Q No: 1

If | + | = | | = | | then angle between A and B will be :-(1)90° (2)120° (3)0° (4)60°

Correct Answer: 2

Q No: 2

A uniform solid right circular cone of base radius R is joined to a uniform hemisphere of radius R and of the same density, as shown. The centre of mass of the composite solid lies at the centre of base of cone. Then the height of the cone is :-

(1)1.5 R(2) R(3)3 R(4)2 R

Correct Answer: 2

Q No: 3

A moving coil galvanometer is converted into an ammeter reading up to 0.03 A by connecting a shunt of

resistance . What is the maximum current which can be sent through this galvanometer, if no shunt is used.(Here r = resistance of galvanometer) :-

(1)0.004 A(2)0.005 A(3)0.006 A(4)0.008 A

Correct Answer: 3

Q No: 4

Instead of using two slit as in Young's experiment. If we use two separate but identical sodium lamps which of the following will occur:-

(1)General Illumination(2)Widely separate interference

(3)Very bright maximum(4)Very dark minimum

Correct Answer: 1

Q No: 5

An ideal gas is taken through the cycle A → B → C → A, as shown in the figure. If the net heat supplied to the gas in the cycle is 5J, the work done by the gas in the process C → A is :-

(1)–5 J(2)–10 J(3)–15 J(4)–20 J

Correct Answer: 1

Q No: 6

A cricketer catches a ball of mass 150 gm, in 0.1 sec moving with speed 20 m/s, then he experiences force of :-

(1)300 N(2)30 N(3)3 N(4)0.3 N

Correct Answer: 2

Q No: 7

A particle moves on x-axis as per equation x = (t3 – 9t2 + 15t + 2)m. Distance travelled by the particle between t = 0 and t = 5 s is :-

(1)25 m (2)39 m (3)23 m (4)52 m

Correct Answer: 2

Q No: 8

Same current i is flowing in three infinitely long wires along positive x, y and z directions. The magnetic

field at a point (0, 0, –a) would be(1)

(2)

(3)

(4)

Correct Answer: 1

Q No: 9

The refractive index of the material of a prism is and its refracting angle is 30º. one of the refracting surfaces of the prism is made a mirror inwards. A beam of monochromatic light entering the prism from the one face retraces its path, after reflection from mirrored surface, if its angle of incidence on prism is : -

(1)0º (2)30º (3)45º (4)60º

Correct Answer: 3

Q No: 10

Two waves of wavelengths 2 m and 2.02 m moving with the same speed superpose to produce 2 beats per second. The speed of each wave is :

(1)408 m/s(2)404 m/s(3)101 m/s(4)202 m/s

Correct Answer: 2

Q No: 11

If a ball is thrown vertically upwards with speed u, the distance covered during the last 't' seconds of its ascent is :-

(1)ut(2)

(3)

(4)(u + gt)t

Correct Answer: 3

Q No: 12

Four particles of mass m, 2m, 3m and 4m are placed in square plate as shown in figure. Find the centre of mass :-

(1)

(2)

(3)(0, 0)(4)

Correct Answer: 2

Q No: 13

For c = 2a and a < b < c, the magnetic field at point P will be zero

(1)a = b(2)

(3)

(4)

Correct Answer: 3

Q No: 14

The lower end of a capillary tube touches a liquid whose angle of contact is 90°, the liquid :-(1)rises into the tube(2)falls in the tube(3)may rise or fall inside the tube(4)neither rises nor falls inside the tube

Correct Answer: 4

Q No: 15

Two simple harmonic motions are represented by the equations

Their amplitudes are in the ratio of :(1)(2)

(3)(4)

Correct Answer: 2

Q No: 16

5.74 gm of a substance occupies 1.2 cm3. Express its density by keeping significent figures in view(1)4.78 g cm–3

(2)4.783 g cm–3

(3)4.8 g cm–3

(4)4.793 g cm–3

Correct Answer: 3

Q No: 17

A particle of charge –q and mass m moves in a circle of radius r round an infinitely long line charge of linear charge density + λ. Then time period will be :-

where k =

(1)

(2)

(3)

(4)

Correct Answer: 1

Q No: 18

The true value of angle of dip at place is 60°, the apparent dip in a plane inclined at an angle of 30° with magnetic meridian is

(1)

(2)tan–1 (2)(3)

(4)None of these

Correct Answer: 2

Q No: 19

The shear modulus of an ideal liquid is:-(1)zero(2)unity(3)infinity(4)may have any finite non-zero value

Correct Answer: 1

Q No: 20

A source and a listner are moving towards each other with a speed (1/20)th of the speed of sound. If ν is the frequency of the note emitted by the source, the frequency of the note heard by the listner will be nearly :

(1)1.22 ν(2)1.15 ν(3)1.105 ν

(4)ν

Correct Answer: 3

Q No: 21

If a body of mass 0.5 kg travels in a straight line with velocity v = ax3/2, where a = 5 m–1/2 s–1. Work done by the net force during its displacement from x = 0 to x = 2m will be :-

(1)50 J(2)100 J(3)150 J(4)170 J

Correct Answer: 1

Q No: 22

A point charge q1 = q is placed at point P. Another point charge q2 = –q is placed at point Q. At some point R (R ≠ P, R ≠ Q), electric potential due to q1 is V1 and electric potential due to q2 is V2. Which of the following is correct ?

