<gt<!!

c)decrease in chromosomes | GOviOliOsil<gtqe<!GjxU!!d)increase in cytoplasm | jsm<Omihqtisl<!nkqgvqh<H!!

8. Temperature related changes in the body of mice was

noted by | ouh<hk<kqeiz<!out<otzqgtqz<!Wx<hMl<!ouh<hk<kqeiz<!out<otzqgtqz<!Wx<hMl<!ouh<hk<kqeiz<!out<otzqgtqz<!Wx<hMl<!ouh<hk<kqeiz<!out<otzqgtqz<!Wx<hMl<!dmz<!lix<xr<gt<dmz<!lix<xr<gt<dmz<!lix<xr<gt<dmz<!lix<xr<gt< okimIhie!Nb<Ugjt!okimIhie!Nb<Ugjt!okimIhie!Nb<Ugjt!okimIhie!Nb<Ugjt!Olx<Olx<Olx<Olx<ogi{<muI/ogi{<muI/ogi{<muI/ogi{<muI/!!!!a)Dobzhansky | Omih<sie<Sgq!!

b)Hardy-weinberg | aiIcuQe<ohIg<!!

c)McDougall | olg<Mgiz<!!

d)F.B.Sumner | w0h</!hq/!sl<eI!!

9. The book Genetics and the Origin of species was

published by | lvhqbZl<!sqx<xqek<!Okie<XkZl!wEl<!lvhqbZl<!sqx<xqek<!Okie<XkZl!wEl<!lvhqbZl<!sqx<xqek<!Okie<XkZl!wEl<!lvhqbZl<!sqx<xqek<!Okie<XkZl!wEl<!F~jz!wPkqbuI!F~jz!wPkqbuI!F~jz!wPkqbuI!F~jz!wPkqbuI!!!!!a)Hardy-weinberg | aiIcuQe<ohIg<!!

b)F.B.Sumner | G/C/sl<eI!

c)Dobzhansky | Omih<sie<Sgq!!

d)McDougall | olg<Mgiz<!!

www.kalvisolai.com

Page 35: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 34 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

10. A classical example for such a polymorphism could

be the existence of a genetic disorder in humans | #hz<ZVujlh<hqx<G#!yV!sqxf<k!wMk<Kg<gim<M!#hz<ZVujlh<hqx<G#!yV!sqxf<k!wMk<Kg<gim<M!#hz<ZVujlh<hqx<G#!yV!sqxf<k!wMk<Kg<gim<M!#hz<ZVujlh<hqx<G#!yV!sqxf<k!wMk<Kg<gim<M!!!!!a)sickle-cell anaemia | gkqI!nvquit<!ucu!-vk<k!squh<Hs<!osz<!-vk<ks<Osijg!!b)AIDS | wb<m<̂ <!!

c)cholera | gizvi!!

d)rickets | vqg<gm<̂ <!

DEPARTMENTAL MODEL PAPER-2006 16. Closely related species living together in one

common locality and maintaining their species identity

are termed as|neUq;fpa cwTila ,dq;fs; neUq;fpa cwTila ,dq;fs; neUq;fpa cwTila ,dq;fs; neUq;fpa cwTila ,dq;fs; Xuplj;jpy; xd;whf tho;e;jpUg;gpDk; jq;fsJ ,dg; Xuplj;jpy; xd;whf tho;e;jpUg;gpDk; jq;fsJ ,dg; Xuplj;jpy; xd;whf tho;e;jpUg;gpDk; jq;fsJ ,dg; Xuplj;jpy; xd;whf tho;e;jpUg;gpDk; jq;fsJ ,dg; gz;Gfis ghJfhj;jpUg;gpdgz;Gfis ghJfhj;jpUg;gpdgz;Gfis ghJfhj;jpUg;gpdgz;Gfis ghJfhj;jpUg;gpd;; ;; a. Sympatric species|Xhplr; rpw;wpdq;fs;

b. Allopatric species|Ntw;wplr; rpw;wpdq;fs;

c. Sibling species|rNfhju ,dq;fs;

d. Endangered species|mUfptUk; ,dq;fs;!

