compuslory question for...

of 19

Pre-MCAT by KEMCOLIANS

TOTAL MCQS: 220 Max. MARKS: 1100

ENTRANCE TEST-2016For F.Sc. and Non-F.Sc. Students

Time Allowed: 150 Minutes

COMPUSLORY QUESTION FOR IDENTIFICATIONQ-ID What is the color of your question paper? A) White C) Pink B) Blue D) Green

Ans: Color of your Question Paper is White. Fill the Circle corresponding toletter ‘A’ against ‘ID’ in your MCQ response form.

PHYSICSQ.1 The dimensions for Gravitational Constant ‘G’:

A) M-1L3T-2 C) ML-1T-1

B) M-1L-1T-1 D) M-1T3L-2

Q.2 SI unit for temperature is:A) Celsius C) KelvinB) Fahrenheit D) All of above

Q.3 If a body is moving with uniform angular velocity:A) The force acting on it will be zero C) Torque acting on body will be zeroB) Angular acceleration of body will be uniform D) Angular acceleration of body will be

variableQ.4 If a lift is moving downwards with constant velocity then:

A) Apparent weight will be lower than real weight C) Apparent weight will be equalto real weight

C) Apparent weight will be higher than real weight D) Apparent weight will be zero

Q.5 Moment of force is maximum when line of action of force is:A) At 60° to moment arm C) Perpendicular to moment armB) At 45 degree angle to moment arm D) in line with moment arm

Q.6 Which of the following has highest viscosity?A) Plasma C) EthanolB) Glycerin D) Benzene

Q.7 Which of the following is correct representation of Venturi's relation?A) A1V1=A2V2 C) + + ℎ

B) V2=2g (h1-h2) D) − =

Q.8 As the water falls down, its speed increases and cross sectional area decreases. It happens in accordance with:A) Equation of continuity C) Venturi’s relation

of 19

B) Bernoulli’s equation D) Torricelli’s theorem

Q.9 For interference, beams must be coherent. Coherent means:A) Monochromatic beams C) beams having same frequencyB) beams with same amplitude D) beams having constant phase

differenceQ.10 In Young's double slit experience, fringe spacing is maximum with which light:

A) Red C) BlueB) Green D) Yellow

Q.11 For diffraction of X-rays by crystals, which equation is correct?A) 2 = C) =B) = D) =

Q.12 In normal adjustment of a compound microscope, objective lens is placed so that it forms image:A) At near point of eye C) At focal point of eye-pieceB) Within focal point of eye-piece D) Beyond the focal point of eye-piece

Q. 13 In mass-spring system, this is a graph showing energy changes when object of mass ‘m’ is pulled by distance‘x0’. What does dotted line represent in the graph?

A) Total energy C) Kinetic energyB) Potential energy D) Mechanical energy

Q.14 Transfer of energy is maximum during:A) Forced oscillations C) ResonanceB) Free oscillations D) Beats

Q.15 Assuming the same temperature and pressure, what will be effect on speed of sound through a gas whosedensity has increased 4 times?A) Speed will increase 2 times C) Speed will decrease by ½B) Speed will increase 4 times D) Speed will decrease by 1/4

Q.16 When source of waves is moving towards the observer A with velocity , what is correct representation ofmodified frequency for observer?( is speed of sound in medium, is normal frequency perceived by observer, is modified frequency?)A) = ( ) C) = ( )

B) = ( ) D) = ( )

Q.17 Average translational kinetic energy of gas molecules shows itself macroscopically in form of:A) Pressure C) TemperatureB) Volume D) Potential energy

Q.18 Value of Boltzmann constant is:A) 8.314 Jmol-1K-1 C) 8.314 JK-1

B) 1.38 × 10 Jmol-1K-1 D) 1.38 × 10 JK-1

Q.19 Cloud formation in atmosphere is example of which process:

of 19

A) Isothermal C) IsochoricB) Adiabatic D) Isobaric

Q.20 Efficiency of Carnot engine will be one if:(A) Hot reservoir is at infinite temperature (C) Cold reservoir is at O K(B) Hot reservoir is at 373 K (D) Cold reservoir is at - 273 K

Q.21 The relation between Celsius and Fahrenheit scales is = −At which temperature, both scales will have same reading?(A) -100 (C) -180(B) -40 (D) -173

Q.22 A steel wire of cross-sectional area ‘A’ cm2 is subjected to stress . This causes a strain ∈ to develop in thewire. The young’s modulus of steel wire is E. Another wire of the same type of steel but smaller cross-sectionalarea is subjected to the same amount of force as the first wire. What change, if any, will be seen in the valuesof stress, strain and young’s modulus?

Stress Strain Young’s ModulusA) Increases Increases IncreasesB) Increases Decreases No changeC) Increases Increases No changeD) Decreases Increases Decreases

Q.23 Following diagram is showing waveforms of two voltages on screen of Cathode Ray Oscilloscope.What is phase difference between these voltages?