(1)Only for some points V1 > V2

(2)Only for some points V2 > V1

(3)For all points V1 > V2

(4)For all points V2 > V1

Correct Answer: 3

Q No: 23

The variation of the intensity of magnetisation (I) with respect to the magnetising field H in a diamagnetic substance is described by the graph

(1)OA (2)OB (3)OC (4)OD

Correct Answer: 2

Q No: 24

The tube shown is of uniform cross–section. Liquid flows through it at a constant speed in the direction shown by the arrows. The liquid exerts on the tube –

(1)a net force to the right(2)a net force to the left(3)a clockwise torque(4)an anticlockwise torque

Correct Answer: 3

Q No: 25

If the gravitational force varies inversly as nth power of distance. Then the time period of a planet in circular orbit of radius r around the sun will be proportional to

(1)

(2)

(3)rn

(4)

Correct Answer: 1

Q No: 26

Consider the situation shown is figure. The wall is rough and the surface of A and B in contact are rough. The friction on B due to A in equilibrium :-

(1)in upward(2)in downward(3)zero(4)the system cannot remain in equilibirum

Correct Answer: 1

Q No: 27

A uniform electric field exists in x-y plane. The potential of points A(2m, 2m), B(–2m, 2m) and C(2m,

4m) are 4V, 16 V and 12 V respectively. The electric field is :-(1)(4î + 5ĵ) V/m(2)(3î + 4ĵ) V/m(3)– (3î + 4ĵ) V/m(4)(3î – 4ĵ) V/m

Correct Answer: 4

Q No: 28

A Solenoid has an inductance of 50 mH and a resistance of 0.025 Ω. If it is connected to a battery, how long will it take for the current to reach one half of its final equilibrium value

(1)1.34 s(2)1.2 s(3)6.32 s(4)0.23 s

Correct Answer: 1

Q No: 29

The energy distribution E with the wavelength (λ) for the black body radiation at temperature T Kelvin is show in the figure. As the temperature is increased the maxima will be :-

(1)Shift towards left and become higher(2)Rise high but will not shift(3)Shift towards right and become higher(4)Shift towards right and become decrease

Correct Answer: 1

Q No: 30

The rotation of earth about its axis speeds up such that a man on the equator becomes weightless. In such a sitution, duration of a day and a night will we :

(1)

(2)

(3)

(4)

Correct Answer: 1

Q No: 31

A particle of mass m is observed from an intertial frame of refernce and in found to move in a circle of radius r with a uniform speed v. The centrifugal force on it is :-

(1) towards the centre

(2) away from the centre

(3) along the tangent through the particle

(4)zero

Correct Answer: 4

Q No: 32

In the circuit shown in figure the ratio of charge on 5 μF and 4μF capacitor is :-

(1)4/5 (2)3/5 (3)15/4 (4)1/2

Correct Answer: 3

Q No: 33

In the circuit diagram shown. Choose the wrong statement

(1)The steady state current through the battery is

(2)The initial rate of rise of current in the inductor is

(3)The charge on the capacitor in steady state will be

(4)The initial rate of rise of charge on the capacitor is

Correct Answer: 2

Q No: 34

Heat is absorbed by a body but its temperature does not rise. Which of the following statement explains the phenomena

(1)Only kinetic energy of vibration increases(2)Only potential energy of intermolecular force fields increases(3)No increase in internal energy takes place(4)Increase in kinetic energy is balanced by decrease in potential energy

Correct Answer: 2

Q No: 35

An electron of mass m when accelerated through a potential difference V has de-Broglie wavelength λ. The de-Broglie wavelength associated with a proton of mass M accelerated through the same potential difference will be :-

(1)

(2)

(3)

(4)

Correct Answer: 2

Q No: 36

A particle of mass 1kg moves in circular path of radius 1 m such that its speed varies with time as per equation v = 3t2 m/s where time t is in seconds. The power delivered by the force acting on the particle at t = 1 s, is :-

(1)36 W (2)20 W (3)18 W (4)zero

Correct Answer: 3

Q No: 37

In the circuit shown in figure, V must be :-

(1)50 V(2)80 V(3)100 V(4)1290 V

Correct Answer: 2

Q No: 38

In a uniform magnetic field of induction B a wire in the form of a semicircle of radius r rotates about the diameter of the circle with an angular frequency ω. The axis of rotation is perpendicular to the field. If the total resistance of the circuit is R the mean power generated per period of rotation is

(1)

(2)

(3)

(4)

Correct Answer: 2

Q No: 39

The dimension of in vanderwall's equation are :-(1)ML5T–2

(2)M1L2T–2

(3)M1L8T–2

(4)None

Correct Answer: 2

Q No: 40

A photo cell is receiving light from a source placed at a distance of 1m. If the same source is to be placed at a distance of 2m, then the ejected electron :-

(1)moves with one-fourth energy as that of the initial energy(2)moves with one-fourth momentum as that of the initial momentum(3)will be half in number(4)will be one-fourth in number

Correct Answer: 4

Q No: 41

Two cars travelling on a straight road. The car C1 is going at a constant speed of 9 m/s. 40 m ahead of C1 is car C2 is at rest, but starts moving with an acceleration of 1 m/s2. Then the graph correctly representing the position of two cars with time w.r.t. initial position of C1 :-

(1)

(2)

(3)

(4)

Correct Answer: 4

Q No: 42

In the given potentiometer arrangement, the null point :-

(1)can be obtained for any value of V(2)Can be obtained only if V < V0

(3)Can be obtained only if V > V0

(4)Can never be obtained

Correct Answer: 4

Q No: 43

When length of an astronomical telescope tube increases its magnifying power :-(1)Decreases(2)Increases(3)Does not change(4)May increase or decrease

Correct Answer: 1

Q No: 44

The P-V graph of an ideal gas cycle is shown here as below. The adiabatic process is decribed by :-

