fictif�tt • - I

SUMMATIVE ASSESSMENT- I �/SCIENCE

en� - IX/ Class - IX

�3rcfi:90

Maximum Marks : 90 Time Allowed : 3 hours

filiU..Q �:

General Instructions : � 'ffi "t[?I" q;) Gl" "'11rr, 'fl1T-3l 3m' '-fl1T-Gf if ajcJ Tr:IT t I � -ey.rr -qrTf ifi w-:IT ifi � � f I The question paper comprises of two Sections, A and B. You are to attempt both the sections.

�ctjt�atf;rarrqf1 All questions are compulsory.

� 'fl1T-3l am: 'fl1T-Gf ifi �'4T m ifi � 11� - 11� � mrr,

All questions of Section-A and all questions of Section-Bare to be attempted separately.

'11Tr-3l ifi 'ffi fflT 1 � 3 ifi 'ffi �-� 3fcfi ifi f I � � � � a:r� ��if 'e'. I Question numbers 1 to 3 in Section-A are one mark questions. These are to be answered in one word or in one sentence.

'11Tr-3l ifi 'ffi fflT 4 � 6 ifi � Gl"- Gl" � ifi f I � � �� 30-30 �if� I Question numbers 4 to 6 in Sections-A are two marks questions. These are to be answered in about 30 words each.

'11Tr-3l ifi '5l'f,l fflT 1 � 18 ifi '5l'f,l m- m � ifi f, � � �� 5o-5o �if�' Question numbers 7 to 18 in Section-A are three marks questions. These are to be answered in about 50 words each.

'11Tr-3l ifi 'ffi fflT 19 � 24 ifi '5l'f,l 'tITT:r- 'tITT:r � ifi f I � � �� 70-70 � if � I Question numbers 19 to 24 in Section-A are five marks questions. These are to be answered in about 70 words each.

'11Tr-Gf ifi � fflT 25 � 33 ifi '5l'f,l Sl4131k&icifi � 'tR � cil�fqcifit,ql � f I � � �­� aicn cfil t I ��"E[R fctcifit,q'jij���'Q;cifi"����t, Question numbers 25 to 33 in Section-B are multiple choice questions based on practical skills. Each question is a one mark question. You are to select one most appropriate response out of the four provided to you.

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,:n'1f-1f � � � 34 � 36 � � !.iltl•iie=ticfi � "ti'\ an"llfuf GJ- GJ aicfff � t I Question numbers 34 to 36 in Section-B are questions based on practical skills are two marks questions.

""1T-3t I SECTION-A

����en ��";Jlll�\ffl��� 3·ff(Gl41 �I Name two elements of the water conducting tissue which are responsible for conduction.

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f<fim����cr2TTawoT.J@'cfi"l '8·@,e=ticfi ��%�'Q;cfi�mm"too-q�t? 1

What is the numerical ratio of average velocity to average speed of an object when it is moving along a straight path ?

en���-;;ri::r��miAmort1

Name two protein containing Kharif crops.

1'm -q fcfmur cf>l" °G'{ cira mm ti � ?

Rate of diffusion is faster in gases. Why ?

Mchlf.i.lcfilcfil����llOO"G\��cf>l"m<TTcf,fffl� I

Describe the process of shrinking of cell on being put in a strong salt solution.

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lffiJ � � � � •lfoiffill '8ti1cfi(UI � � � 1'lfci � �� f.,.p:r � ,lfu(ffilj � q,f o!f,ifcfi' � 2

�I Derive the Newton's first law of motion from the mathematical expression of the second law of motion.

7 � cf>l"�q,f � �mritt? 'Q;cfi�-q 250 g � -q 50 g�� fqQ1-i11 t, 3 � cf>l" � qf<cfif"1d � I

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What is meant by concentration of solution ? A solution contains 50 g of common salt in 250g of water. Calculate the concentration of the solution.

(a)

(b)

f<fim fi:r� � en 'ffel1itncfl � cfil, � cfq� q,f � 25 k � 'cfilJ t. 11� � cf>l" 3 � cf,f ';ffi::f � I � acfi·i",cfi -q m-q � '1IR � «fcq cn1" � cn1" ol'.JT&tT �, � � m -q 'ffi'llT

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-5J@Ti? (a) Name a technique to separate a mixture of two or more miscible liquids for which

difference in boiling points is less than 25 k.(b) Describe the structure of the column and used in the above technique. Why is it used?

9 � ffl'ZT � 3ltRt � � mt1 -qJcfj -q � m � , � � f7R � � � -mtt- m � m � 3

I ����eflcf"tRW:fcR�WTiml

(a) � eflcf "tR WifcR mm cp.ff �?

(b) WifcR mm��� fq("llllcf> cliT -;;-p:f � I

(c) ��fcfi;r�q,1�?