MARCH - 2006 – BIO-ZOOLOGY 4.When the phenotypic features coincide with normal

environmental situation the selection is said to

be|fPo;fhZk; NjHT Kiwfspy; vJ cly; fPo;fhZk; NjHT Kiwfspy; vJ cly; fPo;fhZk; NjHT Kiwfspy; vJ cly; fPo;fhZk; NjHT Kiwfspy; vJ cly; mikg;Gfs;> Rw;Wr; #oy; mikg;GfSf;fhd mikg;Gfs;> Rw;Wr; #oy; mikg;GfSf;fhd mikg;Gfs;> Rw;Wr; #oy; mikg;GfSf;fhd mikg;Gfs;> Rw;Wr; #oy; mikg;GfSf;fhd NjHTKiw MFkNjHTKiw MFkNjHTKiw MFkNjHTKiw MFk;? ;? ;? ;? a) Stabilizing selection| epiyg;gLj;Jk; Kiw

b) Polymorphism| gy;YUtikg;G

c) directional selection| ,yf;F Nehf;fpa Kiw

d) disruptive selection| cilg;G Kiw

v JUNE – 2006 – BIO-ZOOLOGY 16. Prodigality of nature is otherwise called as | mstw;w gpwmstw;w gpwmstw;w gpwmstw;w gpwg;gpj;jy; jpwd; vd;gJ ....g;gpj;jy; jpwd; vd;gJ ....g;gpj;jy; jpwd; vd;gJ ....g;gpj;jy; jpwd; vd;gJ .... a) Over production | kpjkpQ;rpa ,dg;ngUf;fk;

b)Struggle for existence | tho;f;ifg; Nghuhl;lk;

c) natural selection | ,aw;ifj; NjHT

d)survival of the fittest | jFe;jd jg;gpg; gpioj;jy;

SEPTEMBER – 2006 – BIO-ZOOLOGY 16. McDougall supported Neo-Lamarckism and proved

the concept of| nkf;̂ fy;> Gjpankf;̂ fy;> Gjpankf;̂ fy;> Gjpankf;̂ fy;> Gjpa ykhHf;fpaj;jpid Mjupj;J ntspapl;l fUj;JykhHf;fpaj;jpid Mjupj;J ntspapl;l fUj;JykhHf;fpaj;jpid Mjupj;J ntspapl;l fUj;JykhHf;fpaj;jpid Mjupj;J ntspapl;l fUj;J a)direct action of environment on organism| capupdj;jpd; Nky; #o;epiyapd; Neubj; jhf;fk; b)learning is an acquired character| fw;wy; gz;Gfs; kuGg; gz;GfshFk; c) speed of learning is increased from generation to

generation| fw;wypd; Ntfk; jiyKiwf;Fj; jiyKiw mjpfupf;fpd;wJ d)variations are the raw materials for evolution| NtWghLfs; gupzhkj;jpd; mbg;gil Njitfs; Mfpd;wd

MARCH – 2007 – BIO-ZOOLOGY 16. The book ‘Philosophie Zoologique’ was published by

| tpyq;fpay; jj;Jtk; vd;w E}iy ntspapl;ltHtpyq;fpay; jj;Jtk; vd;w E}iy ntspapl;ltHtpyq;fpay; jj;Jtk; vd;w E}iy ntspapl;ltHtpyq;fpay; jj;Jtk; vd;w E}iy ntspapl;ltH

a) Charies Darwin | rhHy]; lhHtpd;

b) August Weismann | Mf];l; tP];Nkd;

c) McDougall | nkf;̂ fy;

d) Jean Baptiste de lamarck | [Pd; ghg;b];J yhkhHf;