(1)AB and BC(2)AB and CD(3)BC and DA(4)BC and CD

Correct Answer: 3

Q No: 45

The binding energy per nucleon of deuterium and helium atom is 1.1 MeV and 7.0MeV. If two deuterium nuclei fuse to form helium atom, the energy released is :-

(1)19.2 MeV(2)23.6 MeV(3)26.9 MeV(4)13.9 MeV

Correct Answer: 2

Q No: 46

Identify the correct order of size of the following(1)Ca2+ < K+ < Ar < Cl– < S2–

(2)Ar < Ca2+ < K+ < Cl– < S2–

(3)Ca2+ < Ar < K+ < Cl– < S2–

(4)Ca2+ < K+ < Ar < S2– < Cl–

Correct Answer: 1

Q No: 47

The metal extracted from sea water is(1)Mg (2)Al (3)Ca (4)Ba

Correct Answer: 1

Q No: 48

5ml of gaseous hydrocarbon was exploded in excess of oxygen. 25ml of CO2 and 30ml of H2O(g) obtained, then hydrocarbon will be-

(1)C5H6

(2)C5H10

(3)C5H12

(4)C4H10

Correct Answer: 3

Q No: 49

Which of the following reactions represents disproportionation ?(1)CrO5 → Cr3+ + O2

(2)2HCl → H2 + Cl2(3)CrO2Cl2 + NaOH → Na2CrO4 + NaCl + H2

(4)Na2S2O3 + H2SO4 → Na2SO4 + SO2 + S8 + H2O

Correct Answer: 4

Q No: 50

The product (B) in the above reaction is :(1)

(2)

(3)

(4)

Correct Answer: 2

Q No: 51

In which one of the following pairs the radius of the second species is greater than that of the first(1)Na, Mg(2)O2–, N3–

(3)Al, Be(4)Ba2+, Sr2+

Correct Answer: 2

Q No: 52

Al4C3 on hydrolysis gives which gas(1)CH4

(2)C2H6

(3)C2H4

(4)C2H2

Correct Answer: 1

Q No: 53

Two oxides of metal were found to contain 31.6% and 48% of oxygen respectively.If the formula of first oxide is M2O3 than second will be-

(1)M3O(2)MO3

(3)M3O2

(4)M3O4

Correct Answer: 2

Q No: 54

For which process would ∆Sº be expected to have the greatest positive value ?(1)O2(g) + 2H2(g) → 2H2O(g)(2)H2(g) + O2(g) → H2O2(ℓ)(3)H2(g) + I2(g) → 2HI(g)(4)N2O4(g) → 2NO2(g)

Correct Answer: 4

Q No: 55

The violet colour obtained during the test of sulphur by Lassaigne's test is due to the formation of :-(1)Na2[Fe(CN)5S](2)Na2[Fe(CN)5NO](3)Na2[Fe(CN)6](4)Na4[Fe(CN)5NOS]

Correct Answer: 4

Q No: 56

Both ionic and covalent bonds are present in(1)CH4

(2)NaOH(3)KCl(4)SO2

Correct Answer: 2

Q No: 57

The correct order of ionisation energy is(1)Cu > Ag > Au(2)Cu > Au > Ag(3)Au > Cu > Ag(4)Ag > Au > Cu

Correct Answer: 3

Q No: 58

At NTP 1.12gm metal displaces 1.12 litre of H2 than equivalent weight of metal will be-(1)1.2 × 11.2 (2)12 (3)24 (4)6

Correct Answer: 2

Q No: 59

Consider the following reversible reactions (at 298 K) : :(a) N2O4 ƒ 2NO2

(b) 2SO2 + O2 ƒ ƒ 2SO3

(c) 2HI ƒ ƒ H2 + I2(d) X + Y ƒ ƒ 4Z

Highest and lowest value of will be shown by the equilibrium respectively :(1)d, b (2)a, c (3)a, b (4)b, d

Correct Answer: 1

Q No: 60

The IUPAC name of the compound

(1)3-phenylbutane(2)3-cyclohexylbutane(3)2-cyclohexylbutane(4)2-phenylbutane

Correct Answer: 4

Q No: 61

Shape and hybridisation of IF5 respectively are(1)trigonal bipyramidal, sp3d(2)seesaw, sp3d(3)square pyramidal sp3d2

(4)pentagonal pyramidal, sp3d2

Correct Answer: 3

Q No: 62

An alloy which does not cointain copper is(1)Solder(2)Bell metal(3)bronze(4)Brass

Correct Answer: 1

Q No: 63

600 ml of ozonised oxygen at STP was found to weight one gram. What is the volume of O3 in the ozonoised oxygen ?

(1)200 ml(2)150 ml(3)100 ml(4)50 ml

Correct Answer: 1

Q No: 64

What is the pH at equivalence point in the titration of 0.1M CH3COOH and 0.1 M NaOH ? [Ka for acetic acid is 1.8 × 10–5 ] :-

(1)7(2)Between 7 and 8(3)Between 8 and 9(4)Between 6 and 7

Correct Answer: 3

Q No: 65

(1)Position isomers(2)Functional isomers(3)Chain isomers(4)Stereoisomers

Correct Answer: 2

Q No: 66

RbO2 is(1)Superoxide and paramgnetic(2)Superoxide and dimagnetic(3)Peroxide and paramagnetic(4)Peroxide and dimagnetic

