# Solved papers for CMC Medical CMC-Medical Ludhiana Solved Paper-2015

### done CMC-Medical Ludhiana Solved Paper-2015

• question_answer1) Choose the correct statement.

A) A dimensionally correct equation may be correct

B) A dimensionally correct equation must be correct

C) A dimensionally incorrect equation must be incorrect

D) A dimensionally incorrect equation may be correct

View Answer play_arrow
• question_answer2) Which one is not a cause to variation in g?

A) Rotation of the earth

B) Non-sphericity of the earth

C) Density of the earth

D) Atmospheric distribution around the earth

View Answer play_arrow
• question_answer3) Which one of the following is a dimensionally incorrect equation?

A) $h=\frac{2s\,\cos \theta }{r\rho g}$

B) $v=\frac{1}{2\pi }\sqrt{\frac{mgl}{l}}$

C) $W=\frac{\partial u}{\partial x}+\frac{\partial u}{\partial y}+\frac{\partial u}{\partial z}$

D) $B=\frac{{{\mu }_{0}}l}{2\pi d}$

View Answer play_arrow
• question_answer4) Three vectors of equal magnitudes (let P) are lying in a plane such that respective angle between one another is 45?, then the magnitude of these resultants would be

A) $\sqrt{3\,(P+1)}$

B) $\sqrt{2{{P}^{2}}+3}$

C) zero

D) $P(\sqrt{2}+1)$

View Answer play_arrow
• question_answer5) Two vectors of equal magnitude 2 unit lying in the same plane are distributed an angle of$60{}^\circ$. The magnitude of their difference would be

A) $2\sqrt{3}\,unit$

B) $\sqrt{7}\,unit$

C) 2 unit

D) zero

View Answer play_arrow
• question_answer6) Suppose a clock has its minute hand of span 4 cm. The average velocity of tip of the minute land in the time interval 600 am to 6:30 am is

A) $3.8\times {{10}^{-3}}cm\text{/}s$

B) $4.2\times {{10}^{-7}}cm\text{/}s$

C) $4.4\times {{10}^{-3}}cm\text{/}s$

D) $4.4\times {{10}^{-5}}cm\text{/}s$

View Answer play_arrow
• question_answer7) A particle is projected horizontally with muzzle velocity $v$ from the top of a plane inclined at an angle $\alpha$ with the horizontal. It strikes the plane at point P shown in the figure. The time taken by particle to reach at point P in terms of u, g,$\text{ }\!\!\theta\!\!\text{ }$would be A) $\frac{2v\,\sin \theta }{g\,(\cos \theta )}$

B) $\frac{v\,\cos \theta }{(\sin \theta )g}$

C) $\frac{2v}{(\cot \theta -1)}$

D) $\frac{1}{3}vg\,\tan \theta$

View Answer play_arrow
• question_answer8) The geostationary orbit of the earth is at a distance of about 36000 km from the surface of the earth. The weight of 120 kg equipment placed in the geostationary satellite, will be (Given, radius of the earth, R = 6400 km).

A) 23 N

B) 25 N

C) 21 N

D) 27 N

View Answer play_arrow
• question_answer9) A force, $F=v\times A$is exerted on a particle in addition to the force of gravity, where v is the velocity of the particle and A is a constant vector in the horizontal direction. Determine the minimum velocity of projection of a particle of mass m so that it is continues to move in deflected with constant velocity.

A) $\frac{2mg}{3A}$

B) $\frac{2mg}{2A}$

C) $\frac{mg}{2A}$

D) $\frac{mg}{A}$

View Answer play_arrow
• question_answer10) A little boy having mass 15 kg climbing on a rope with one end fixed to the ceiling. If it wishes to go up with an acceleration of $1\,\,m\text{/}{{s}^{2}}$ and rope is 5m long, also monkey starts from roof then how much time will it take to reach the ceiling? (take g = 10 $m\text{/}{{s}^{2}}$)

A) $\sqrt{5}\,s$

B) $\sqrt{7}\,s$

C) $2\sqrt{10}\,s$

D) $\sqrt{10}\,s$

View Answer play_arrow
• question_answer11) The car starts from rest on a half kilometer long bridge. The coefficient of friction between the tyre and the road is 1.0. One cannot drive through the bridge in less than (take g = 10$m\text{/}{{s}^{2}}$)

A) 10 s

B) 8 s

C) 7 s

D) 5 s

View Answer play_arrow
• question_answer12) A rigid bob is fastened to the end of a string and is whirled in a vertical circle of radius r. The minimum speed, bob can have at the highest point of the circle, is

A) $\sqrt{rg}$

B) $\sqrt{3\,rg}$

C) $\sqrt{5\,rg}$

D) $\sqrt{6\,rg}$

View Answer play_arrow
• question_answer13) A vehicle is going on a circular track of radius $r$. The acceleration is $a=\frac{dv}{dt}$. The frictional coefficient between road and tyre is$\mu$. The speed at which the car will skid, is

A) ${{\left[ \frac{{{\mu }^{2}}{{g}^{2}}-{{a}^{2}}}{{{r}^{2}}} \right]}^{\frac{1}{2}}}$

B) ${{\left[ \frac{\mu g-a}{3r} \right]}^{\frac{1}{2}}}$

C) ${{[({{\mu }^{2}}{{g}^{2}}-{{a}^{2}}){{r}^{2}}]}^{\frac{1}{4}}}$

D) ${{\left[ \frac{{{\mu }^{4}}{{g}^{2}}-{{a}^{4}}}{{{r}^{2}}} \right]}^{\frac{1}{4}}}$

View Answer play_arrow
• question_answer14) A lift of mass 500 kg is moving upward with a velocity 0.20 m/s. The lift is driven by a motor whose horse power rating would be

A) 1.3

B) 1.9

C) 2.1

D) 0.9

View Answer play_arrow
• question_answer15) Two cylindrical vessels having equal cross-sectional areas a containing water upto levels ${{H}_{1}}$ and ${{H}_{2}}$. Vessels are connected through a pipe to make level of contained water same in both. If the density of water is d then what will be work done by the gravity in the process?

A) $gd\left( \frac{{{H}_{1}}-{{H}_{2}}}{2} \right)$

B) ${{g}^{2}}{{d}^{2}}{{a}^{2}}{{\left( \frac{{{H}_{1}}-{{H}_{2}}}{2} \right)}^{2}}$

C) $adg{{\left( \frac{{{H}_{1}}-{{H}_{2}}}{2} \right)}^{2}}$

D) $\frac{{{({{H}_{1}}-{{H}_{2}})}^{2}}}{2ga}$

View Answer play_arrow
• question_answer16) If a block of mass M slides down a smooth vertical circular track, then in motion, block said to be in

A) vertical equilibrium

B) horizontal equilibrium

C) radial equilibrium

D) None of the above

View Answer play_arrow
• question_answer17) The figure shows a rectangular plate. Half part of the rectangular plate having density ${{d}_{1}}$ while second half having density ${{d}_{2}}$. The length of the plate l then its centre of mass will be

A) $\left( \frac{{{d}_{1}}+{{d}_{2}}}{{{d}_{1}}{{d}_{2}}} \right)l$

B) $\left( \frac{{{d}_{1}}+2{{d}_{2}}}{3{{d}_{1}}+4{{d}_{2}}} \right)l$

C) $\left( \frac{3{{d}_{1}}{{d}_{2}}}{{{d}_{1}}+3{{d}_{2}}} \right)l$

D) $\left( \frac{{{d}_{1}}+3{{d}_{2}}}{4({{d}_{1}}+{{d}_{2}})} \right)l$

View Answer play_arrow
• question_answer18) A sphere of mass is moving with velocity $v$ collides head on with another sphere of mass 2m at rest. If the coefficient of restitution is $\frac{1}{2},$then what will be velocity of second sphere after the collision?