(A) 0° (C) 180°(B) 90° (D) 360°

Q.24 "The output is zero when two inputs have the same values."It is true for:(A) AND gate (C) XOR gate(B) NAND gate (D) NOR gate

Q. 25 Seven resistances are connected as shown in the figure. The equivalent resistance between A and B is:

A) 3Ω C) 4.5 ΩB) 4 Ω D) 5 Ω

of 19

Q.26 What will be the effect on capacitance of a capacitor if separation between the plates is halved?(A) Capacitance decreases by 1/2 (C) Capacitance is increased by 1/2(B) Capacitance remains the same (D) Capacitance is doubled

Q.27 A capacitor of 1 μ is charged to 1 kV. The energy stored in J:(A) 5 (C) 0.005(B) 0.5 (D) 50

Q.28 If middle finger of right hand points in direction of the magnetic field, the thumb in direction of current, whatwill be direction of force on conductor?(A) Parallel to middle finger (C) Normal to current direction(B) Normal to palm (D) Parallel to index finger

Q.29 A long solenoid carrying current produces magnetic field B along its axis. If length is reduced to 1/4 andnumber of turns is increased two times, what will be the new value of magnetic field?(A) B (C) 6B(B) 8/B (D) B/4

Q.30 A 20 cm wire carrying current 5A is placed in uniform magnetic field of 0.20 T. What will be the magnitude offorce acting on wire if wire is at right angle to magnetic field?(A) 2N (C) 0.2 N(B) 0 (D) 0.5 N

Q.31 On continuous spectrum, the characteristic X-rays appear as:(A) Sinusoidal waveform (C) Discrete lines(B) Saw-tooth form (D) Parabola

Q.32 For Kβ X-rays, which of the following formulas is correct?(A) h fkβ =EL-EK (C) h fkβ = EM-EK

(B) h fkβ = EN-Ek (D) h fkβ = EK-EM

Q.33 High energy X-rays are those having:(A) Longer wavelength (C) High speed(B) Greater amplitude (D) Smaller frequency

Q.34 Density differences of order of one percent can be detected by:(A) CAT-scans (C) MRI(B) Holography (D) infra-red radiation

Q.35 Atoms can reside in metastable state for:(A) 10-3 (C) 10-8

(B) 10-5 (D) 10-12

Q.36 The energy of red LASER light produced in Helium-Neon Laser is:(A) 18.70 eV (C) 1.96 eV(B) 1.69 eV (D) 20.61 eV

Q.37 Potential energy source for inducing fusion reaction is:(A) Laser (C) X-rays(B) Alpha rays (D) Infra-red radiation

Q.38 →Which particle is emitted?(A) Alpha particle (C) Gamma radiation(B) Beta particle (D) X-ray

Q.39 In which of the following, adiabatic expansion is used to form supersaturated vapors which condense on ions;(A) Cathode Ray Oscilloscope (C) Wilson Cloud Chamber(B) Geiger Muller tube (D) Solid State Detector

Q.40 In Geiger Muller Counter, electronic quenching is provided by;

of 19

(A) Adding an inert gas (C) Adding quenching gas (B) Applying positive potential to cathode (D) Applying negative potential to

anodeQ.41 If a man of mass 80 kg receives a lethal whole body equivalent dose of 400 rem in form of low energy neutrons

for which RBE factor is 10,what will be the energy absorbed by man?(A) 0.4 J (C) 16 J(B) 32 J (D) 0.2 J

Q.42 Circulation of blood in body can be studied by using which of the following radioactive isotope?(A) Cobalt-60 (C) Sodium-24(B) Phosphorus-32 (D) Technetium-99

Q.43 The complex process of photosynthesis has been studied by radioactive carbon-14.The radiations emitted by itare:(A) Alpha radiations (C) Gamma radiations(B) Beta radiations (D) X rays

Q.44 A nucleus emits one alpha and one beta particle, the resulting nucleus will be:A) C)

B) D)

CHEMISTRYQ.45 In process of combustion analysis, the absorber used for H2O is:

A) conc. C) 50 % KOHB) Mg( ) 2 D) arsenic oxide

Q.46 2 g of oxygen contains number of atoms equal to that in:A) 0.5 g of Hydrogen C) 7 g of NitrogenB) 4 g of Sulphur D) 2.3 g of Sodium

Q47. Gases are ideal atA) High pressure, high tempertaure C) High pressure, low temperatureB) Low pressure, low temperature D) Low pressure, high temperature

Q48. Which of the following is correct graph plotted between P and 1/V?