Correct Answer: 1

Q No: 67

The complex ion which has no d e– in the central metal atom is(1)[Cr(H2O)6]3+

(2)[Co(NH3)6]3+

(3)[Fe(CN)6]3–

(4)[MnO4]–

Correct Answer: 4

Q No: 68

An organic compound contains 4% sulphar Its minimum molecular weight is :(1)200 (2)400 (3)800 (4)1600

Correct Answer: 3

Q No: 69

The final product formed in this reaction is :

(1)

(2)

(3)

(4)

Correct Answer: 4

Q No: 70

Trans-2-butene + Br2 gives :(1)

(2)

(3)

(4)

Correct Answer: 1

Q No: 71

Which one has the lowest boiling point(1)NH3

(2)PH3

(3)AsH3

(4)SbH3

Correct Answer: 2

Q No: 72

Theoreticaly, the no : of geometrical isomer expected for octahedral complex, [Mabcdef] is-(1)0 (2)15 (3)12 (4)30

Correct Answer: 2

Q No: 73

The rates of diffusion of gases A and B, of molecular weight 36 and 64, are in the ratio.(1)4 : 3(2)3 : 4(3)16 : 9(4)9 : 16

Correct Answer: 1

Q No: 74

Which is most reactive towards electrophilic reagent ?(1)

(2)

(3)

(4)

Correct Answer: 1

Q No: 75

In Friedel-Craft reaction, the electrophilic reagent is :(1)AlCl3(2)RCO+

(3)

(4)None of these

Correct Answer: 2

Q No: 76

Anhydride of sulphuric acid is(1)SO2

(2)SO3

(3)H2S2O3

(4)H2SO3

Correct Answer: 2

Q No: 77

Two elements A and B combine to form A2B3 and AB2. If 0.15 mole A2B3 and 0.15 mole AB2 weight 15.9gm and 9.3 gm respectively, then atomic masses of A and B respectively will be-

(1)26, 18(2)18, 26(3)36, 52(4)52, 36

Correct Answer: 1

Q No: 78

The atomic mass of an element having bcc structure is 100 gm/mol. The length of the edge of unit cell is 400 pm. The density of the element is :-

(1)10.38 gm/cm3

(2)5.19 gm/cm3

(3)7.29 gm/cm3

(4)2.14 gm/cm3

Correct Answer: 2

Q No: 79

The major organic product in the reaction, CH3–O–CH(CH3)2 + HI → Products, is :(1)CH3OH + (CH3)2CHI(2)CH3I + (CH3)2CHOH(3)ICH2OCH(CH3)2

(4)

Correct Answer: 2

Q No: 80

Chlorobenzene when condensed with chloral in the presence of conc. H2SO4 yields :(1)Gammexane(2)DDT(3)TNB(4)C6Cl6

Correct Answer: 2

Q No: 81

Which one of the following is the strongest oxidising agent.(1)HClO(2)HClO2

(3)HClO3

(4)HClO4

Correct Answer: 1

Q No: 82

Total no. of neutron in 5gm of D2O (D is ) is(1)0.25 NA

(2)2.5 NA

(3)1.1 NA

(4)0.5 NA

Correct Answer: 2

Q No: 83

The ratio of the difference in energy between the first and second Bohr orbit to that between the second and third Bohr orbit is :-

(1)1/2 (2)1/3 (3)4/9 (4)27/5

Correct Answer: 4

Q No: 84

Which reaction is used in the Rosenmund's reduction(1)H2/Pd-BaSO4

(2)LiAlH4

(3)NH2NH2/KOH/HOCH2–CH2OH(4)Zn-Hg/HCl

Correct Answer: 1

Q No: 85

Glucose and mannose are :(1)Keto-hexoses(2)Anomers(3)Epimers(4)Disaccharides

Correct Answer: 3

Q No: 86

In Bosch's process which gas is utilized for the production of Hydrogen ?(1)Producer gas(2)Water gas(3)Coal gas(4)Natural gas

Correct Answer: 2

Q No: 87

The pair of species have same percentage of carbon.(1)C6H12O6 and CH3OH(2)HCOOH and CH3COOH(3)CH3COOH and C6H12O6

(4)HCHO and CH4

Correct Answer: 3

Q No: 88

The shortest λ for the Lyman series line in H-atom is .........(Given RH = 109678 cm–1) :-

(1)911 Å(2)700 Å(3)600 Å(4)811 Å

Correct Answer: 1

Q No: 89

The major product (70-80%) of the reaction between m-dinitro benzene with NH4HS is :-(1)

(2)

(3)

(4)

Correct Answer: 3

Q No: 90

Which of the following is the secondary pollutant ?(1)CO (2)PAN (3)SO2 (4)Aerosol

Correct Answer: 2

Q No: 91

The milky colour of semen is due to the secretion of :-(1)Prostate gland(2)Seminal vesicle(3)Testis(4)Cowper's gland

Correct Answer: 1

Q No: 92

Which of the is/are retroperitoneal organ(s) ?Duodenum, Kidney, Stomach, Transverse colon

(1)One (2)Two (3)Three (4)Four

Correct Answer: 2

Q No: 93

Gene 'A' and 'B' are necessary for normal hearing. What is the possible genotype of a normal child of deaf mother/father :-

(1)AaBb (2)aaBB (3)aabb (4)Aabb

Correct Answer: 1

Q No: 94

Find the incorrect statement from the followings(1)The living world comprises an amazing diversity of living organisms(2)Societies indulged in anthropocentric view could register limited progress in biology(3)Living organisms of present, past and future share equal common genetic material in them.(4)Biology is the story of evolution of living organisms on earth

Correct Answer: 3

Q No: 95

'Blue revolution' is related with :-(1)An efforts to increase poultry products.(2)An efforts to increase productivity of milk.(3)An efforts to increase fish yeild.(4)An efforts to increase high yeilding crops.