A) $\frac{v}{4}$

B) $\frac{2v}{3}$

C) $\frac{v}{2}$

D) Zero

View Answer play_arrow
• question_answer19) One end of a spring of natural length h and spring constant k is fixed at the ground and the other is fitted with a smooth ring of mass m which is allowed to slide on a horizontal rod fixed at a height h. Initially, the spring makes an angle $37{}^\circ$ with the vertical when the system is released from the rest. The speed of the ring, when the spring becomes vertical will be

A) $\sqrt{\left( \frac{3k}{m} \right)h}$

B) $\frac{h}{2}\sqrt{\frac{3k}{m}}$

C) $\frac{h}{4}\sqrt{\frac{k}{m}}$

D) $\frac{5h}{4}\sqrt{\frac{3k}{2m}}$

View Answer play_arrow
• question_answer20) Consider a situation that a rope is hanging from a balloon with which a monkey hangs. The balloon and monkey are in the air and at the rest. If the monkey reaches the top of the rope of length 1 which masses of balloon and monkey are M and m then by what distance does the balloon descend?

A) $\frac{mL}{m+M}$

B) $\frac{2mL}{3m+M}$

C) $\frac{mL}{2m+3M}$

D) $\frac{mL}{\frac{m}{2}+M}$

View Answer play_arrow
• question_answer21) Figure shows a pully having moment of inertia $I$ and radius $r$. A string is passing over the fully and is connected to two masses m and M atits ends on either side of the pully. If the string is massless and there is no slippage of rope on the pully, then the accelerations of either of the blocks will be A) $\frac{[I+m{{R}^{2}}]g}{(m+M)R}$

B) $\frac{(M+m)g{{R}^{2}}}{I-(M+m)I{{R}^{2}}}$

C) $\frac{(M+m)gR}{(m+M)I}$

D) $\frac{(M-m)g{{R}^{2}}}{I+(M+m){{R}^{2}}}$

View Answer play_arrow
• question_answer22) The separation between two masses of 1 kg and 2 kg is 50 cm. Under mutual gravitational force, the acceleration of 2kg mass is

A) $5.3\times {{10}^{-10}}m{{s}^{-2}}$

B) $2.65\times {{10}^{-10}}m{{s}^{-2}}$

C) $3.65\times {{10}^{-10}}m{{s}^{-2}}$

D) None of these

View Answer play_arrow
• question_answer23) The gravitational acceleration at the earths surface is g, the work done in slowly lifting, body of mass m from the earths surface to a height R equal to the radius of the earth, is

A) $\frac{1}{2}mgR$

B) $2\,mgR$

C) $mgR$

D) $\frac{1}{4}mgR$

View Answer play_arrow
• question_answer24) A rod of Span 1 m is suspended through an end and is set into oscillation with some small amplitude within the gravitational field. The time period will be

A) 1.65

B) 1.25

C) 1.95

D) 2.15

View Answer play_arrow
• question_answer25) The amplitude of an SHM executed by a particle is 10 cm. The distance with respect to mean position (a fixed point), where kinetic energy and potential energy will be equal, is

A) $5\sqrt{2}\,cm$

B) $10\sqrt{2}\,cm$

C) $3\sqrt{2}\,cm$

D) $10\,cm$

View Answer play_arrow
• question_answer26) The surface of water in a water tank on the top of a house is 4 m above the tap level. Is it necessary to specify that tap is closed?

A) Yes

B) No

C) Both (a) and (b)

D) Cannot be said

View Answer play_arrow
• question_answer27) The acceleration of an U-tube containing a liquid, is${{a}_{0}}$. If the diameter of circular part of U-tube is $I$ then the difference in the heights of liquid in two arms will be

A) $\sqrt{\frac{A{{a}_{0}}gI}{2}}$

B) $\sqrt{\frac{{{a}_{0}}I}{g}}$

C) $\frac{A{{a}_{0}}g}{{{I}^{2}}}$

D) $\frac{{{a}_{0}}I}{g}$

View Answer play_arrow
• question_answer28) A steel plate efface area 4 $c{{m}^{2}}$ and thickness 0.5 cm is fixed rigidly at the lower surface. A tangential force of 10 N is applied on the upper surface. The lateral displacement of the upper surface with respect to the lower surface will be [Modulus of rigidity for steel$=8.4\times {{10}^{10}}N{{m}^{-2}}$]

A) $2.1\times {{10}^{-8}}m$

B) $1.5\times {{10}^{-9}}m$

C) $3.7\times {{10}^{-7}}m$

D) $0.8\times {{10}^{-10}}m$

View Answer play_arrow
• question_answer29) A uniform spring of mass 10 g having mass per unit length 0.25 g/cm is attached to spring at one end and to a fixed wall at the other end. The string has stiffness 160 $N{{m}^{-1}}$ and stretched by 1.0 cm. If the wave pulse is produced on string near the fixed rigid support, then the time will it take to reach the spring is

A) 0.3 s

B) 0.05 s

C) 0.03 s

D) 0.5 s

View Answer play_arrow
• question_answer30) The sound waves travelling through the air are of wavelength 40 cm. If at the some specified point, the difference between the maximum and minimum pressure is$1.0\times {{10}^{-3}}N{{m}^{-2}}$ then the amplitude of vibration of medium particles is [The bulk modulus of air is $1.4\times {{10}^{5}}N{{m}^{-2}}$]

A) $2.2\times {{10}^{-10}}m$

B) $3.7\times {{10}^{-9}}m$

C) $1.7\times {{10}^{-11}}m$

D) $1.9\times {{10}^{-10}}m$

View Answer play_arrow
• question_answer31) The Dopplers effect in case of stationary source and moving observer may be generalised as

A) $v=\frac{v+u}{v}{{v}_{0}}$

B) $v=\frac{v-u}{v}{{v}_{0}}$

C) $v=\frac{v}{v+u}{{v}_{0}}$

D) $v=\frac{v+{{u}_{0}}}{v-{{u}_{s}}}{{v}_{0}}$

View Answer play_arrow
• question_answer32) If the velocity of source is ${{v}_{s}},$ the velocity of wave (sound) is $v$and velocity of observer is ${{v}_{0}}$ then the match number is defined as the ratio

A) $\frac{{{v}_{s}}}{v}$

B) $\frac{{{v}_{s}}}{{{v}_{0}}}$

C) $\frac{{{v}_{0}}}{v}$

D) $\frac{{{v}_{0}}v}{{{v}_{s}}}$

View Answer play_arrow
• question_answer33) The light of wavelength 560 nm goes through a pin hole of diameter 0.20 mm and falls on a wall at a distance of 2m. The radius of central bright fringe formed on the wall, will be

A) 137 cm

B) 0.683

C) 2.07 cm

D) 1.98 cm

View Answer play_arrow
• question_answer34) An object is focused by a microscope. A glass slab of thickness 2.5 cm is introduced between object and microscope. If the refractive index of slab is 1.5 then by what distance should be microscope be shifted to focus the object again?

A) 0.83

B) 0.94

C) 0.64

D) 0.15

View Answer play_arrow
• question_answer35) A child has near point 12 cm. The maximum angular magnification, the child can have with a convex lens of focal length 12 cm?