A) C)

B) D) None of theseQ.49 Probability of finding an electron between two s-orbitals is:

A) Zero C) Fifty percent

of 19

B) Maximum D) Variable

Q.50 The four quantum numbers (n, l, m, s) of valence electron of potassium are:A) 4, 1, 1, 1/2 C) 4, 1, 0, 1/2B) 4, 0, 0, ½ D) 4, 4, 0, ½

Q.51 If ‘s’ orbital character in hybrid orbitals is increased, what will be its effect on bond length?A) It remains same C) It becomes shorterB) It is increased D) It may increases or decrease

Q.52 Which of the following is correct representation of co-ordinate covalent bond between BF3 and NH3?

A) C)

B) D)Q53. Which of the following is an exothermic reaction?

A) Na(s)à Na (g) C) 1/2 Cl2à Cl (g)B) Na (g)à Na+1 + e- D) Cl (g) +e-à Cl-

Q54. Enthalpy of combustion of following reaction is:C2H5OH + 3 O2 2 CO2 + 3 H2O A) -57.4 C) -393.7 KJ mol-1

B) -1368 KJ mol-1 D) -692 KJ mol-1

Q55. A solution is having 92 g of ethyl alcohol, 96 g of methyl alcohol and 72 g of water. Which component of solution hasthe greatest value of mole fraction?A) Ethyl alcohol C) WaterB) Methyl alcohol D) All have same value

Q56. Fuel cells are excellent energy source for spaceships. Which of the following is electrolyte used in fuel cells?A) KOH C) Zn (OH)2

B) NaOH D) HClQ57. Using your knowledge of electrochemical series, which of the following reaction is energetically feasible?

A) Ag + Ca+2 Ag+2 + Ca C) Au + Al+3 Au+3+ AlB) Cu + Cd+2 Cu+2 + Cd D) Mg + Hg+2 Mg+2 + Hg

Q58. Which of the following can change equilibrium constant?A) Addition of catalyst C) Change in volumeB) Change in pressure D) Change in temperature

Q59. For this reactionPbF2 Pb+2 + 2F-

of 19

The solubility product is?A) Ksp= [Pb+2][F-1] C) Ksp= [Pb+2][F-1]

[PbF2]B) Ksp= [Pb+2][F-1]2 D) Ksp= [Pb+2][F-1]2

[PbF2]Q.60 For following reaction, choose the correct rate equation?

2FeCl3 + 6KI 2FeCI2 + 6KCl + I2

A) Rate = k [FeCl3]2[KI]6 C) Rate = k [FeCl3]2[KI]B) Rate = k [FeCl3][KI] D) Rate= k [FeCl3][KI]2

Q.61 Role of enzymes as catalysts is like:A) Organic homogenous catalysts C) inorganic homogenous catalystsB) Organic heterogeneous catalysts D) inorganic heterogeneous catalysts

Q.62 Following is the graph showing depression of freezing point when a solute is added to pure solvent. ‘BC’ portion ofthe curve represents:

A) Solution C) Pure SolventB) Solid Solvent D) Vapors

Q. 63 This graph is showing trend of melting points in which group of periodic table?

A) I A C) VI AB) II A D) VII A

Q.64 If shielding effect is increasing, what will be the effect on ionization energy?A) It increases C) No effectC) It decreases D) Variable behavior

Q.65 Be + H2O 100 ?A) BeO + H2 C) Be(OH)2 + HB) BeO + H2O D) The reaction does not take place

Q.66 Which of the following noble gas is used for earth quake prediction?A) Krypton C) RadonB) Xenon D) Argon

Q. 67 Which of the following is correct electronic configuration of valence shell of Cobalt??

of 19

A) I C) IIIB) II D) IV

Q.68 PCl5 is a complex compound. dsp3 hybridization takes place in valence shell of its central atom. What will be thegeometry of PCl5?A) Pentahedral bipyramidal C) Trigonal planarB) Square planar D) Trigonal bipyramidal

Q.69 In Contact Process, arsenic oxide is removed from gases by passing them through a chamber which is packed with;A) conc. C) 50 percent KOHB) Ferric hydroxide D) Hypochlorous acid

Q.70 All of these nitrogen fertilizers make the soil acidic except:A) Ammnium nitrate C) UreaB) Calcium nitrate D) Ammonia

Q.71 During chlorination, harmful chloramines are also formed. Their formation can be prevented by:A) Alkaline pH C) Increasing the temperatureB) Acidic pH D) Presence of sodium hypochlorite

Q.72 For the synthesis of ammonia by Harber's process, which of the following is true?A) Decreasing the pressure will increase the product C) Decreasing the temperature will increase the

product

B) Continual withdrawl of product will decrease the product D) Adding a catalyst will increase the product

Q.73 Shifting of protons from one atom to other atom within same molecule gives rise to:A) Position isomerism C) MetamerismB) Functional group isomerism D) Tautomerism

Q.74 Following molecule belongs to:

A) Aliphatic hydrocarbons C) Aromatic hydrocarbonsB) Alicyclic hydrocarbons D) Branched chain hydrocarbons

Q.75 In limited supply of oxygen/air, what will be the products of following reaction?CH4+ O2 ?A) CO2 +H2O C) CO2 +H2O +H2

B) CO2+ H2+C D) CO+`H2O+CQ.76 During halogenation of benzene by chlorine, the actual halogenating agent is:

A) Cl C) Cl2

B) Cl+ D) Cl+

Q77. When nucleophile attacks alkyl halide, the substrate carbon atom changes its state of hybridization from sp3 to sp2.Thisis correct for:

of 19

A) Nucleophilic substitution bimolecular reactions C) both A and B are correctB) Nucleophilic substitution unimolecular reactions D) Elimination reaction E1

Q78. Which term describes the action of NaOH on bromo-alkane?A) Acid-base reaction C) Elimination reactionB) Electrophilic substitution D) Nucleophilic substitution

Q.79 What are the conditions for following reaction?C2H5OH C2H5-O-C2H5 + H2OA) conc. , 180 C) ZnCl2, HeatB) conc. , 140 D) K2CrO7,

Q.80 Acidic behavior of phenol is due to the reason that:A) There are six alternate single and double bonds C) Negative charge on oxygen atom becomes

(sigma sign) involved with electronsB) Phenol loses proton easily D) Negative charge on oxygen atom becomes (pi sign)

involved with electronsQ.81 Products of following reaction are:

A) C)

B) D)

Q.82 During fermentation process for preparation of ethanol, diastase enzyme of yeast catalyzes which of the followingreactions?A) C12H22O11 +H2O C6H12O6+ C6H12O6 C) 2(C6H10O5) n +nH2O nC12H22O11

B) C6H12O6 2C2H5OH +2CO2 D) C12H22O1 + H2O 2C6H12O6

Q.83 Methyl ketones can be distinguished from other ketones by:A) Iodofrom test C) Bayer's testB) Lucas test D) silver mirror test

Q.84 What are the products for following reaction? O

H2SO4 and K2Cr2O7

CH3 - C –CH2-CH3 + 3 [O]

A) C)

B) D)

of 19

Q.85 Benedict's solution is:A) Ammonical silver nitrate solution C) An alkaline solution containing cupric citrate

complex ionB) Sodium nitroprusside solution D) An alkaline solution containing cupric tartrate

complex ionQ.86 The order of reactivity of halogens is:

A) F2<Cl2<Br2<I2 C) F2>Cl2>Br2>I2

B) I2<F2<Br2<Cl2 D) F2>Br2>Cl2>I2

Q.87 ___________ +H2O+HCl CH3COOH +NH4ClA) CH3CH2OH C) (NH4)2CO3

B) C2H5ONH4 D) CH3CNQ.88 Formation of amide by reaction of carboxylic acid with ammonia is example of the reaction in which:

A) H atom of carboxylic group is involved C) Carbonyl group is involvedB) OH group of carboxylic acid is involved D) Carboxylic group as a whole is involved

Q.89 All the naturally occurring amino acids are of:A) Alpha and beta types C) Beta typeB) Alpha, beta and gamma types D) Alpha type

Q.90 Which of the following is structure for valine?

A) C)

B) D)

Q.91 When an acid is added to an amino acid. It exhibits basic character. This basic character exhibited by amino acid is dueto:

A) COOH group C) COO-

B) NH2 group D) NH3+

Q.92 What are the products of following reaction?

A) C)

B) D)

of 19

Q93. A polypeptide is a peptide having molecular mass:A) Greater than 100000 C) Greater than 10000B) Up to 100000 D) Up to 10000

Q94 Which of the following amino acids have a secondary amino group?A) Alanine C) GlycineB) Glutamic acid D) Proline

Q.95 Which of the following are products of reaction of alcohol with aromatic bi-functional acid?A) Acrylic resins C) Polyamide resinsB) Polyester resins D) Epoxy resins

Q.96 Cellulose consists of large number of glucose residues joined to each other by:A) α 1à4 linkage C) Both 1à4 and 1à6 linkagesB) β 1à4 linkage D) β 1à6 linkage

Q.97 This is a protein obtained by heating bones and tendons in water. It is used in bakery goods:A) Gelatin C) CollagenB) Casein D) Legumin

Q.98 Extent of unsaturation in fats is expressed in terms of:A) Saponification number C) Iodine numberB) Acid number D) Rancidity of fats

Q99. Which of following enzymes is raised in heart diseases?A) Alkaline phosphatase C) L-asparaginaseB) Lactic dehydrogenase D) phosphotransferase

Q.100 The ability of DNA to preserve genetic information and pass it on to other generation lies in:A) Presence of nitrogenous bases C) Presence of deoxyribose sugarB) Process of transcription and translation D) Presence of double stranded structure

Q.101 The reducing smog contains high contents of:A) SO2 C) Unburnt hydrocarbonsB) NO D) Peroxyacetyl nitrate (PAN)

Q.102 To improve the whiteness of recycled newspaper, it is treated with:A) Hypochlorites C) Lime waterB) Hydrosulphites D) Hexanedioic acid

ENGLISHChoose THE BEST option.