Correct Answer: 3

Q No: 96

Depending upon the ............, membrane proteins can be classified as integral or peripheral :-(1)Size(2)Sedimentation rate(3)Ease of extraction(4)Molecular weight

Correct Answer: 3

Q No: 97

Consider the following statements for gymnosperms :-(A) The male and female gametophytes do not have an independent free living existence.(B) The multicellular female gametophyte is retained within megasporangium(C) Their seeds are not covered(D) All gymnosperms are heterosporousChoose correct statements :-

(1)A, B(2)C, D(3)A, B, C(4)A, B, C & D

Correct Answer: 4

Q No: 98

In coelenterata, waste material of food digestion and nitrogenous waste material removed from :-(1)mouth and body wall(2)mouth and aboral pore(3)mouth(4)body wall

Correct Answer: 1

Q No: 99

Regions with very high levels of species richness and high degree of endemism are called :-(1)Biosphere reserve

(2)Sacred grooves(3)Hot spot(4)Amazon forest

Correct Answer: 3

Q No: 100

Stem may function for :-(1)Storage, support and vegetative propagation(2)Perenation(3)Spreading-out branches(4)All of the above

Correct Answer: 4

Q No: 101

Carotene is precursor of :-(1)Vitamin-A(2)Vitamin-B12

(3)Vitamin-C(4)Vitamin-K

Correct Answer: 1

Q No: 102

First heart sound is associated with :-(1)closure of semilunar valves(2)closure Tri/Bi cuspid valves(3)opening of semilunar valves(4)opening of Eustachian valve

Correct Answer: 2

Q No: 103

Discontinuous variations are :-(1)mutation(2)essential features(3)acquired character(4)nonessential features

Correct Answer: 1

Q No: 104

Darwin’s Theory of natural election was based on :-

(1)Enormous rate of production in organisms, struggle for existence and survival of the fittest.(2)Changes due to the use and disuse of organs(3)Inheritance of acquired characters.(4)Mutation

Correct Answer: 1

Q No: 105

'Hisardale' is a new breed of sheep which is resulted of :-(1)out crossing(2)inbreeding(3)cross breeding(4)Interspecific hybridization

Correct Answer: 3

Q No: 106

An improved model of the structure of cell membrane was proposed by Singer and Nicolson in ......... widely accepted as .........

(1)1959, Fluid mosaic model(2)1900, Lipoidal model(3)1938, Unit membrane model(4)1972, Fluid mosaic model

Correct Answer: 4

Q No: 107

Identify the kingdom from the following fertures:-(A) Cell wall composed of chitin and polysaccharides(B) A unique kingdom of heterotrophic organisms.(C) They prefer to grow in warm & humid places(D) They show a great diversity in morphology and habitat

(1)Monera(2)Protista(3)Fungi(4)Plantae

Correct Answer: 3

Q No: 108

Habits of rumination is found is :-(1)Perissodactyla(2)Proboscida

(3)Both (1) & (2)(4)Artidactyla

Correct Answer: 4

Q No: 109

Pesticides are sprayed regularly in field, these are leached into water sources where they are taken up by different aquatic plants and fishes at each trophic level. The correct figure representing pesticides at each trophic level is :-

(1)

(2)

(3)

(4)

Correct Answer: 2

Q No: 110

Read the following statement carefully and select out wrong one with respect to flowering plants :-(1)Pollen grain has two layer covering(2)Pollen grains are well preserved as fossil due to presence of sporopollenin(3)The Exine exhibits a fascinating array of patterns and designs(4)In over 60 percent of angiosperm pollen grain shed at 3-celled stage

Correct Answer: 4

Q No: 111

The pH of semen is :-(1)acidic(2)neutral(3)alkaline(4)None of the above

Correct Answer: 3

Q No: 112

During joint diastole :-(1)Tricuspid an Bi cuspid valves-are opend.(2)Semilunar valves are closed.(3)All four chambers of heart are in diastolic condition.(4)All of the above

Correct Answer: 4

Q No: 113

Crossing over takes place during :-(1)One strand stage(2)Two strand stage(3)Four strand stage(4)Three strand stage

Your Answer:

3

Correct Answer: 3

Q No: 114

Reappearance of a certain ancestral structure. Which has either completely disappeared or reduced is known as :-

(1)Divergent evolution(2)Buffon(3)Atavism(4)Convergent evolution

Correct Answer: 3

Q No: 115

The secretion of antibody by B lymphocytes provide :-(1)CMI(2)Passive immunisation(3)Humoral immunity(4)Permanent immunity

Correct Answer: 3

Q No: 116

The centriole undergone dupication during....(i)...of cell cycle and begins to move towards opposite pole of the cell during the...(ii)... of cell cycle.Choose the correct option :-

(1)(i) Interphase, (ii) M phase(2)(i) S phase, (ii) Anaphase(3)(i) G1 phase, (ii) Prophase(4)(i) Anaphase, (ii) Prophase

Your Answer:

1

Correct Answer: 1

Q No: 117

Sphagnum is used as a packing material for transporting of living material due to its :-(1)Photosynthetic capacity(2)Acidic nature as it does not undergo decay(3)Water holding capacity(4)All of these

Correct Answer: 3

Q No: 118

Identify the mammal group in which mammary glands are without nipples :-(1)Metatheria(2)Eutheria(3)Prototherian(4)All of the above

Correct Answer: 3

Q No: 119

In an ecosystem :-(1)Cycling of energy and nutrients is a coupled process(2)Cycling of energy is an independent process(3)Movement of energy is unidirectional(4)Both macro and micro consumers are necessary

Your Answer:

3

Correct Answer: 3

Q No: 120

The water molecules labeled A in following figure are going to the thylakoids to take part in which process ?