A) 1.7

B) 1.0

C) 2.0

D) 2.5

View Answer play_arrow
• question_answer36) An electron moves in the magnetic with speed$3.0\times {{10}^{6}}m\text{/}s$. The path of motion of electron is circular. If a particle having charge same as the electron and mass $1.8\times {{10}^{-27}}$kg were to move on circle with same radius in the magnetic field of same strength then velocity of charged particle is

A) $0.9\times {{10}^{6}}m\text{/}s$

B) $2.1\times {{10}^{4}}m\text{/}s$

C) $1.5\times {{10}^{3}}m\text{/}s$

D) $1.9\times {{10}^{5}}m\text{/}s$

View Answer play_arrow
• question_answer37) By connecting a resistance of 1980$\Omega$ in series with a voltmeter scale division becomes 100 times larger. The resistance of voltmeter is

A) 20$\Omega$

B) 22$\Omega$

C) 25$\Omega$

D) 28$\Omega$

View Answer play_arrow
• question_answer38) An ${{N}_{1}}\text{-}$turns coil having diameter D carries a current$I$. An another coil is made of same material having number of turns ${{N}_{2}},$ diameter 2D and carrying the same current$I$. If the length of wire in both coils are same then ratio of their magnetic moments$\left( \frac{{{M}_{1}}}{{{M}_{2}}} \right)$be

A) 1 : 2

B) 2 : 1

C) 4 : 1

D) 1 : 4

View Answer play_arrow
• question_answer39) The changing flux through an area in terms of time is given by $\phi =(2{{t}^{2}}+3t+4)\,Wb$ The emf induced at t = 5 s is

A) 69 V

B) 20 V

C) 23 V

D) 27 V

View Answer play_arrow
• question_answer40) Regarding a transformer, the incorrect statement is

A) it is static electrical device

B) it is used to lower the voltage level of power supply

C) ideally it can alter the power

D) it is used to change the current rating

View Answer play_arrow
• question_answer41) Consider the circuit shown below If the power factor of series L-C-R circuit is unity, then Q-factor is [take, v = 50 Hz]

A) 4.98

B) 5.58

C) 6.32

D) 6.90

View Answer play_arrow
• question_answer42) A conductor turns to be a super conductor, is represented in the graph

A) B) C) D) View Answer play_arrow
• question_answer43) Consider the infinite resistance connection shown below each of resistor having resistance $r$ If R be the equivalent resistance, then it can expressed in terms of r as.

A) $\frac{(1+\sqrt{5})}{2}r$

B) $\frac{(1-\sqrt{5})}{2}r$

C) $\frac{(\sqrt{3}+1)}{2\sqrt{3}}r$

D) $\frac{(\sqrt{7}+1)}{\sqrt{3}}r$

View Answer play_arrow
• question_answer44) Two resistors M and N have resistances ${{R}_{M}}$ and ${{R}_{N}}$ respectively. With ${{R}_{M}}<{{R}_{N}}.$ The resistances of their material are ${{\rho }_{M}}$ and ${{\rho }_{N}},$then

A) ${{\rho }_{M}}>{{\rho }_{N}}$

B) ${{\rho }_{M}}<{{\rho }_{N}}$

C) ${{\rho }_{M}}={{\rho }_{N}}$

D) None of these

View Answer play_arrow
• question_answer45) Which one of the following will experience maximum magnetic force while projected with same perpendicular velocity and in same magnetic field strength region?

A) Electron

B) Proton

C) $H{{e}^{+}}$

D) $Li{{\,}^{++}}$

View Answer play_arrow
• question_answer46) A conductor wire carrying a current $I$through it is bent to form U-shape such that its straight arms is separated at a distance d. The magnetic field induction at the centre of circular part of the U-shape will be

A) $\frac{{{\mu }_{0}}I}{2d}\left[ 1+\frac{2}{\pi } \right]$

B) $\frac{{{\mu }_{0}}{{I}^{2}}}{2\pi d}$

C) $\frac{{{\mu }_{0}}I}{\pi d}$

D) $\frac{{{\mu }_{0}}I}{2d}$

View Answer play_arrow
• question_answer47) Consider the electrical circuit Which equation for the circuit is correct?

A) ${{\varepsilon }_{1}}-({{L}_{1}}+{{L}_{2}})R+{{L}_{1}}{{r}_{1}}=0$

B) $-{{\varepsilon }_{2}}-({{L}_{1}}+{{L}_{2}})R+{{i}_{2}}{{r}_{2}}=0$

C) ${{\varepsilon }_{2}}-{{i}_{2}}{{r}_{2}}-{{\varepsilon }_{1}}-{{i}_{1}}{{r}_{1}}=0$

D) ${{\varepsilon }_{1}}-({{i}_{1}}+{{i}_{2}})R-{{i}_{1}}{{r}_{1}}=0$

View Answer play_arrow
• question_answer48) An H-atom is initially in ground, state absorbs a photon, which excites it upto n = 4 level. The wavelength of emitted radiation is

A) 97 nm

B) 82 nm

C) 67 nm

D) 107 nm

View Answer play_arrow
• question_answer49) The dimension of a room is$4m\times 4m\times 10\,cm$ end of concrete roof $(K=1.26\,W{{m}^{-1}}{}^\circ {{C}^{-1}}).$ At some instant, the temperature outside is $46{}^\circ$and that inside of room is$32{}^\circ C$. Neglecting the convection, amount of heat flouring per second into the room through the roof, will be

A) 2890 W

B) 2830 W

C) 2800 W

D) 2822 W

View Answer play_arrow
• question_answer50) At the steady state,

A) the temperature of all the sections of a rod is same

B) heat current through any section of a rod is same

C) temperature and heat current-of all the sections are same

D) None of the above

View Answer play_arrow
• question_answer51) The correct order of basic nature of the following compounds is

 (I) (II) (III) (IV) A) $I<II<III<IV$

B) $IV<II<III<II$

C) $I<II<IV<III$

D) $IV<III<I<II$

View Answer play_arrow
• question_answer52) Aspirin is used as

A) pesticide

B) analgesic

C) antibiotic

D) antiseptic

View Answer play_arrow
• question_answer53) The compound that does not undergo carbylamine reaction.

A) ${{C}_{6}}{{H}_{5}}N{{H}_{2}}$

B) $C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}N{{H}_{2}}$

C) $C{{H}_{3}}-\underset{C{{H}_{3}}}{\overset{C{{H}_{3}}}{\mathop{\underset{\mathbf{|}}{\overset{\mathbf{|}}{\mathop{C}}}\,}}}\,-N{{H}_{2}}$

D) ${{C}_{2}}{{H}_{5}}N{{H}_{2}}$

View Answer play_arrow
• question_answer54) The basicity of the cyclohexylamine is more than that of aniline because of

A) resonance

B) hyper conjugation effect

C) $+R\text{-}$effect of $-N{{H}_{2}}$group

D) $-R\text{-}$effect of $-N{{H}_{2}}$ group

View Answer play_arrow
• question_answer55) The final product of the sequence of the following reaction is $C{{H}_{3}}-C{{H}_{2}}OH\xrightarrow[\text{or}\,PCC/C{{H}_{2}}C{{l}_{2}}]{Cu/573K}A\xrightarrow{Dil.\,NaOH}B$

A) $C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}$

B) $C{{H}_{3}}\overset{OH}{\mathop{\overset{\mathbf{|}}{\mathop{CH}}\,}}\,-C{{H}_{2}}CHO$

C) $C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}-OH$

D) $C{{H}_{2}}=CH-C{{H}_{3}}$

View Answer play_arrow
• question_answer56) In the following sequence of the reaction,$C{{H}_{3}}C{{H}_{2}}Cl\xrightarrow[\Delta ]{Alc.\,\,KCN}A\xrightarrow[in\,ether]{LiAl{{H}_{4}}}B$the major product B is

A) $C{{H}_{3}}C{{H}_{2}}COOH$

B) $C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}-OH$

C) $C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}N{{H}_{2}}$

D) $C{{H}_{3}}C{{H}_{2}}N{{H}_{2}}$

View Answer play_arrow
• question_answer57) Which of the following is an example of amino acid which has more than one stereogenic centre?