Q.103 Although he is sick, he for drinking.A) Laments C) FeelsB) Waits D) Craves

Q.104 We must by the terms of contract.A) Adorn C) UnderstandB) Abide D) Unite

Q.105 I him to be the brain behind all this mischief.(A) Doubt (C) Suspect(B) Suspense (D) Conjecture

Q.106 The climate in this town is to good health.(A) Exposed (C) Allusive(B) Inherent (D) ConduciveSPOT THE ERROR: In the following sentences, some segments of each sentence are underlined. Your task is to identifythat underlined segment of the sentence, which contains the mistake that needs to be corrected. Fill the Circlecorresponding to that letter under the segment in the MCQ Response Form.

Q.107 No sooner I had reach the station than the train left the platform.A B C D

Q.108 If I were him, I would have talked to him peacefully.A B C D

Q.109 We are quite fond of this house because we are living in it for the last five years.

of 19

A B C D

Q.110 What are needed are not rich persons but hard working persons.A B C D

Q.111 The oranges, I bought yesterday, were too sour for me for eating.A B C D

Q.112 He walks as if he is a king.A B C D

In each of the following questions, four alternative sentences are given. Choose the CORRECT one and fill the Circlecorresponding to that letter in the MCQ Response Form.

Q.113(A) This is a secret between I and you.(B) This is a secret between you and I.(C) This is a secret between you and me.(D) This is a secret between you and mine.

Q.114(A ) It is difficult to recognize among twins; who is who.(B) It is difficult to recognize among twins; who is which.(C) It is difficult to recognize among twins; which is who.(D) It is difficult to recognize among twins; which is which.

Q.115(A) He lives in this house for six years.(B) He has been living in this house since six years.(C) He is living in this house since six years.(D) He has been living in this house for six years.

Q.116(A) He plays very well, didn’t he?(B) He played very well, doesn’t he?(C) He played very well, will not he?(D) He played very well, didn’t he?

Q.117(A) The fast we finish, the sooner we can leave.(B) The faster we finish, the soon we can leave.(C) The faster we finish, the sooner we can leave.(D) The faster we did finish, the sooner we can leave.

Q.118(A) Four miles are the distance to the office.(B) Four mile is distance to the office.(C) Four miles is the distance to the office.(D) Four miles are distance to the office.

Q.119(A) I, you and he should do it.(B) You, he and I should do it.(C) He, you and I should do it.(D) He, you and me should do it

Q.120(A) No sooner he left than the storm broke.

of 19

(B) No sooner he had left than the storm broke.(C) No sooner had he left than the storm broke.(D) No sooner had he left then the storm broke.

Q.121(A) You cannot blame him for theft.(B) You cannot blame him of theft.(C) You cannot blame him about theft.(D) You cannot blame him with theft.

Q.122(A) Whatever he does, is always contrary with my wishes.(B) Whatever he does, is always contrary from my wishes.(C) Whatever he does, is always contrary to my wishes.(D) Whatever he does, is always contrary for my wishes.

In each of the following questions, four alternative meanings of a word are given. Choose the NEAREST CORRECTMEANING of the given word and fill the Circle corresponding to that answer in the MCQ Response Form.

Q.123 ARCANE(A) Mysterious (C) Enthusiastic(B) Remarkable (D) Impressive

Q.124 BEQUEATH(A) Divide (C) Will(B) Scold (D) Successor

Q125. ELUCIDATE(A) Evacuate (C) intensify(B) Invade (D) clarify

Q.126 FELICITYA) Mirth C) AgreementB) Difficulty D) Complexity

Q.127 HERCULEANA) Fictional tale C) PowerfulB) Airtight D) Very high

Q.128 JOCULAR(A) Nodule C) Humorous(B) Simple (D) Unkind

Q.129 PRODIGIOUS(A) Enormous (C) Famous(B) Hazardous (D) Spacious

Q.130 SANCTITY(A) Saturation (C) Holiness(B) Optimism (D) Gratitude

Q.131 TORPID(A) Morbid (C) Blessed(B) Sluggish (D) Fool

Q.132 VISTA(A) Variety (C) Peculiar(B) Violent (D) Panorama

BIOLOGYQ.133 Branch of biology dealing with study of social behavior and communal life of human beings is:

of 19

(A) Environmental biology C) Human biology(B) Social biology D) Biotechnology

Q.134 Most abundant carbohydrate in nature is:A) Starch C) GlycogenB) Cellulose D) Glucose