JUNE – 2007 – BIO-ZOOLOGY

16. The factor that enriches the gene pool with new

modified genes is | [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F fhuzpfs;fhuzpfs;fhuzpfs;fhuzpfs; a) Somatic variation | clw;gz;G khw;wq;fs; b) decrease in chromosomes | FNuhNkhNrhk;fspd; FiwT

c) Mutation | jpBH khw;wk;

d) increase in cytoplasm | irl;Nlhgpshrk; mjpfupg;G

SEPTEMBER – 2007 – BIO-ZOOLOGY 16. The German scientist who segregated germplasm

from somatoplasm for the first time was | Kjd;Kjypy; Kjd;Kjypy; Kjd;Kjypy; Kjd;Kjypy; n[Hk;gpshrj;jpid> NrhNkhl;Nlhgpshrj;jpypUe;J n[Hk;gpshrj;jpid> NrhNkhl;Nlhgpshrj;jpypUe;J n[Hk;gpshrj;jpid> NrhNkhl;Nlhgpshrj;jpypUe;J n[Hk;gpshrj;jpid> NrhNkhl;Nlhgpshrj;jpypUe;J gpupj;J mwpe;j n[Hkhdpa mwptpayhgpupj;J mwpe;j n[Hkhdpa mwptpayhgpupj;J mwpe;j n[Hkhdpa mwptpayhgpupj;J mwpe;j n[Hkhdpa mwptpayhHHHH a) Lamarck | yhkhHf;

b) Malthus | khy;j;j];

c) Weismann | tP];Nkd;

d) Hugo de Vries | `pa+Nfh Bt;uP];

MARCH – 2008 – BIO-ZOOLOGY 16. Which one of the following considered as raw

materials for evolution? | gupzhkj;jpd; gupzhkj;jpd; gupzhkj;jpd; gupzhkj;jpd; mbg;gil epfo;thf fUjg;gLtJ mbg;gil epfo;thf fUjg;gLtJ mbg;gil epfo;thf fUjg;gLtJ mbg;gil epfo;thf fUjg;gLtJ a) Ploidy | gd;kakhjy;

b) Gene mutation | kugZ khw;wq;fs;

c) Change of environment | #o;epiy khw;wk;

d) Natural selection | ,aw;if NjHT

JUNE – 2008 – BIO-ZOOLOGY 16. The classical example of polymorphism is ''gy;YUtikg;gpw;F"" xU rpwe;j vLj;Jf;fhl;L''gy;YUtikg;gpw;F"" xU rpwe;j vLj;Jf;fhl;L''gy;YUtikg;gpw;F"" xU rpwe;j vLj;Jf;fhl;L''gy;YUtikg;gpw;F"" xU rpwe;j vLj;Jf;fhl;L a) Mutation | jpBH khw;wk;

b) SCID | SCID

c) Sickle cell anaemia | fjpH mupths; tbt ,uj;j rptg;Gr; nry; ,uj;jr;Nrhif d) Huntington|s chorea | `d;bq;ld; nfhupah

SEPTEMBER – 2008 – BIO-ZOOLOGY 16. The book “Process of organic Evolution" which

supports the five essential processes for

evolution was written by | gupzhkj;jpw;fhd Ie;J gupzhkj;jpw;fhd Ie;J gupzhkj;jpw;fhd Ie;J gupzhkj;jpw;fhd Ie;J fhuzpfis tpsf;Fk; ''gupzhkr; nraw;ghq;F"" fhuzpfis tpsf;Fk; ''gupzhkr; nraw;ghq;F"" fhuzpfis tpsf;Fk; ''gupzhkr; nraw;ghq;F"" fhuzpfis tpsf;Fk; ''gupzhkr; nraw;ghq;F"" vDk; E}ypid vOjpatHvDk; E}ypid vOjpatHvDk; E}ypid vOjpatHvDk; E}ypid vOjpatH a) Dobzhansky | nlhg;rhd;fp

b) G.L.Stebbins | [P.vy;. ];nlgpd;];

c) Hardy | `hHb

d) Hugo de Vries | `_ANfh B ntup];