A) Glutanic acid

B) Lysine

C) Arginine

D) Aspartic acid

View Answer play_arrow
• question_answer58) Which of the following proteins, also act as harmone?

A) Keratin

B) Oxytocin

C) Trypsin

D) None of these

View Answer play_arrow
• question_answer59) The monomer unit of amylopectin is

A) amylose

B) $\alpha \text{-}D\text{-}$glucose

C) $\alpha \text{-}L\text{-}$glucose

D) lactose

View Answer play_arrow
• question_answer60) Cellulose on hydrolysis gives,

A) D-glucose

B) D-ribose

C) L-glucose

D) D-fructose

View Answer play_arrow
• question_answer61) In vulcanisation of rubber,

A) tensile strength, elasticity and resistance can be decreases

B) tensile strength, elasticity and resistance can be increases

C) sulphur forms a very thin protective layer

D) None of the above

View Answer play_arrow
• question_answer62) Which of the following form biodegradable polymers?

A) Caprolactum

B) Ethylene glycol + phthalic acid

C) 3-hydroxy butanoic acid +3 hydroxy pentanoic acid

D) None of the above

View Answer play_arrow
• question_answer63) Which of the following is the property of thermoplastic polymers?

A) Cannot be moulded by heating

B) Have cross - linking between them

C) Intermolecular force of attraction is in between elastomers and fibres

D) Intermolecular force, of attraction is higher than elastomers and fibre

View Answer play_arrow
• question_answer64) The reaction $RCON{{H}_{2}}+B{{r}_{2}}+KOH\xrightarrow{\Delta }$gives $1{}^\circ$amine. The name of the reaction is

A) Hofmann bromamide degradation reaction

B) Sandmeyer reaction

C) Carbylamine reaction

D) Gattermann reaction

View Answer play_arrow
• question_answer65) The nomenclature of the complexes, is

A) octaaqua-$\text{ }\!\!\mu\!\!\text{ }$-hydroxo-$\text{ }\!\!\mu\!\!\text{ }$-nitr diiron (II) sulphate

B) octaaqua-$\text{ }\!\!\mu\!\!\text{ }$-hydroxo-$\text{ }\!\!\mu\!\!\text{ }$-nitro diiron (III) sulphate

C) tetraaqua-$\text{ }\!\!\mu\!\!\text{ }$-hydroxo-$\text{ }\!\!\mu\!\!\text{ }$-nitro diiron tetraaqua sulphate (III)

D) tetraaqua-$\text{ }\!\!\mu\!\!\text{ }$-hydroxo-$\text{ }\!\!\mu\!\!\text{ }$-nitro diiron tetraaqua sulphate (II)

View Answer play_arrow
• question_answer66) Which of the following have the hygroscopic nature?

A) $CaS{{O}_{4}}$and $MgS{{O}_{4}}$

B) $Ca{{(OH)}_{2}}$and $L{{i}_{2}}C{{O}_{3}}$

C) $CaC{{l}_{2}},\,MgC{{l}_{2}}$and $LiOH$

D) $CaS{{O}_{4}}$and $CaC{{l}_{2}}$

View Answer play_arrow
• question_answer67) Using the EAN rule, predict the value of$x$in$Ni\,{{(CO)}_{x}},{{K}_{4}}[Fe{{(CN)}_{x}}].$

A) 6, 4

B) 4, 6

C) 5, 8

D) 8, 5

View Answer play_arrow
• question_answer68) Which of the following is paramagnetic?

A) $L{{a}^{3+}}$

B) $L{{u}^{3+}}$

C) $N{{d}^{3+}}$

D) All lanthanides show paramagnetic

View Answer play_arrow
• question_answer69) Which of the following statements is not correct?

A) $La{{(OH)}_{3}}$ is more basic than $Lu{{(OH)}_{3}}$

B) $Z{{r}^{4+}}$ and $H{{f}^{4+}}$possess almost same ionic radii

C) $C{{e}^{4+}}$can act are reducing agent

D) In lanthanide series, ionic radius of $L{{n}^{3+}}$ ions increase

View Answer play_arrow
• question_answer70) Which one of the following act as an reducing agent?

A) $Y{{b}^{2+}}$

B) $S{{m}^{4+}}$

C) $E{{u}^{4+}}$

D) $N{{p}^{4+}}$

View Answer play_arrow
• question_answer71) Lanthanoid contraction is due to

A) the same effective nuclear charge

B) partially filling of f and d-orbitals

C) the imperfect shielding on outer electrons by 4f-electrons from the nuclear charge

D) the perfect shielding on outer electrons by 4f-electrons from the nuclear charge

View Answer play_arrow
• question_answer72) According to Bronsted Lowry concept, the correct order of acidic character of oxyacids are

A) $HCl{{O}_{4}}>HBr{{O}_{4}}>HI{{O}_{4}}$

B) $HCl{{O}_{4}}>HI{{O}_{4}}>HBr{{O}_{4}}$

C) $HI{{O}_{4}}>HCl{{O}_{4}}>HBr{{O}_{4}}$

D) $HI{{O}_{4}}>HBr{{O}_{4}}>HCl{{O}_{4}}$

View Answer play_arrow
• question_answer73) Which of the following carbonates is stable?

A) $CaC{{O}_{3}}$

B) $N{{a}_{2}}C{{O}_{3}}$

C) $MgC{{O}_{3}}$

D) $SrC{{O}_{3}}$

View Answer play_arrow
• question_answer74) The correct order of solubility of $BeS{{O}_{4}},$$MgS{{O}_{4}},$$CaS{{O}_{4}},$$SrS{{O}_{4}},BaS{{O}_{4}}$ in water is

A) $MgS{{O}_{4}}>CaS{{O}_{4}}>BaS{{O}_{4}}>BeS{{O}_{4}}>SrS{{O}_{4}}$

B) $BeS{{O}_{4}}>MgS{{O}_{4}}>CaS{{O}_{4}}>SrS{{O}_{4}}>BaS{{O}_{4}}$

C) $MgS{{O}_{4}}>BeS{{O}_{4}}>BaS{{O}_{4}}>CaS{{O}_{4}}>SrS{{O}_{4}}$

D) $BeS{{O}_{4}}>CaS{{O}_{4}}>MgS{{O}_{4}}>BaS{{O}_{4}}>SrS{{O}_{4}}$

View Answer play_arrow
• question_answer75) In Halls process,

A) bauxite ore is fused with $NaOH$

B) ammonia is prepared

C) $A{{l}_{2}}{{O}_{3}}\cdot 2{{H}_{2}}O$ is fused with $NaHC{{O}_{3}}$

D) bauxite ore is fused with $N{{a}_{2}}C{{O}_{3}}$

View Answer play_arrow
• question_answer76) The stability of $BC{{l}_{3}}$ is higher as compared to $TIC{{l}_{3}}$ is due to

A) +3 oxidation state of $TI$

B) +3 oxidation state of$B$

C) absence of inert pair effect in $BC{{l}_{3}}$

D) presence of inert pair effect in $BC{{l}_{3}}$

View Answer play_arrow
• question_answer77) What will happen when we add a little amount of water to$CaS{{O}_{4}}\cdot \frac{1}{2}{{H}_{2}}O$?

A) The product becomes very hard

B) The product becomes very soft

C) A shining surface is obtained

D) The colour of product will change

View Answer play_arrow
• question_answer78) Which of the following conditions is correct about the Habers process of ammonia?