(1)Light - dependent reaction(2)Krebs cycle(3)Calvin cycle(4)Light-independent reaction

Correct Answer: 1

Q No: 121

is mainly secreted in :-(1)PCT(2)Loop of Henle(3)DCT(4)Collecting duct

Correct Answer: 1

Q No: 122

Open circulatory system is found in :-(1)Annelid Chordata(2)Annelid and Arthopoda(3)Arthopoda and Chordata(4)Arthopoda and Mollusca

Your Answer:

4

Correct Answer: 4

Q No: 123

Which type of DNA is found in Bacteria ?(1)ssDNA(2)Straight DNA(3)Circular DNA(4)Membrane bound DNA

Correct Answer: 3

Q No: 124

Mutational theory of De Vries was based on his work on :-(1)Garden pea(2)Evening primrose(3)Drosophila(4)Peruviana

Correct Answer: 2

Q No: 125

After activation of humoral immunity. Which reaction do not occur :-(1)Antigen antibody reaction(2)Opsonisation(3)Neutrilisation(4)Inflammation

Your Answer:

2

Correct Answer: 4

Q No: 126

The outline of some event of mitotic cell division is given below in unorder manner -(i) Condensation of Chromosomes is completed(ii) Chromosome lost their identify as discrete elements(iii) Sister chromatid separate(iv) Initiation of the assembly of mitotic spindleThe correct order or steps for cell division is

(1)i → iv → iii → ii(2)iv → i → iii → ii(3)ii → i → iv → iii(4)iv → iii → i → ii

Your Answer:

2

Correct Answer: 2

Q No: 127

Choose the incorrect statement from following :-(1)Kingdom Animalia is characterized by eukaryotic organisms that are multicellular and their cells

lack cell wall(2)Kingdom Plantae includes all eukaryotic multicellular, chlorophyll- containing organisms.(3)A few members of kingdom plantae are partially heterotrophic or parasites(4)None of these

Correct Answer: 4

Q No: 128

Which one of the following statement is not true for cyclostomata ?(1)Living member of cyclostomata are parasite or scavenger.(2)Cranium is bony(3)Stomach is absent(4)They lack Jaw

Your Answer:

4

Correct Answer: 2

Q No: 129

Which one is most suitable for Nile perch, water hyacinth and lantana camara :-(1)Key stone species(2)Exotic species(3)Ecospecies(4)Endemic species

Correct Answer: 2

Q No: 130

Match the component or process in the left column with the proper compartment or membrane in the right column :-

i Krebs cycle p Stroma of chloroplastii Rubp carboxylase q Matrix of mitochondrioniii Glycolysis r Thylakoid membraneiv Photosystem II s Cytoplasm(1)i → q; ii → p; iii → s; iv → r(2)i → q; ii → s; iii → r; iv → p(3)i → q; ii → p; iii → r; iv → s(4)i → r; ii → s; iii → p; iv → q

Correct Answer: 1

Q No: 131

Hemo-chorial placenta is present in :-(1)Human(2)Elephant(3)Horse(4)Platypus

Your Answer:

1

Correct Answer: 1

Q No: 132

Given below is a diagrammatic view of your ear, select the option in which the structures labelled as A, B, C, D and E are correctly explained :-

(1)A-collects the vibrations in the air which produce soundC-Connects middle ear cavity with bony labyrinth

(2)B-Composed of connective tissue covered with skin outside and with mucus membrane inside D-Its swollen base is called ampulla, which contains a projecting ridge called crista ampullaris

(3)C-Helps in equalising the pressure on either sides of the ear drum.E-Increases the efficiency of transmission of sound waves to the internal ear.

(4)B-Vibrates in response to the sound waves.D-Related with both balancing and hearing.

Your Answer:

4

Correct Answer: 3

Q No: 133

Which of the following bacteria was used in Griffith's experiment ?(1)Bacillus(2)Spirillum(3)Streptococus(4)All

Your Answer:

3

Correct Answer: 3

Q No: 134

Most primitive ancestors of human ?(1)Homohabilis(2)Homoerectus(3)Australopithecus(4)Ramapithecus

Correct Answer: 4

Q No: 135

Protein secreted by plasma cells are :-(1)MHC(2)Complement protein(3)Antigen(4)Antibodies

Correct Answer: 4

Q No: 136

During gamete formation, the enzyme recombinase participates during ?(1)Prophase - I(2)Prophase - II(3)Metaphase - I

(4)Anaphase - ICorrect Answer: 1

Q No: 137

Observe the following figures and identify the structure part labelled as P, Q, R, and S:-

P Q R S1 Archegoniophore Gemma cup Antheridiophora Seta2 Antheridiophores Rhizoids Archegoniophore Capsule3 Antheridiophore Seta Archegoniophore Leaves4 Archegoniophore Gemma cup Antheridiophore Capsule(1)1 (2)2 (3)3 (4)4

Correct Answer: 4

Q No: 138

In which one of the following all four sets of animals give birth to young ones ?(1)Kangaroo, Hedgedog, Dolphin, Scropion(2)Lion, Whale, Ostrich, Bat(3)Penguin, Bat, Hippopotamus, Platypus(4)Shrew, Bat, Cat, Nereis

Your Answer:

4

Correct Answer: 1

Q No: 139

(A) 10 Kcal/m2/yr.(B) 100 Kcal/m2/yr.(C) 1000 Kcal/m2/yr.(D) 100000 Kcal/m2/yr.In the above energy Pyramid for an ecosystem, the rate of secondary production is :-

(1)Uncertain(2)100 Kcal/m2/yr.(3)10 Kcal/m2/yr.(4)110 Kcal/m2/yr.