MARCH – 2009 – BIO-ZOOLOGY 16. The book Philosophie Zoologique was written by

|'tpyq;fpay; jj;Jtk;" vDk; E}ypid vOjpatH'tpyq;fpay; jj;Jtk;" vDk; E}ypid vOjpatH'tpyq;fpay; jj;Jtk;" vDk; E}ypid vOjpatH'tpyq;fpay; jj;Jtk;" vDk; E}ypid vOjpatH

a) Charles Darwin | rhHy]; lhHtpd;

b) Jean Baptiste de Lamarck | [Pd; ghg;jp];J yhkhHf;

c) McDougall | nkf;̂ fy;

d) G.J.Mendel | [p.Nf. nkz;ly;

JUNE – 2009 – BIO-ZOOLOGY 16. Who developed the concept of genetic drift? | kugpa efHT Nfhl;ghl;bid ntspapl;ltHkugpa efHT Nfhl;ghl;bid ntspapl;ltHkugpa efHT Nfhl;ghl;bid ntspapl;ltHkugpa efHT Nfhl;ghl;bid ntspapl;ltH a) Lamarck | yhkhHf;

b) H.J. Muller | H.J. Ky;yH

c) Sewall Wright | rPty; iul;

d) G.H. Hardy | G.H. `hHb

www.kalvisolai.com

Page 36: Tn Class 12 Zoologyls

K.K.DEVADOSS M.Sc.,M.A.,M.Phil.,M.Ed.,M.B.A, PGT in Zoology, www.kalvisolai.com - Page - 35 -

úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ úUp¨ûX CWiPôm BiÓ ---- ®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs®Xe¡Vp 1 U§lùTi ®]ôdLs 2014

SEPTEMBER – 2009 – BIO-ZOOLOGY 16. The book ‘Process of Organic Evolution’ was written

by | gupzhkr; nra;wghq;F vDk; E}iy ntspapl;ltH gupzhkr; nra;wghq;F vDk; E}iy ntspapl;ltH gupzhkr; nra;wghq;F vDk; E}iy ntspapl;ltH gupzhkr; nra;wghq;F vDk; E}iy ntspapl;ltH ahH?ahH?ahH?ahH? a) Dobzhansky |nlhg;rhd;];fp

b) G.L. Stebbins | [p.vy;. ];nlgpd;];

c) Hardy-Weinberg | `hHb tPd;ngHf;

d) Hugo de vries | `pa+Nfh Btpup];

MARCH – 2010 – BIO-ZOOLOGY 16. The book ‘Process of Organic Evolution’ was written

by | gupzhk nraw;gq;F vDk; E}iy ntspapl;NlhH?gupzhk nraw;gq;F vDk; E}iy ntspapl;NlhH?gupzhk nraw;gq;F vDk; E}iy ntspapl;NlhH?gupzhk nraw;gq;F vDk; E}iy ntspapl;NlhH?

a) Dobzhansky | nlhg;rhd;];fp

b) Stebbins | ];nlgpd;];

c) Wardy-Weinberg| `hHb tPd; ngHf;

d) Hugo de vries | `pa+Nfh Btpup]; JUNE – 2010 – BIO-ZOOLOGY

16. The German Scientist who segregated germplasm

from somatoplasm for the first time was | Kjd; Kjd; Kjd; Kjd; Kjypy; n[Hk;gpshrj;jpid Nrhkhl;Nlh Kjypy; n[Hk;gpshrj;jpid Nrhkhl;Nlh Kjypy; n[Hk;gpshrj;jpid Nrhkhl;Nlh Kjypy; n[Hk;gpshrj;jpid Nrhkhl;Nlh gpshrj;jpypUe;J n[Hkhdpa mwptpayhHgpshrj;jpypUe;J n[Hkhdpa mwptpayhHgpshrj;jpypUe;J n[Hkhdpa mwptpayhHgpshrj;jpypUe;J n[Hkhdpa mwptpayhH a) Lamarck | yhkhHf;

b) Malthus | khy;j;j];

c) Weismann | tP];Nkd;

d) Hugo de vries | `pa+Nfh b ntup];