A) High concentration of ${{N}_{2}}$or/and ${{H}_{2}}$

B) Low pressure

C) Low temperature

D) Both (a) and (c)

View Answer play_arrow
• question_answer79) Which of the following statements is correct?

 I. Chemical equilibrium can be attained only from one side. II. Chemical equilibrium will continue indefinitely if the conditions such as temperature and concentration are not changed. III. Chemical equilibrium is dynamic in nature. IV. Chemical equilibrium can be attained faster by use of a catalyst.

A) I and II

B) II, III and IV

C) l, III and IV

D) All of these

View Answer play_arrow
• question_answer80) Choose the correct statement.

A) In adiabatic process, the system exchange heat with surroundings

B) Isothermal process is carried out at constant temperature

C) In isobaric process, change of state is brought with change in pressure

D) In isobaric process, the temperature is kept constant

View Answer play_arrow
• question_answer81) Identify the intensive quantity from the following.

A) Density and concentration

B) Mass and volume

C) Heat, capacity and enthalpy

D) Volume and temperature

View Answer play_arrow
• question_answer82) For the reaction $C+{{O}_{2}}\xrightarrow{{}}C{{O}_{2}},$what are the signs of $\Delta H$ and $\Delta S$respectively?

A) Positive, negative

B) Negative, positive

C) Negative, negative

D) Positive, positive

View Answer play_arrow
• question_answer83) Which of the following is correct about order of reaction?

A) It always a whole number

B) It is theoretical concept

C) It is meant for the reaction and not for its individual steps

D) It is total number of reacting species

View Answer play_arrow
• question_answer84) Half-life of reaction is inversely proportional to the square of initial concentration. The order of reaction is

A) 0

B) 1

C) 2

D) 3

View Answer play_arrow
• question_answer85) The correct formula of Arrhenius equation is

A) $k=A{{e}_{Ea/RT}}$

B) $\ln \frac{k}{A}=-\frac{{{E}_{a}}}{RT}$

C) $\log A=\log k+\frac{{{E}_{a}}}{2.303\,RT}$

D) $\log \left[ -\frac{{{E}_{a}}}{RT} \right]=\frac{k}{A}$

View Answer play_arrow
• question_answer86) A graph is plotted between k vs $\frac{1}{t}$ of a given reaction A + B $\xrightarrow{{}}$ product. When concentration of A and B are equal, the slope will be

A) $\frac{x}{a}$

B) $\frac{a}{x}$

C) $\frac{x}{a\,(a-x)}$

D) $\frac{x}{{{a}^{2}}}$

View Answer play_arrow
• question_answer87) Isoelectric point is a

A) point where all solid, liquid and vapour found

B) point of suitable concentration of amino acid

C) hydrogen ion concentration that does not allow migration of amino acid under electric field

D) melting point of amino acid

View Answer play_arrow
• question_answer88) At a given temperature, the amount of dissolved gas in unit volume of the solvent is proportional to the pressure of gas. The given statement is based upon

A) Raoults law

B) Kohlrausch law

C) Henrys law

D) None of the above

View Answer play_arrow
• question_answer89) What is the value of $E{{{}^\circ }_{cell}}$$Cr\text{/}C{{r}^{3+}}(0.2\,M)||\,F{{e}^{2+}}(0.02\,M)|Fe$

A) $-\,0.260\,V$

B) $0.3394\,V$

C) $-0.3394\,V$

D) $+\,0.2606\,V$

View Answer play_arrow
• question_answer90) Which of the given nuclei is the most stable?

A) ${{\,}_{12}}M{{g}^{23}}$

B) ${{\,}_{2}}H{{e}^{3}}$

C) ${{\,}_{82}}P{{b}^{207}}$

D) None of these

View Answer play_arrow
• question_answer91) Which of the following is the use of electrolysis?

A) Electroplating

B) Electro refining

C) Smelting

D) None of these

View Answer play_arrow
• question_answer92) The rate of a gaseous reaction is equal to k[A] [B]. The volume of the reaction vessel containing these gases, is reduced by $\left( \frac{1}{2} \right)$of the initial volume. The new rate of the reaction would be

A) $\frac{1}{8}$

B) $\frac{8}{1}$

C) $\frac{1}{4}$

D) $\frac{4}{1}$

View Answer play_arrow
• question_answer93) The possible variation of monoclinic crystal system are (a, b, c = edge lengths and $\alpha ,\,\,\beta ,\,\,\gamma$ = axial angles)

A) $a\ne b\ne c,$$\alpha \ne \beta \ne \gamma \ne 90{}^\circ$

B) $a\ne b\ne c,$$\alpha =\gamma =90{}^\circ \ne \beta$

C) $a=b=c,$$\alpha =\beta =\gamma \ne 90{}^\circ$

D) None of the above

View Answer play_arrow
• question_answer94) The activity of a radioactive sample drops to$\frac{1}{128}$ th of its original value in 2h. The decay constant will be

A) $1.484\times {{10}^{3}}{{s}^{-1}}$

B) $6.7\times {{10}^{-4}}{{s}^{-1}}$

C) $6.7\times {{10}^{3}}{{s}^{-1}}$

D) None of these

View Answer play_arrow
• question_answer95) Name the type of point defect that occur in a crystal of zinc sulphide.

A) Schottky defect

B) Frankel defect

C) Metal deficiency

D) Metal excess defect

View Answer play_arrow
• question_answer96) The number of oxidation state of actinoids is more than that of lanthanoids because

A) acttinoids are more reactive than lanthanoids

B) size of actinoid is bigger than that of lanthanoid

C) 5f orbitals extend farther from the nucleus than 4f orbital

D) Both (a) and (c)

View Answer play_arrow
• question_answer97) What will be the product when ${{K}_{2}}C{{r}_{2}}{{O}_{7}}$reacts with cone. ${{H}_{2}}S{{O}_{4}},$ i.e.${{K}_{2}}C{{r}_{2}}{{O}_{7}}+2{{H}_{2}}S{{O}_{4}}\xrightarrow{Cold}$

A) $C{{r}_{2}}{{O}_{3}}$

B) $Cr{{O}_{3}}$

C) $C{{r}_{2}}{{(S{{O}_{4}})}_{3}}$

D) Both (a) and (b)

View Answer play_arrow
• question_answer98) Write the name of reagent to identify$C{{o}^{2+}}.$

A) $N{{H}_{4}}CNS$

B) Dimethyl glyoxime in $N{{H}_{4}}OH$ / alcoholic solution or DMG

C) ${{H}_{2}}S$gas

D) None of the above

View Answer play_arrow
• question_answer99) Which of the following is a pair of isoelectronic species?

A) $C{{l}_{2}}{{O}_{3}},\,ICl_{2}^{-}$

B) $ICl_{2}^{-},\,Cl{{O}_{2}}$

C) $IF_{2}^{+},\,I_{3}^{-}$

D) $ClO_{2}^{-},\,ClF_{2}^{+}$

View Answer play_arrow
• question_answer100) The ratio of area covered by second orbital to the first orbital is

A) 16 : 1

B) 1 : 16

C) 8 : 1

D) 1 : 8

View Answer play_arrow
• question_answer101) Direct contact, i.e. person to person direct or intimate contact is necessary for which of the following diseases?

A) Diphtheria

B) Amoebiasis

C) Malaria

D) Syphilis

View Answer play_arrow
• question_answer102) The connecting link between Echinodermata and Chordata is

A) Peripatus

B) Echinoderm

C) Tachyglossus

D) Balanoglossus

View Answer play_arrow
• question_answer103) Choose the incorrect statement from the following.