Q.135 What is true about amylopectin?A) Unbranched chains, water insoluble C) Unbranched chains, water solubleB) Branched chains, water soluble D) Branched chains, water insoluble

Q.136 Lipids store double amount of energy than carbohydrates because of?A) High proportion of oxygen C) Low proportion of C-H bondsB) High proportion of C-H bonds D) Unsaturated fatty acids

Q.137 Spiral formation of basic polypeptide chain is found in which of the proteins structure?A) Primary structure C) Tertiary structureB) Secondary structure D) Quaternary structure

Q.138 Coiling of two DNA strands is so that they are to each other.A) Parallel C) AntiparallelB) Vertical D) At 45 degree angel

Q.139 An enzyme with its coenzyme removed is called:A) Holoenzyme C) ApoenzymeB) activated enzyme D) Intermediate enzyme

Q.140 Optimum pH for catalase is:A) 6.80 C) 7.60B) 7.8 D) 9.5

Q.141 Malonic acid inhibits activity of enzyme succinic dehydrogenase by:A) Irreversible Inhibition C) Competitive InhibitionB) Non-competitive Inhibition D) Forming hydrogen bond with enzyme

Q.142 Who proposed Induce fit model about enzyme activity?A) Emil Fischer C) Edward JennerB) Koshland D) Robert Brown

Q.143 Detoxification of harmful drugs is function of which of the cell organelles?A) Vacuoles C) Golgi bodiesB) Lysosomes D) Smooth endoplasmic reticulum

Q.144 Factory of protein synthesis is:A) Golgi apparatus C) RibosomesB) Centrioles D) nucleus

Q.145 Proteins or enzymes which have to be transported out of the cell, pass through:(A) Nucleus (C) Mitochondria(B) Cytoskeleton (D) Golgi apparatus

Q.146 Which of the following is a self-replicating organelle?(A) Centriole (C) Ribosome(C) Mitochondria (D) Vacuoles

Q.147 Which of following is correct about cisternae stacks of golgi apparatus?A) outer convex surface,inner concave surface C) outer concave surface,inner flat surface

B) outer concave surface,inner convax surface D) both surfaces are convex

Q.148 Nucleus is visible only when cell is in:A) Dividing Stage C) Non-dividing stageB) Locomotive stage D) Early stage of development

Q.149 Nucleus is often deeply stained with basic dyes because of:

of 19

A) Nucleolus C) Nuclear membraneB) Chromatin material D) Nuclear pores

Q.150 Peripheral granular area of nucleolus is composed of:A) Large molecular weight rRNA and DNA C) Precursors of ribosomal subunitsB) Dense nucleoplasm D) Both A and C

Q.151 Blue green algae belongs to which category?A) Eukaryotes C) ProkaryotesB) Protista D) Parazoa

Q.152 In Prokaryotes, cell divides by:A) Binary fission C) MitosisB) Budding D) Fragmentation

Q.153 Teichoic acid and lipoteichoic acid are componets of cell walls of:A) Gram positive bacteria C) Gram negative bacteriaB) Saprophytic bacteria D) Chemosynthetic bacteria

Q.154 Which antibiotic causes permanent discoloration of teeth in young children?A) Penicillin C) StreptomycinB) Tetracycline D) Ciprofloxacin

Q.155 Which of the following drugs obtained from fungi is used in organ transplantation?(A) Lovastatin (C) Cyclosporine(B) Ergotine (D) Griseofulvin

Q.156 They are smallest known viruses. They contain RNA in spherical capsid:A) Paramyxovirus C) Human immunodeficiency virusB) Polio virus D) influenza virus

Q.157 Ectoderm gives rise to which of the following systems?(A) Muscular system (C) Reproductive system(B) Nervous system (D) Digestive system

Q.158 Many colonial coelentrates produce a hard exoskeleton formed of calcium carbonate. It is secreted byA) Epidermal cells C) nematocystsB) Cnidocytes D) enteron

Q.159 Intermediate host in life cycle of tape worm is:A) Pig C) snailB) Human D) jelly fish

Q.160 Excretory systems comprising of flame cells is present in:A) Aschelminthes C) PlatyhelminthesB) Coelomates D) Echinodermates

Q.161 Scientific name of pin worm is:A) Ancyclostoma duodenale C) FasciolaB) Enterobius vermicularis D) Trypanoma pallidum

Q.162 The chlorophyl molecule is embedded in thylakoid membrane by:A) Pyrrole rings C) Porphyrin ringB) Phytol D) Haem

Q.163 Copper containing protein present in electron transport chain from photosystem 11 to photosystem 1 is:A) Plastoquinone C) PlastocyaninB) Ferredoxin D) Cytochromes