A little baby was playing in a park with his maid. Suddenly he fell down and got minor injury. Maid applied tincture of iodine on the wound.

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(a) Why did she apply tincture of iodine on the wound?(b) Name the solute and solvent present in tincture of iodine.(c) Enlist the values shown by the maid

What are genes ? What are their functions.

(a) ��

{b) aiRrcfiT'1furtt�

(c) ��qj"f�

(d) �qft�

(e) �qft�

(f) �qft�

Identify the type of tissues in the following (a) Vascular bundle(b) Inner lining of the intestine(c) Lining of kidney tubule(d) Iris of the eye(e) Muscles of the heart(f) Bronchi of lungs

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· � i ? � � � m cfiT ,m: "'I��� "ti\ qf<c1,f<1a � mcfiT � cfil' � "ti\ �6£11-i,1 s kgt,

The value of g at the centre of the earth is zero.

Is the above statement correct. If so, then what is the value of 'G' in the

centre of the earth? Now calculate the weight of an object which has a mass

of 5 kg on the surface of the earth, at the centre of the earth.

(a)

(i)

(ii)

ffi cfil' � w.TT � � cfiT 11,cfi "t!""c-eR I ffl" � o?.11 � � � � � � 'B cqu t I

(b) f1'-tf(flf�ct � <.nRUT � :-

(i) 'c1,R � � cfil' ffi'f "ti\ ffi � cfil -m:ft" 'B �'l::l'T i5ITffi t I

(ii) � � cfil' 'fflfflaif cfil � 'B � i5ITffi t "ITT � -qfu-tji' � fiR \1flm f I

(a) State the name of the object which has more inertia:(i) a rubber ball and a stone of the same size(ii) an empty box and another similar box filled with clothes

(b) Give reasons for the following:(i) Luggage placed on the roof of a car or bus is tied with rope.

(ii) When a branch of a tree is shaken vigorously, some of the leaves drop down.

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14 50 kg � cfiT � � afR 60 kg � cfil � 11,cfi fi::BT 11,cfi � 'B im:rR lm � "ti\ � f I 3 ���cf@ !];6t-cllcl,tfo1 � cfi"l qf<c1,(11 � I

(G = 6.67 x 10-11 Nm2 kg2) Calculate the force of gravitation between a boy of mass 50kg and his friend of mass 60 kg sitting at a distance of 1 m from each other. (G = 6.67 x 10-11 Nm2 kg2)

15 � � 7 m ��<Ff#���� 1,fd�nw�, � � -3W:lT <Ff� cfi"«IT tell�� o?.11 3

fq-E-�M1 cfiT qf<c1,(11 � I � cfil' TfIB cfil '5fcn"R � t?

An object is moving with uniform speed in a circle of radius 7m. Calculate the distance and displacement when it completes half the circle. What type of motion does the object possess?

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16 11 ��ii��� fuQ: � � � 'tj')t,ff tfe.rl �aff ii .fll41f64te cfivIT 3Ucf1(4cfi m � t" I 3

� cft::r �aff � � � � GlU � � 'B fefi;;rr � '.flcnffl t I

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Nowadays incorporating desirable characters in plants or animals to improve the quality has become essential. Discuss three processes by which this can be faciliatated.

(a)

(b)

(a) (b) (c)

(a) (b)

ffl"{ cJft- 1TTl:f1JT �lcfltllcfidl aft��� 'B � � f� t?

�c:r::rrii"B����f?

In what way broilers' feed is different from layers' ? Which one of these mature earlier ? What type of shelter is provided to them'?

���-::rii:r�-m��*'��ii���t

-1 �. ��cfillR'cfilq��W:cf"cfiB�����I

(a) Name the crop which can be grown in combination to fish culture.(b) Mention the feeding zones of Catla, Rohu, Mrigals, common carp.

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(a) (b) (c)

qql!FJ 3lR cflli[R ii�� tre.n � � cfiT ��I 5 � GfCfi <F-rT t ? � � GfW:IT '3f@T t ? � cfft" cft::r �aif � liIT'cr f1Af�f@d � a:{l� 1l\ fcf� � (i) cnOTT cfi <iffq Rm� (ii) cfi1JTI" cfi <iffq � �

(a) (b) (c)

State one difference and one similarity between boiling and evaporation. What is dry ice ? How is it prepared ?Compare the three states of matter on the basis of(i) Inter particle spaces and(ii) Interparticle forces of attraction

(a) � i<.11:t0(-1 WJfT (�tre.n�) ch11a�"cfiB����sil'RcfTT 111-fifcfid � � I��� '1P1 � � �

(b) f1Af("!f@d if 'B � � qe;:q1f1Q, :(i) GfCfi-Nst<.111 (ii) � 1l\ � W'A1(iii) � � � (iv) cfPi ii � .. 111(041-f cfiT �

� aqq,,co1 s

(a) Draw labelled diagram of the apparatus used to separate components of twomiscible liquids (water and acetone). Name the process and state the principleinvolved.