Your Answer:

4

Correct Answer: 2

Q No: 140

A botanist is having difficulty getting seeds to germinate. What hormone should be apply to the seeds to induce germination ?

(1)Auxin(2)Gibberellin(3)Abscisic acid(4)Ethylene

Your Answer:

2

Correct Answer: 2

Q No: 141

How many of the following is absorbed in PCT :-Glucose, Amino acid, fatty acids, oxytocin, glucagon

(1)One (2)Two (3)Three (4)FiveYour Answer:

3

Correct Answer: 2

Q No: 142

Read the following five (A to E) statements :-(A) Non-myelinated fibres commonly found in somatic and autonomic neural system have schwann cells around them as packaging cells(B) Temporal lobe of cerebrum has the sites for analysis of smell, sound informations, understanding of speech and language comprehension(C) Bipolar neurons have a single branched axon and have no dendrons(D) I,II and VIII cranial nerves are sensory in nature(E) III, IV and VI cranial nerves controls rotation of our eye ball.Which among the above statments are correct

(1)A and B(2)B, C and D(3)A, C and E(4)A, B, D and E

Your Answer:

3

Correct Answer: 4

Q No: 143

RNA is absent in :-(1)Cytoplasm(2)Ribosome(3)Plasma membrane(4)Chromosome

Your Answer:

3

Correct Answer: 3 Status: correct

Q No: 144

Australian marsupial resemble the placental mammals of same or different continent. This indicate than when more than one adaptive radiations found in an isolated geographical area than we called it :-

(1)Divergent evolution(2)Convergent evolution(3)Mega evolution(4)Micro evolution

Your Answer:

2

Correct Answer: 2 Status: correct

Q No: 145

The immunoglobin found in mother milk is :-(1)IgM (2)IgA (3)IgE (4)IgG

Your Answer:

2

Correct Answer: 2

Q No: 146

Which of the following is correctly match :-(1)Phospholipid = Amphipathic molecule(2)Amino acid = Amphoteric nature(3)Amino acid = Isoelectric point = zwitter ion(4)All the above

Your Answer:

3

Correct Answer: 4

Q No: 147

Identify the following figures -

A B C1 Dictyota Polysiphonia Chara2 Fucus Polysiphonia Dictyota3 Dictyota Laminaria Fucus4 Polysiphonia Fucus Porphyra

(1)1 (2)2 (3)3 (4)4Your Answer:

1

Correct Answer: 1

Q No: 148

Which of the following is not a trait of marsupials ?(1)Oviparous(2)Presence of teats over mammary gland(3)Presence of brood pouch(4)All of the above

Your Answer:

1

Correct Answer: 1

Q No: 149

What is an effect of global warming ?(i) Increased capacity of air to accomodate moisture(ii) Altered wind movement pattern(iii) Increased frequency of extreme events (flood, drought etc.)(iv) Altered range of disease, vectors pathogens etc.

(1)(i) only(2)(ii) & (iv)(3)(i) & (ii)(4)(i), (ii), (iii), (iv)

Your Answer:

4

Correct Answer: 4

Q No: 150

Which of the following membrane proteins rely only on passive process to transport substances across the plasma membrane ?(i) Ion channel protein(ii) Carrier proteins(iii) Peripheral proteins(iv) Proton ATPase

(1)i and ii(2)i and iii(3)i and iv

(4)ii and iiiCorrect Answer: 1

Q No: 151

Presence of excessive bile pigments in urine is :-(1)Jaundice(2)Hemorrhage(3)Anemia(4)Erythroblastosis

Correct Answer: 1

Q No: 152

Three principles of mendelism are :-(1)Linkage, Segregation and independent assortment(2)Linkage, Dominance and segregation(3)Dominance, segregation and independent assortment(4)Dominance, linkage and crossing over

Your Answer:

3

Correct Answer: 3

Q No: 153

Function of t-RNA is :-(1)Production of m-RNA(2)Production of ribosome(3)Transfer of amino acid(4)Production of microsome

Your Answer:

3

Correct Answer: 3

Q No: 154

Miller used a mixture of H2, NH3, CH4 and water vapour in his experiment. Heat is produced by electric discharge. He heated this mixture at :-

(1)100°C(2)500°C(3)800°C

(4)1800°CYour Answer:

3

Correct Answer: 3

Q No: 155

Which type of surface marker is present on every nucleated cell in our body :-(1)B-receptor(2)T-receptor(3)MHC-I(4)MHC-II

Correct Answer: 3

Q No: 156

Which of the following is N-base ?(1)Cytidine(2)Cytidylic acid(3)Cytosine(4)None of them

Your Answer:

3

Correct Answer: 3

Q No: 157

Consider the following statements regarding mesosomes :-(a) It may present in the form of vesicles, tubules and lamellae.(b) It help in cell wall secretion, cell respiration, DNA replication and cell division(c) It increase the surface area of cell wall and enzymatic content.(d) It contain oxidative enzymes.Choose the correct statements from the above :-

(1)a, b, c & d(2)a, b & c(3)a, b, & d(4)b, c & d

Your Answer:

3

Correct Answer: 3

Q No: 158

Where would a taxonomist classify an animal if skeleton of animal has single occipital condyle and limbs are absent ?