Q.164 For every three molecules of CO2 enetring Calvin cycle and completing the cycle,total number of ATP used are:A) 3 ATP C) 6ATPB) 9ATP D) 12ATP

Q.165 During Kreb's cycle, oxidation from succinate to fumarate is mediated by:(A) NAD (C) FAD(B) GDP (D) cytochrome B

Q.166 The mechanism by which electron transport chain is coupled with synthesis of ATP is:

of 19

A) Glycolysis C) ChemiosmosisB) Citric acid cycle D) Photolysis

Q.167 The sites of digestion in human digestive system are:(A) Oral cavity, esophagus, large intestine (C) Oral cavity, stomach, small intestine

(B) Stomach, small intestine, large intestine (D) Stomach and small intestine

Q.168 Dipeptides are converted to amino acids by:(A) Pepsin (C) Trypsin(B) Erypsin (D) Enterokinase

Q.169 Nearly, all absorption of products of digestion takes place in:A) Duodenum C) JejunumB) Ileum D) Stomach

Q.170 Breakdown of hemoglobin in liver gives rise to:A) Gall stones C) Bile pigmentsB) Ammonia D) Urea

Q.171 Process of swallowing becomes automatic when food reaches:A) Back of mouth C) Tip of tongueB) Esophagus D) Stomach

Q.172 Complex cartilaginous structure surrounding upper end of trachea is:(A) Vocal cord (C) Larynx(B) Pharynx (D) Epiglottis

Q.173 Bronchioles are made up of:A) Cartilage rings C) Circular smooth muscleB) Skeletal muscle D) Irregularly distributed cartilage plates

Q.174 If pH of blood decreases, the oxygen saturation of hemoglobin:A) Increases C) DecreasesB) Remains the same D) Shows variable response

Q.175 From right atrium, blood is passed to right ventricle through:A) Semilunar valve C) Bicuspid valveB) Tricuspid valve D) Venae cavae

Q.176 Which of the following lymphoid masses filters the blood?A) Thymus C) SpleenB) Adenoids D) Tonsils

Q.177 Cell mediated response is brought about byA) Plasma cell clones C) PhagocytesB) T-cells D) B-cells

Q.178 Variable amino acids sequence is present in...................... of antibody.(A) In upper region of light chains and lower region of heavy chains (C) In the light chains and upper region of heavy

chains

(B) In lower region of light chains and complete heavy chains (D) In the light chains and lower region of heavychain

Q.179 Which of the following method is used to combat snake bite venom?(A) Artificially induced active immunity (C) Passive immunization(B) Naturally induced immunity (D) Cell mediated response

Q.180 AIDS is caused by HIV. Which of the following cells is affected the most by this virus?A) T lymphocytes C) lymphocytesB) B lymphocytes D) both A and B

Q1.81 In order to combat antigen, B-cells synthesize:A) T-cells C) Plasma cellsB) Macrophages D) Lymphocytes

of 19

Q.182 The juxtamedullary nephrons are specifically instrumental in the production of:A) Oxalates C) SaltsB) Dilute urine D) Concentrated urine

Q.183 All useful constituents of glomerular filtrate are reabsorbed in:A) Proximal tubule C) Descending loop of HenleB) Distal tubule D) Ascending loop of Henle

Q.184 Which of the following parts is responsible for active transport of Na ions into kidney interstitium to sustain highconcentration?A) Proximal tubule C) Descending loop of HenleB) Distal tubule D) Ascending loop of Henle

Q.185 The most abundant type of kidney stones is:A) Calcium phosphate stones C) Uric acid stonesB) Calcium oxalate stones D) Calcium sulphate stones

Q.186 In case of high degree renal failure, the best treatment is:A) Hemodialysis C) Kidney transplantB) Peritoneal dialysis D) Extracorporeal shock wave lithotripsy

Q.187 Human kidney is adopted to conserve water by over reabsorption of glomerular filtrate.A) 80 C) 90B) 88.5 D) 99.5

Q.188 In vertebral column, coccyx in pelvic region is formed by fusion of:A) Anterior 4 vertebrae C) Posterior 5 vertebraeB) Anterior 5 vertebrae D) Posterior 4 vertebrae

Q.189 Sarcoplasm is similar to cytoplasm but it contains large amounts of:A) Hemoglobin and myoglobin C) Hemoglobin and glycogenB) Glycogen and myoglobin D) Glycogen and lipids

Q.190 Which of the following conditions progresses to spasm of larynx, respiratory paralysis and death?A) Spondylosis C) TetanyB) Muscle fatigue D) Cramp

Q.191 According to sliding filament model, what happens during muscle contraction?A) I band lengthens, H zone becomes prominent C) I band shortens, H zone becomes prominentB) I band shortens, H zone disappears D) I band lengthens, H zone disappears

Q.192 Branched cells, many nuclei per cell, spontaneous contractions are characteristics of which of the following muscles?A) Smooth muscle C) Cardiac muscleB) Skeletal muscle D) A and B