 I. Mypatheria gravis is an autoimmune disorder. II. Uric acid crystal get deposited in synovial joints and cause inflammation in gouty arthritis. III. Malfunction of thyroid and parathyroid lead to oesteoporosis. IV. Muscular dystrophy is inborn abnormality of muscular dysfunction. V. Calcitonin mobilises calcium ions from blood to bones.

A) I and II

B) Only III

C) IV and V

D) Only V

View Answer play_arrow
• question_answer104) Secretion of oestrogen is promoted by

A) HCG

B) FSH

C) progesterone

D) testosterone

View Answer play_arrow
• question_answer105) Membrane attack complex is formed by

A) E-lymphocytes

B) macrophages

C) T-lymphocytes

D) complements

View Answer play_arrow
• question_answer106) The psychological disorder, which is characterised by sadness, hopelessness, low self-esteem, decline in interest, energy, concentration and changes in sleep pattern and appetite is called

A) mood disorder

B) anxiety disorder,

C) attention deficit disorder

D) obsessive-compulsive disorder

View Answer play_arrow
• question_answer107) Choose the correct statements from the option.

 I. Haemoglobin is a conjugate protein. II. Leghaemoglobin is oxygen scavenger. III. Haemocyanin is pigment found in earth worm. IV. In mammalian haemoglobin, complex of 8 molecules of harm join with 4 molecules of globin.

A) I and II

B) II and III

C) I, II and III

D) I and IV

View Answer play_arrow
• question_answer108) Match the (endocrine glands) column I with their (corresponding hormones) column II correctly.

 Column I Column II A. Pancreas 1. FSH and LH B. Hypothalamus 2. Androgens C. Anterior pituitary 3. Insulin D. Testis 4. Gonadotropin Releasing Hormone (GnRH)
Codes

A) A-1 B-2 C-3 D-4

B) A-4 B-3 C-2 D-1

C) A-3 B-4 C-1 D-2

D) A-2 B-1 C-4 D-3

View Answer play_arrow
• question_answer109) Age of reptiles is represented by

A) Cenozoic era

B) Palaeozoic era

C) Mesozoic era

D) Precambrian era

View Answer play_arrow
• question_answer110) AZT is used in the treatment of

A) malaria

B) AIDS

C) TB

D) kala-azar

View Answer play_arrow
• question_answer111) All or none law or Bowditchs law states that

A) the filament that move to shorten a muscle is creative phosphate

B) ultimate source of energy for muscle contraction is glucose

C) response of a muscle/nerve to a stimulus is not proportionate to its intensity

D) None of the above

View Answer play_arrow
• question_answer112) Lung tuberculosis is caused by

A) Pseudomonas aeruginosa

B) Mycobacterium tuberculosis

C) Streptococcus pneumonia

D) Escherichia coli

View Answer play_arrow
• question_answer113) Arrector pilli muscles are associated with

A) eye ball

B) heart

C) hair roots

D) None of these

View Answer play_arrow
• question_answer114) Read the following statements and mark true/false.

 I. Sulphur containing vitamins are thiamine and biotin. II. Gluconeogenesis involves the conversion of glycerole, pyruvate or lactate to glucose. III. Legnin and cellulose does not produce energy on oxidation in humans. IV. Mucus produced by oxynetic cells of stomach neutralise acidic medium in the stomach. V. Kwashiokor is caused due to the protein energy malnutrition.

A)

 True False I, II, III IV, V

B)

 True False II, III I, IV, V

C)

 True False I, II, IV III, V

D)

 True False I, II, V III, IV

View Answer play_arrow
• question_answer115) Match the following column I with column II.

 Column I Column II A. Dodo 1. Africa B. Qugga 2. Russia C. Thylacine 3. Mauritius D. Stellars sea cow 4. Australia
Codes

A) A-1 B-2 C-3 D-4

B) A-4 B-3 C-2 D-1

C) A-3 B-1 C-4 D-2

D) A-2 B-4 C-1 D-3

View Answer play_arrow
• question_answer116) The first plasmid used successfully to clone vertebrate gene by Cohen and Boyer was

A) $pU{{C}^{19}}$

B) $yE{{P}^{24}}$

C) $pS{{C}^{101}}$

D) $pB{{R}^{322}}$

View Answer play_arrow
• question_answer117) Osteit is fibrosa cystica develops due to the

A) hyper parathyroidism

B) hypothyroidism

C) hyperthyroidism

D) hypoparathyroidism

View Answer play_arrow
• question_answer118) Polytypic species are those which

A) do not interbreed

B) are distributed in different geographical areas

C) have two or more species

D) belong to different time periods

View Answer play_arrow
• question_answer119) Match the following column I with column II.

 Column I Column II A. Vampire bat 1. Osmotroph B. Cockroach 2. Frugivorous C. Tiger 3. Carnivorous D. Taenia 4. Omnivorous 5. Sanguivorous
Codes

A) A-2 B-4 C-3 D-5

B) A-5 B-3 C-4 D-1

C) A-1 B-4 C-2 D-5

D) A-5 B-4 C-3 D-1

View Answer play_arrow
• question_answer120) If an individual can understand spoken and written language, but are unable to write as such, which part of their brain is damaged?

A) Hippocampus

B) Brocas area of cerebrum

C) Wernickes area of cerebrum

D) Amygdala

View Answer play_arrow
• question_answer121) Match the following column I with column II.

 Column I Column II A. Seminal vesicles 1. Neutralises urine present in urethra B. Bartholins gland 2. Secretes a slightly acidic pH fluid C. Prostate gland 3. Aid in vestibular lubrication D. Bulbourethral gland 4. Secretes fluid of pH 7.4
Codes

A) A-1 B-2 C-3 D-4

B) A-2 B-1 C-4 D-3

C) A-4 B-3 C-2 D-1

D) A-2 B-3 C-4 D-1

View Answer play_arrow
• question_answer122) A woman suffers from colour blindness while her husband doesnt suffer from it. They have a son and a daughter. Which one of the following statements is most probably correct?

A) Both children suffer from colour blindness

B) Daughter suffers from colour blindness while son doesnt suffer from it

C) Both children do not suffer from colour blindness

D) Son suffers from colour blindness while daughter does not suffer from it

View Answer play_arrow
• question_answer123) Match the following column I with column II.

 Column I Column II A. TR Malthus 1. On the tendency of varieties to depart form original types B. Sir Charles Lyell 2. Philosophie zoolozique C. Weismann 3. On the principles of populations D. Lamarck 4. Principles of geoglogy E. Alfred Russel Wallace 5. Germinal selection
Codes

A) A-5 B-1 C-3 D-2 E-4

B) A-4 B-3 C-2 D-1 E-5

C) A-1 B-2 C-3 D-4 E-5

D) A-3 B-4 C-5 D-2 E-1

View Answer play_arrow
• question_answer124) What is true about ptyalin and amylopsin?

A) Ptyalin is $\alpha \text{-}$amylase while amylopsin is $\beta \text{-}$amylase

B) Ptyalin is $\beta \text{-}$amylase while amylopsin is $\alpha \text{-}$amylase

C) Both ptyalin and amylopsin are $\alpha \text{-}$amylase

D) Both ptyalin and amylopsin are $\beta \text{-}$amylase

View Answer play_arrow
• question_answer125) Read the following statements.