(1)Ophidia(2)Gymnophiona(3)Urodela(4)Human

Your Answer:

1

Correct Answer: 1

Q No: 159

Select false statement :-(1)Complimentary cells are formed by the activity of phellogen(2)Lenticels occur in most woody trees(3)In the dicot root, vascular cambium is completely secondary in origin(4)Annual rings are formed by the activity of cork cambium

Your Answer:

3

Correct Answer: 4

Q No: 160

Which combination of hormones that delays senescence (Column I) and enhance ripening (Column II) is correct ? Delay ripening Enhance senescenceA Abscisicacid EthyleneB Ethylene AuxinC Abscisic acid CytokininD Gibberellins Ethylene(1)A (2)B (3)C (4)D

Your Answer:

2

Correct Answer: 4

Q No: 161

LH surge promote ovulation as :-(1)it stimulate oogenesis

(2)it inhibit FSH secretion(3)it inhibit estrogen secretion(4)it activate collagenase

Correct Answer: 4

Q No: 162

Mendel's law of heredity can be explained with the help of :-(1)Mitosis(2)Meiosis(3)Both(4)None

Correct Answer: 2

Q No: 163

Which one of the following is not the example or manifestation of consciousness ?(1)Photoperiodism in plants(2)Photoperiod affects reproduction in seasonal breeders(3)All organisms handle chemicals entering their bodies(4)A brain dead coma patient can not respond

Correct Answer: 4

Q No: 164

High yielding and disease resistant varieties of wheat which were developed in India is(1)Ratna(2)IR8(3)Pusa snowball(4)Sonalika

Correct Answer: 4

Q No: 165

Which of the following will result in immunity that is comparatively long lasting :-(1)An adult receives antiserum(2)A baby receives antibodies against numerous pathogens through breast feeding(3)A person survives an infectious disease(4)A baby receives antibodies to chicken pox across the placenta

Correct Answer: 3

Q No: 166

In a double stranded DNA, adenine is 18% then the percentage of cytosine in this DNA will be :-(1)18% (2)64% (3)32% (4)None

Correct Answer: 3

Q No: 167

Use of keiselgurh :-(1)Sound proofing(2)Filteration of oil & syrups(3)Stone polishing(4)All of these

Correct Answer: 4 Status: unattempted

Q No: 168

In Amphioxus, blood circulatory system is :-(1)Closed(2)Without heart(3)Without respiratory pigment(4)All of above

Your Answer:

4

Correct Answer: 4

Q No: 169

Given figure is a transverse section of the woody stem passing through a lenticel, in which labelled structures 'X' are :-

(1)Phellogen(2)Phelloderm

(3)Cork cells(4)Complementary cells

Correct Answer: 4

Q No: 170

Which of the following is a correct statement about sugar movement in phloem ?(1)Diffusion can account for the observed rates of transport(2)Movement can occur both upward and downward in the plant(3)Only phloem cells with nuclei can perform sugar movement(4)It does not require energy

Correct Answer: 2

Q No: 171

After taking meal the pH of of blood :-(1)Falls slightly(2)Rises slightly(3)Show no change(4)Both (1) and (2)

Correct Answer: 2

Q No: 172

Mendel formulated the law of purity of gametes on the basis of :-(1)test cross(2)back cross(3)dihybridcross(4)monohybrid cross

Correct Answer: 4

Q No: 173

Find the correct statement from the following(1)Consciousness is the defining property of animals only(2)Growth is found in both living and non living so it is the defining property of living organisms(3)Reproduction process cannot be exhibited by any non living so it is the defining property of life(4)Cellular organisation is the defining property of life but viruses do not follow this

Correct Answer: 4

Q No: 174

Which one of the following is not correctly disecribed ?(1)Explant :- any part of plant from that whole plant could be regenerated.(2)Lady bird :- A beetle which are useful to get rid of mosquitoes.(3)Anabaena :- fix atmospheric nitrogen and also add organic matter to the soil.(4)Saccharum officinarum :- Tropical canes grown in south India had thicker stem and higher sugar

content.

Correct Answer: 2

Q No: 175

When serum is separated into its various components the fraction that contains most of the antibodies is :-

(1)Gamma fraction(2)Beta fraction(3)Zeta fraction(4)Albumin fraction

Correct Answer: 1

Q No: 176

Prothallus is a :-(1)Gametophyte of a moss which develops directly from a spore(2)Gametophyte of a pteridophyte which develops from a haploid spore(3)First stage of gametophyte of a moss(4)Both (1) & (3)

Correct Answer: 2

Q No: 177

Consider the following bacteria :-Nostoc, Clostridium botulinum, Nitrococcus, Rhodospirillum, Mycobacterium, Anabaena, Nitrobacter, Rhodopseudomonas, Lactobacillus.How many of the above are autotrophic ?

(1)Six (2)Ten (3)Eight (4)Four

Correct Answer: 1

Q No: 178

During the natural ageing of lake :-(A) Lakes fertility increases(B) Plant animal life burgeons(C) Lake grows shallower and warmer(D) Organic remains begin to be deposited on the lake bottom

(1)Only A(2)A & D(3)A, B & C(4)A, B, C & D

Correct Answer: 4

Q No: 179

Stem takes part in storage and perennation in :-(1)Wheat(2)Groundnut(3)Radish(4)Colocasia

Correct Answer: 4

Q No: 180

Which of the following accounts for water being held to the walls of xylem vessels or tracheids ?(1)Root pressure(2)Transpiration(3)Translocation(4)Adhesion

Correct Answer: 4

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