Q.193 Which brain part is involved in producing sensation of pleasure, punishment and sexual arousal?A) Hypothalamus C) AmygdalaB) Hippocampus D) Reticular formation

Q.194 White matter of spinal cord is made up of?A) Non myelinated nerve fibers C) Myelinated nerve fibersB) Whitish fluid D) All of these

Q.195 Most ganglion fibers of sympathetic system arise from of spinal cord.A) Upper portion C) Bottom portionB) Middle portion D) Any region

Q.196 Electroencephalography is the most important test in study of:A) Parkinson's disease C) EpilepsyB) Alzheimer's disease D) Sciatica

Q.197 What is the function of somatotropin hormone (STH) when growth has ceased after adolescence?A) It promotes protein synthesis C) It causes increase in lengthB) It increases memory D) It promotes hair growth

Q.198 Excessive protein breakdown resulting in muscular and bone weakness are symptoms of which disease?A) Addison's disease C) Grave's diseaseB) Cushing disease D) Cretinism

Q.199 Which of the following hormones is major constituent of birth control pill?A) FSH C) ProgesteroneB) Oxytocin D) LH

of 19

Q.200 The effects of adrenal medulla hormones are synergistic in:A) Raising basal metabolic rate C) Raising blood pressureB) Lowering blood pressure D) Lowering blood cholesterol

Q.201 Nourishment to the sperms is provided by:A) Germinal epithelial cells C) Sertoli cellsB) Interstitial cells D) Testis

Q.202 The fertilization of ovum takes place in:A) Proximal part of uterus C) Distal part of uterusB) Proximal part of oviduct D) Distal part of oviduct

Q.203 Main function of Luteinizing hormone is:A) Stimulation and vascularization C) Stimulation of production of estrogen

of endometriumB) Inhibition of FSH secretion D) Induction of ovulation

Q.204 In gonorrhea, if new born pass through infected birth canal, they may acquire:A) Neck infections C) Eye infectionsB) Allergic diseases D) Head injury

Q.205 Treponema Pallidum causes which of the following disease?A) Syphilis C) Genital herpesB) Cretinism D) Gonorrhea

Q.206 Interaction between different genes occupying different loci is called?A) Pleiotropy C) EpistasisB) Codominance D) Over-dominance

Q.207 What is true about an X linked recessive trait?A) Women are more affected than men C) Men are more affected than womanB) Both are equally affected D) Old aged individuals are more affected

Q.208 Who of the following scientists perceived origin of new species and adaptations as closely related process?A) Lamarck C) DarwinB) Wallace D) Linnaeus

Q.209 It provides a visual record in complete series showing evolution of organism?A) Biogeography C) Fossil recordB) Comparative anatomy D) Molecular biology

Q.210 Mongolism is a condition caused by non-disjunction of chromosomes during meiosis. Which of the followingrepresents genotype for Mongolism?A) XXX C) X0B) Trisomy 21 D) Trisomy 18

Q.211 Genes are isolated from chromosomes by cutting chromosomes at flanking sites of gene using an enzyme called:A) DNA ligase C) Restriction endonucleaseC) DNA polymerase D) Reverse transcriptase

Q.212 Restriction enzymes are named so because they restrict growth of:A) Chromosomes C) BacteriaB) Viruses D) RNA

Q.213 Plasmid pSC 101 has antibiotic resistance gene for:A) Ampicillin C) StreptomycinB) Tetracycline D) Azithromycin

Q.214 Primers are needed in PCR because:A) They separate double stranded DNA C) They can withstand high temperatureB) They activate transcription process D) DNA polymerase cannot start replicationprocess

Q.215 The children suffering from Severe Combined Immunodeficiency Syndrome (SCID) are treated by:A) Tissue culture C) Ex-vivo gene therapyB) in-vivo gene therapy D) Polymerase chain reaction

Q.216 In a typical food web, phytoplankton will occupy which of the following trophic level?A) First trophic level T1 C) second trophic level T2B) Third trophic level T3 D) fourth trophic level T4

Q.217 Of the primary and secondary succession, which one takes place rapidly?

of 19

A) Primary succession C) Secondary successionB) Both take same time D) Variable

Q.218 In xerosere, the foliage lichen stage is followed by:A) Moss stage C) Crustose lichen stageB) Climax forest D) Herbaceous stage

Q.219 Which component of atmosphere behaves as glass sheet of greenhouse and absorbs sun energy?A) Ozone layer C) NitrogenB) Carbon dioxide D) Oxygen

Q.220 Due to ozone layer depletion, ultraviolet rays are reaching the earth surface. Which of the following is their harmfuleffect?A) Lung cancer C) Skin cancerB) Blood cancer D) Heart diseases

compuslory question for...

Documents