(b) Identify the physical changes from the following

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(i) Melting of ice(ii) Rusting of iron(iii) Sublimation of iodine(iv) Burning of magnesium in air

21 'Q',cn�·�zj��,ifi��"Sfiottt1��"Sfiott�cnf{Uf�mfflt?�oicfc1; 5 ifi" cfiW ffi ,:S,llcl�4cfi cfiT<f � I Name a connective tissue which is the hardest. What makes it so hard ? List any three important functions of this tissue.

22 � � � cfiT ffi° f4 (I'-! I cl� it � ffl if 2 ms2 cfiT � Rf,; cfi"«IT � al � oll '-111 � 5

�it 1000 fcfi.m. lfT1"ij" � qf)::cfi{11 � :-

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a)

b) 10m�m

c) m ffi" � 15 m- 'Cf� � � � ffl al 'cfiR � f4 (I '-11 clfll1T "ijcfi 31A" if �1flIT � (� �= 15N)

ff the engine of a car provides an acceleration of 2m/ s2 to start it from rest, assuming the mass to be roughly 1000kg, calculate:

(a)

(b)

(c) (a)

(b) (c)

a) Force provided by the engineb) Momentum after 10 sec.c) Time after which the car comes to rest, if the engine is tuned off after 15 sec.

(frictional force = 15N)

(i) 1-:fffi "tRFf 'cfi'T q<:[f ar?.f t?(ii) ��cql4 � 'cfi'T q<:[f ar?.f t?1-:fffi "tRFf ll f.:fim � � WT ll q<:[f � mm t? cFff ?'G' cl2ll 'g' � � � i?What is meant by :(i) free fall(ii) acceleration due to gravityIs there a change in the velocity of a freely falling object? Why?What is the difference between 'G' and 'g'.

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24 \lmfif��cfili'ffi'f@q@��qil���6ilct�llcfii1 fcl�-€111�1 �-q-Jffi 5 if ��)ll-q:J�����"R 51011f("l4j 6ilct�4cfi f?

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In India poultry farming is necessary to supply cheap proteins using low cost input. Discuss.

Write the management practices which are important for good production of poultry birds ?

"'1T-Gf/SECTION - B

f.:n::;f if����� mtT ;:f@r-cn]'ffl � � t ? (a) � (b) � (c) � (d) ilifRWhich one of the following chemical gives a blue black colour with starch(a) fluorine (b) chlorine (c) iodine (d) bromine

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�wrsr A, B, � C';\'���� a:ii:ffelf� �if� <fffi���� �cfi'r� 1 q:,:{iHfcl41 if f..11-r1f("lf&a irr � ft.l'llT

(A) Wr'f G@(B) � � cfiT �(C) � � cfiT � if fcrwR� ';t ��if�= m t?l��lc:R.11Rcfi � sWIT, il:� c!il" mfr� 14m mrft :(a) � AIDU (b) ��(c) �emu {d) <fRT��To test the presence of metanil yellow in a given adulterated sample of dal three students A, B, C took the sample in three test tubes in the following manner {A) whole dal (B) powder of dry dal(C) solution of powdered dal in waterEach of them added cone. Hydrochloric acid to their respective samples. Correctconfirmatory observation shall be obtained by:(a) A only (b) B only(c) C only (d) all the three

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\ ) �NaO

� (III)

(a)

(c)

(II)

(IV)

(b) II� P=r-3f1JT t' I

(d) I��t-1

Observe the following diagrams and choose the correct option :

(I) Water

\ )NO �a

(a) (c)

solution

(III)

III is an element IV is a compound

Iron (II) +

Sulphur

\ ) �

(IV) Sulphur

(b) II is a mixture( d) I is an element

$�·am:�� q,1 Tf4 � � ':jff v:8.iUT mm t � t

(a) ���ti (b) ���ti

( C) P=r-3f1JT cf!<[ � m � t I ( d) P=r-3f1JT crffe:@ m � t I

Sulphur powder and iron filings are heated, we would observe that :(a) Sulphur starts melting (b) Iron filings start melting(c) Mixture becomes red hot (d) Mixture evaporates

(b)

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(c)

Copper sulphate on heating (a) changes from blue to black(c) liberates brown colour gas

(b) changes from blue to white( d) changes from blue to brown

��������fu.r:rq;)mcn1�oftcnlt:

(a) � fu.r:r q:rr � � W-1 � ffiRT I

(b) �fu.r:rq:rr���fcf;";yft�mcfiRYI

(c) �r.fil"���fu.r:r���I

While preparing temporary slide the correct method of placing the coverslip on the specimen is:

(a) dropping the cover slip gently with hand

(b) sliding the coverslip gently from the side

(c) placing the coverslip gently using forceps

( d) placing the coverslip gently using a needle

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(a)

(c)

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(b) �f,jj('fj

(d) �

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Part of nerve cell has been drawn here. The correct labelling for 'A' is

(a)

(c)

cilia

tentecles

(b)

(d)

flagella

dendrites

-;p:jqj � � � � -;p:jqj '5l'ra � ,ifT � t ;TU:

(a) cjj&i!q,{Oj {b) am:JcR

(c) (d) Recovery of salt from salt solution in water can be done by :-(a) evaporation (b) distillation(c) filtration (d) dissolving in more water.

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� �llmllcfil< � � 'ITT;:r � cfi1 � sfilm: Ai, A2 am A3 i am 1

A1> A2> A3 I ��qi) N-ie<.-1111 � � � � 3ilcil(lli:h � iffi 1lm cfi1 WWI�� qi) sfii:r � � 3ttfll-3IB1T � -q'{ ffi i:n\ � Tfm I -i:JTCJ � iffi 'sfilm: F1, F2, F3 � I � 'ffi;ff Gfffi # ��wrr:

(a) F1> F2>F3 (b) F2> F3> F1(c) F3> F2> F1 (d) F1 = F2 = F3Area of three different faces of a rectangular block is A1, Ai, A3 such thatA1> A2> A3 Minimum force required to just slide it was measured by keeping it successivelyon three faces and the forces measured were F1, F2, F3 respectively. The relation between the three forces would be -(a) F1 > F2>F3(c) F3> F2> F1

(b) (d)

F2> F3 > F1 F1 = F2 = F3

34 'qR � A, B, Cal!:IT D <ifiT �, � -q-;f, 9{<sHft"llli, 9{@1(11 �. � �. "q1qj �. 2

m (�) al!:IT � � Tfml � cil<Rtftji:h fcR;rc:r,,, f..:iW41 ae:rr i:h't<.-1T�s<.-1 fc@cR � fc!:>lil1 9<@1fwi1· <ifiT f-c1511:1e1< � �1 9Hs11fw.ff # � � ae:rr � 1l3r � 3lqffi

m� �' �. arcm'llf cre:rr � � '5l'cfiR cfi1 � Rch1fclQ,1

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Four students A, B, C and D were given funnels, filter paper, test tubes, test tube stands,common salt, chalk powder, starch and glucose powder. They prepared the true solution,suspension and colloidal solutions. Test tubes were arranged as shown in the figure. Observethe filtrate obtained in the test tubes and residue on filter paper. Conclude about filtrate,residue and type of solution.

Filter paper �---Y, �'Pl

l'lllmel

iii Ji ]M=_;;= U=_;;=

Clearwater _::..� Translucent _::..: aurwatm -.r.l

C --- ,'IR"IRll'iffi D --- -.r.l

35 iftt � 'qJtJ � qflc1d1 � cn«IT �an w:11 � � � � � � '1R1 � 3W '1R1 � 'qJq � 2

� 'qftqcf;r cfiT ]"8;TOT � � � �I

� (S) ===:::�-

Graph for change of ice to steam is shown below. Observe the change of state from ice towater and water to steam and write two inferences.

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Time (S) ===::::=-

36 A, B 3lR C � � cfiT � � cfft i:rr'f:f fc:fil?lf��'i 'aJ �I fc:fil?lf�!?n' cfiT cfilR cti" cfTtTlWr � 2

� � � f� lfllll A � 10 fi:Rc cti" � fc:fil?lf�l?n' cfi1 f,m, B � � 3lR C � 60

f4;:R: cti" � Fc:fi!?tf�d cfiT �1 clt9!?-clld � Fc:fi!?lf�l?11· mu 0ictl?nf1:1a � cfft S1@!?1aa1

qflq;f�a ctt,

3T<if � m' qi"��-

(a) f-im � Cfil fc:fil?lf��,· dictl?rlfti!a � cfi1 �� Sl@l?lddl � � � �

�I

(b) f-im � Cfil fc:fil?1f��1· dictl?nftifa � cfft � sir�w1aa1 � � � � �1Three students A, B and C were given five raisins each of equal mass. The raisins were soaked in distilled water at room temperature. A soaked the raisins for 10 minutes, B for overnight and C for 60 minutes. Then they calculated the percentage of water absorbed by raisins. Now answer the following questions:-(a) Name the student whose raisins will show the maximum percentage of water

absorbed.(b) Name the student whose raisins will show the minimum percentage of water

absorbed.

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