SEPTEMBER – 2010 – BIO-ZOOLOGY 16. According to whom the learning is an acquired

character that can be inherited? |fw;wwpjy; fw;wwpjy; fw;wwpjy; fw;wwpjy; kuGg;gz;ghfyhk;kuGg;gz;ghfyhk;kuGg;gz;ghfyhk;kuGg;gz;ghfyhk; vdf; $wpa mwptpayhH ahH?vdf; $wpa mwptpayhH ahH?vdf; $wpa mwptpayhH ahH?vdf; $wpa mwptpayhH ahH? a) McDougall | olg<_gz<!

b) Darwin | lhHtpd;

c) Linsey | ypd;Nr

d) Sumner| rk;dH

MARCH – 2011 – BIO-ZOOLOGY 16. The book ‘Philosophie Zoologique’ was published by

|’tpyq;fpay; jj;Jtk;| vd;w tpyq;fpay; jj;Jtk;| vd;w tpyq;fpay; jj;Jtk;| vd;w tpyq;fpay; jj;Jtk;| vd;w E}iy E}iy E}iy E}iy ntspapl;ltHntspapl;ltHntspapl;ltHntspapl;ltH a) Jean Baptiste de lamarck | [Pd; ghg;jp];J yhkhHf;

b) Charles Robert Darwin | rhHy]; ,uhgHl; lhHtpd;

c) Alfred Russel Wallace | My;gHl; u];]y; thyR

d) McDougall | nkf;̂ y; JUNE – 2011 – BIO-ZOOLOGY

16. The German scientist who segregated germplasm

from somatoplasm for the time was | Kjd;Kjypy; Kjd;Kjypy; Kjd;Kjypy; Kjd;Kjypy; n[Hk; gpshrj;jpid Nrhkl;Nlh gpshrj;jpypUe;J n[Hk; gpshrj;jpid Nrhkl;Nlh gpshrj;jpypUe;J n[Hk; gpshrj;jpid Nrhkl;Nlh gpshrj;jpypUe;J n[Hk; gpshrj;jpid Nrhkl;Nlh gpshrj;jpypUe;J gpupj;jupe;j n[Hkhdpa mwptpayhH.gpupj;jupe;j n[Hkhdpa mwptpayhH.gpupj;jupe;j n[Hkhdpa mwptpayhH.gpupj;jupe;j n[Hkhdpa mwptpayhH. a) Lamarck | yhkhHf;

b) Malthus | khy;j;j];

c) weismann | tP];Nkd;

d) Hugo de vries | `pANfh b tpup];

SEPTEMBER – 2011 – BIO-ZOOLOGY 16. The factor that enriches the gene pool with new

modified genes is | [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F NjitahdJNjitahdJNjitahdJNjitahdJ a) Mutation | kugZ khw;wq;fs;

b) Somatic variation | clw;gz;G khw;wk;

c) Decrease in chromosomes | FNuhNkhNrhk;fspd; FiwT

d) Increase in cytoplasm | irl;Nlhgpshrk; mjpfupg;G

MARCH – 2012 – BIO-ZOOLOGY 16. The factor that enriches the gene. pool with new

modified genes is| [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F [Pd; FOkk; Nkk;ghl;bw;F fhuzpfs;fhuzpfs;fhuzpfs;fhuzpfs; a) mutation| jpBH khw;wq;fs;

b) somatic variation| clw;gz;G khw;wq;fs;

c) decrease in chromosomes| FNuhNkhNrhk; FiwT

d) increase in cytoplasm| irl;Nlhgpshrk; mjpfupg;G

JUNE – 2012 – BIO-ZOOLOGY 16. G.L.Stebbins wrote the book| G.L.];Nlgpd;]; .];Nlgpd;]; .];Nlgpd;]; .];Nlgpd;]; vOjpa E}y;vOjpa E}y;vOjpa E}y;vOjpa E}y; a) Genetics and the Origin of Species|kugpaYk;> rpw;wpdj; Njhd;WjYk; b) Process of Organic Evolution|gupzhk nraw;ghq;F

c) The Origin of Species| capupdj;Njhw;wk;

d) Philosophic Zoologique|tpyq;fpay; jj;Jtk;