 I. Dialysis fluid contain all constituents as in plasma except $\underset{....}{\mathop{\text{A}}}\,$ II. A chordate animals having flame cells as excretory structure is $\underset{....}{\mathop{\text{B}}}\,$ III. Reabsorption of water from distal parts of the tubule is facilitated by hormone $\underset{....}{\mathop{\text{C}}}\,$ In the above statements I, II and III, A, B and C are

A)  glucose, Planaria, ADH

B)  nitrogenous waste, Loligo ADH

C)  nitrogenous waste, Fasciola ADH

D)  $NaCl,$rotifer, aldosterone

View Answer play_arrow
• question_answer126) Hisardale is a species of sheep developed by crossing of Bikaneri Ewes and Marino Rams in Punjab. It is an example of

A) outcrossing

B) interspecific hybridization

C) out breeding

D) cross breeding

View Answer play_arrow
• question_answer127) The type of joint between carpels and between tarsals is

A) gliding

B) saddle

C) hinge

D) ellipsoid

View Answer play_arrow
• question_answer128) Which of the following statement is correct regarding evolution of mankind?

A) Homo erectus is preceded by Homo habilis

B) Neanderthal man and Cro-magnon man were living at the same time

C) Australopithecus was living in Australia

D) None of the above

View Answer play_arrow
• question_answer129) Christmas disease is another name of

A) haemophilia-B

B) hepatitis-B

C) Downs syndrome

D) sleeping sickness

View Answer play_arrow
• question_answer130) Given below are the few terms related to breathing in column I and column H. Match the action with its related terms.

 Column I Column II A. Eupnea 1. Normal breathing B. Apnea 2. Difficult breathing except in upright position C. Orthropnea 3. Painful breathing D. Dyspnea 4. Rapid shallow breathing E. Tachypnea 5. No breathing
Codes

A) A-1 B-2 C-3 D-4 E-5

B) A-1 B-5 C-2 D-3 E-4

C) A-2 B-3 C-5 D-4 E-1

D) A-5 B-4 C-3 D-2 E-1

View Answer play_arrow
• question_answer131) Which of the following statement (s) is/are correct?

 I. mRNA is transcribed and translated at the same time both in cytosol of prokaryotes. II. mRNA is more abundant than rRNA and tRNA in a cell. III. Eukaryotic mRNA undergoes various processing before translation begins. IV. mRNA is sensitive to nucleases present in the cell.

A) I, III and IV

B) II and III

C) I and III

D) All of these

View Answer play_arrow
• question_answer132) Which of the following plant diseases is caused by bacteria?

 I. Crown gall II. Bunchy top II. Citrus dieback IV. Tundu disease

A) I and II

B) II and III

C) III and IV

D) I and IV

View Answer play_arrow
• question_answer133) A close association in seen between alga and the fungus within a lichen. The role of fungus in this association is

A) provides protection, ancharge and absorption for the algae

B) provides food for alga

C) fires the atmospheric nitrogen for alga

D) releases oxygen for the alga

View Answer play_arrow
• question_answer134) Following are the column showing matching of some ecology terms. Select the correct match from the given codes below.

 I. Sedimentary nutrient cycle - Nitrogen cycle II. Pioneer species - Lichen III. Secondary succession - Burned forest IV. Pyramid of biomass in sea -Upright
Choose the correct option.

A) I, II and IV

B) I and III

C) II and III

D) II and IV

View Answer play_arrow
• question_answer135) Hyaloplasm is

A) protoplast is hyaloplasm

B) protoplast + organelles

C) protoplasm - organelles

D) None of the above

View Answer play_arrow
• question_answer136) Consider the following statement. Choose the incorrect statement among the following.

A) An overwhelming majority of animals and nearly all plants maintain a constant internal temperature

B) An orchid growing as an epiphyte an a mango branch is an example of commensalism

C) In brood parasitism, the parasitic birds lays its egg in the nest of its host and lets the host to incubate them

D) Very small animals are rarely found in Polar Regions

View Answer play_arrow
• question_answer137) Which of the following is an anti auxin used in picking cotton balls?

A) TIBA (2, 3, 5- triiodobenzoic acid)

B) PCIP (P- chlorophenoxy isobutyric acid)

C) PAA (Phenyl Acetic Acid)

D) 2, 4-dichloro phenoxy acetic acid

View Answer play_arrow
• question_answer138) Which of the following is not a conjugate protein?

A) Peptone

B) Phosphoprotein

C) Lipoprotein

D) Chromoprotein

View Answer play_arrow
• question_answer139) Among the following statements same statements are incorrect about the characteristics of probionts (coacervates and microsphere) as envisaged in the abiogenic origin of life. Select the incorrect statement

A) They were partially isolated from the surroundings

B) They could maintain an internal environment

C) They were able to reproduce

D) They could separate combination of molecules from the surroundings

View Answer play_arrow
• question_answer140) If a recombinant DNA bearing gene for ampicillin resistance is transferred into E. coli cells and the host cells are spread on agar plates containing ampicillin, then

A) both transformed and untransformed recipients cell will die

B) both transformed and untransformed recipients cells will grow

C) transformed recipients cells will grow and untransformed cell will die

D) transformed recipients cells will die and untransformed recipients cells will grow

View Answer play_arrow
• question_answer141) Match the following column I with column II.

 Column I Column II A. Hot spots 1. Areas maintained by government for the betterment of wildlife. B. Protected areas 2. Areas of high endemism and high level of species richness. C. National parks 3. Bio-geographical areas where biological diversity along with natural and cultural resources is protected, maintained and managed. D. Biosphere reserve 4. Multipurpose protected areas, which are meant for preserving genetic diversity in the ecosystem of various natural biomass and unique biological communities.
Codes

A) A-1 B-2 C-3 D-4

B) A-3 B-1 C-2 D-4

C) A-2 B-3 C-1 D-4

D) A-2 B-4 C-3 D-1

View Answer play_arrow
• question_answer142) Match the following column I with column II.

 Column I Column II A. Phototaxis 1. Circular movement of protoplasm with response to warm condition B. Chemotaxis 2. Downward move-ment of floral organs (closing flower) C. Seismonasty 3. Movement of Chla-mydomonas D. Hyponasty 4. Movement of antherozoids towards archegonia.
Codes

A) A-2 B-4 C-1 D-3

B) A-1 B-2 C-3 D-4

C) A-4 B-2 C-3 D-1

D) A-3 B-1 C-4 D-2

View Answer play_arrow
• question_answer143) Consider the following statement and identify the correct choose from those codes given below.

 Statement I Diversity observed in the entire geographical areas, is called gamma diversity. Statement II Biodiversity decreases from high altitude to law altitude.
Identify the codes.

A) Statement I is correct, II is incorrect

B) Statement II is correct, I is incorrect

C) Both statements I and II are correct

D) Both statements I and II are incorrect

View Answer play_arrow
• question_answer144) Following are given some representation. Which shows the pyramid of number in a forest ecosystem. Select the correct options? A) Only D

B) B and A

C) B and D

D) Only C

View Answer play_arrow
• question_answer145) The richest source of vitamin-${{B}_{12}}$ are

A) carrot and chickens breast

B) goats liver and Spirulina

C) chocolate and green-green grass

D) rice and hens egg

View Answer play_arrow
• question_answer146) The two microbes found to be very useful in genetic engineering are

A) Diplococcus sp. and Pseudomonas sp.

B) Escherichia coli and Agrobacterium tumefaciens

C) Caenorhabditis elegance and crown gall bacterium

D) Trichoderma sp. and Aspergillus sp.

View Answer play_arrow
• question_answer147) Which of the following statement is correct regarding enzyme inhibition?

A) Competitive inhibition is seen when a substrate competes with an enzyme for binding to an inhibitor protein

B) Competititve inhibition is seen when the substrate and inhibitor compete for the active site on the enzyme

C) Non-competitive inhibition of an enzyme can be overcome by adding large amount of substrate

D) Non-competitive inhibitior often bind to the enzyme reversible

View Answer play_arrow
• question_answer148) In biotechnology now-a-day a much use technology in biolistic. Identify the method where this technique is used during genetic engineering experiments.