SEPTEMBER – 2012 – BIO-ZOOLOGY 16.August Weismann proposed the theory called| Mf];l; tP];Nkd; Njhw;Wtpj;j Nfhl;ghLMf];l; tP];Nkd; Njhw;Wtpj;j Nfhl;ghLMf];l; tP];Nkd; Njhw;Wtpj;j Nfhl;ghLMf];l; tP];Nkd; Njhw;Wtpj;j Nfhl;ghL a) Germplasm theory| n[Hk;gpshr Nfhl;ghL

b) Inheritance of acquired character| ngw;wg;gz;G kuG gz;ghjy; Nfhl;ghL c) Learning is an acquired character that can be

inherited.| fw;wwpjy; kuGg; gz;ghjy;

d) Theory of pangenesis| fw;wwpjy; kuGg; gz;ghjy;

MARCH - 2013 – BIO-ZOOLOGY 16.The disease which reduces the oxygen carrying

capacity of the blood and affects blood supply to

various organs| ,uj;jj;jpd; Mf;]p[d; J},uj;jj;jpd; Mf;]p[d; J},uj;jj;jpd; Mf;]p[d; J},uj;jj;jpd; Mf;]p[d; J}f;fpr; f;fpr; f;fpr; f;fpr; nry;Yk; jpwd; Fiwtjw;Fk;> clYWg;Gfspd; ,uj;j nry;Yk; jpwd; Fiwtjw;Fk;> clYWg;Gfspd; ,uj;j nry;Yk; jpwd; Fiwtjw;Fk;> clYWg;Gfspd; ,uj;j nry;Yk; jpwd; Fiwtjw;Fk;> clYWg;Gfspd; ,uj;j Xl;lk; ghjpg;giltjw;Fk; fhuzkhd Neha;.Xl;lk; ghjpg;giltjw;Fk; fhuzkhd Neha;.Xl;lk; ghjpg;giltjw;Fk; fhuzkhd Neha;.Xl;lk; ghjpg;giltjw;Fk; fhuzkhd Neha;. (a) Huntington's chorea|mz;bq;ld; nfhupah

(b) Leukemia|Yfpkpah

(c) Sickle-cell anaemia|fjpH mupths; tbt rptg;gZr; nry; uj;jNrhif

(d) Agammaglobulinemia| VfhkhFNshGypdpkpah JUNE – 2013 – BIO-ZOOLOGY

1. Lamarck's Inheritance of Acquired Characters is |

zilii<g<gqe<!zilii<g<gqe<!zilii<g<gqe<!zilii<g<gqe<!“ohx<x!h{<H!lvHh<!h{<hikz<ohx<x!h{<H!lvHh<!h{<hikz<ohx<x!h{<H!lvHh<!h{<hikz<ohx<x!h{<H!lvHh<!h{<hikz<”!!!!!!!!we<hKwe<hKwe<hKwe<hK!!!!a) The First Law |Lkz<uqkq! ! ! ! !b) The Second Law |-v{<mil<!uqkq!c) The Third Law |&e<xil<!uqkq! ! ! !d) The Fourth Law |fie<gil<!uqkq!

SEPTEMBER – 2013 – BIO-ZOOLOGY 1. What is the ancestral form of Equus? | =Gu^<!=Gu^<!=Gu^<!=Gu^<!!!!!-ek<kqe<!Le<Oeic!dbqvq!wK!@-ek<kqe<!Le<Oeic!dbqvq!wK!@-ek<kqe<!Le<Oeic!dbqvq!wK!@-ek<kqe<!Le<Oeic!dbqvq!wK!@!!!!a) Horse |!Gkqjv! ! ! ! !b) Donkey |!gPjk!c) Hyrocotherium |!javOgik<kQvqbl<!d) Archaeoptexix |!NIg<gqObih<cvqg<̂ <!!!

www.kalvisolai.com