A) tissue culture process

B) gene transfer process

C) hybridisation process

D) germplasm conservation process

View Answer play_arrow
• question_answer149) Read the following statement is not true for retrovirus?

A) DNA is not present at any stage in the life cycle of retroviruses

B) Retroviruses carry gene for RNA dependent DNA polymerase

C) The genetic material in mature retrovirus in RNA

D) Retrovirus and causative agent for certain kinds of cancer in man

View Answer play_arrow
• question_answer150) What is antisense technology?

A) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene

B) RNA polymerase producing DNA

C) A cell displaying a foreign antigen used for synthesis of antigen

D) Production of soma clonal variants is tissue culture

View Answer play_arrow
• question_answer151) Directions: Select the related words from the given alternatives. Horse : Neigh : : Jackal: ?

A) Squeak

B) Chatter

C) Howl

D) Bray

View Answer play_arrow
• question_answer152) Directions: Select the related words from the given alternatives. Ink : Pen :: Blood : ?

A) Donation

B) Vein

C) Accident

D) Doctor

View Answer play_arrow
• question_answer153) Directions: Select the related words from the given alternatives. Grain : Stock :: Stick : ?

A) Heap

B) Bundle

C) Collection

D) String

View Answer play_arrow
• question_answer154) Directions: Select the related words from the given alternatives. Nurture : Neglect :: Denigrate : ?

A) Reveal

B) Extol

C) Recognize

D) Calumniate

View Answer play_arrow
• question_answer155) Directions: Select the related words from the given alternatives. Planet: Orbit :: Projectile : ?

A) Trajectory

B) Track

C) Milky Way

D) Path

View Answer play_arrow
• question_answer156) Directions: Select the related words from the given alternatives. Oceans : Deserts :: Waves : ?

A) Sea

B) Dust

C) Sand dunes

D) Ripples

View Answer play_arrow
• question_answer157) Directions: Select the related words from the given alternatives. Pork : Pig :: Beef: ?

A) Farmer

B) Herd

C) Cow

D) Lamb

View Answer play_arrow
• question_answer158) Directions: In these questions, select the one which is different from the other three responses.

A) Petrol : Car

B) Ink : Pen

C) Garbage : Dustbin

D) Lead : Pencil

View Answer play_arrow
• question_answer159) Directions: In these questions, select the one which is different from the other three responses.

A) Sahara : Africa

B) Thar : India

C) Kalahari : America

D) Gobi : Mongolia

View Answer play_arrow
• question_answer160) Directions: In these questions, select the one which is different from the other three responses.

A) Pelican : Reptile

B) Gnu : Antelope

C) Elk : Deer

D) Shark : Fish

View Answer play_arrow
• question_answer161) Directions: In these questions, select the one which is different from the other three responses.

A) Honest : Cheat

B) Good : Nice

C) Extravagant : Thrifty

D) Seldom : Often

View Answer play_arrow
• question_answer162) Directions: In these questions, select the one which is different from the other three responses.

A) 4, 16, 24, 12

B) 2, 8, 4, 16

C) 1, 4, 2, 8

D) 3, 12, 6, 24

View Answer play_arrow
• question_answer163) Directions: In these questions, select the one which is different from the other three responses.

A) 8 (34) 9

B) 5 (120) 12

C) 7 (144) 11

D) 9 (270) 15

View Answer play_arrow
• question_answer164) Directions: In these questions, select the one which is different from the other three responses.

A) 1 (-80)9

B) 6 (12) 2

C) 7 (33) 4

D) 11 (112) 3

View Answer play_arrow
• question_answer165) Directions: In these questions, select the one which is different from the other three responses.

A) 1 (9) 2

B) 3 (243)6

C) 5 (854) 9

D) 4 (441) 7

View Answer play_arrow
• question_answer166) Directions: In these question which one of the given responses would be meaningful order of the following?

 (1) Rainbow (2) Rain (3) Sun (4) Happy (5) Child

A) 2, 1, 4, 3, 5

B) 2, 3, 1, 5, 4

C) 4, 2, 3, 5, 1

D) 4, 5, 1, 2, 3

View Answer play_arrow
• question_answer167) Directions: In these question which one of the given responses would be meaningful order of the following?

 (1) Yarn (2) Plant (3) Saree (4) Cotton (5) Cloth

A) 2, 4, 1, 5, 3

B) 2, 4, 3, 5, 1

C) 2, 4, 5, 1, 3

D) 2, 4, 5, 3, 1

View Answer play_arrow
• question_answer168) In a certain code language, BOARD is writer as EQBNC. How will the word CLIMB be written in that language?

A) CLJKD

B) DKJLF

C) DNHMB

D) FNJRO

View Answer play_arrow
• question_answer169) In a certain language, CREATIVE is written as BDSBFUJS. How is TRIANGLE written in that code?

A) BHSSFKHM

B) BHSSMHHF

C) BSHSFHKM

D) BSSHFMKH

View Answer play_arrow
• question_answer170) Directions: In these questions, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. 589654237, 89654237, 8965423, 965423, ?

A) 58965

B) 65423

C) 89654

D) 96542

View Answer play_arrow
• question_answer171) Directions: In these questions, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. 5824, 5242, ?, 4247, 3823

A) 4467

B) 4718

C) 4856

D) 5164

View Answer play_arrow
• question_answer172) Directions: In these questions, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. 1, 3, 4, 8, 15, 27, ?

A) 37

B) 44

C) 50

D) 55

View Answer play_arrow
• question_answer173) Five ladies-Tanya, Sunita, Nidhi, Aparna and Preeti, and five men-Arvind, Kunal, Pawan, Sahil and Tanmay sat on the two long sides of a rectangular table. Ladies sat alternating with and opposite to the men. Sahil sat in a centre position. Aparna sat opposite Arvind. Sunita sat next to Sahil and three places from Arvind. Preeti sat four places to the left of Aparna. Nidhi sat two places from Sunita and Pawan sat opposite Sunita. Kunal sat three places from Preeti. Who sat opposite Tanya?

A) Arvind

B) Kunal

C) Pawan

D) Sahil

View Answer play_arrow
• question_answer174) If Neena says, Anitas father Raman is the only son of my father-in-law Mahipal, then how is Bindu, who is the sister of Anita, related to Mahipal?

A) Niece

B) Daughter

C) Wife

D) None of these

View Answer play_arrow
• question_answer175) From the given alternative word, select the word which cannot be formed using the letters of the given word. UNHOSPITABLE

A) PITIABLE

B) HOSTILE

C) HOSPITAL

D) UNSTABLE

View Answer play_arrow
• question_answer176) Directions: Which one set of letters when sequentially placed at the gaps in he given letter series shall complete it? a_cdaab_cc_daa_bbb_ccddd

A) bdbda

B) bddca

C) dbbca

D) bbdac

View Answer play_arrow
• question_answer177) Directions: Which one set of letters when sequentially placed at the gaps in he given letter series shall complete it? a_abbb_ccccd_ddccc_bb_ba

A) abcda

B) abdbc

C) abdcb

D) ahead

View Answer play_arrow
• question_answer178) Directions: Which one set of letters when sequentially placed at the gaps in he given letter series shall complete it? _bcdbc_dcabd_bcdbc_dc_bd

A) aaaaa

B) ccccc

C) bbbbb

D) ddddd

View Answer play_arrow
• question_answer179) In a group of 15 people, 7 read French, 8 read English while 3 of them read none of these two. How many of them read French and English both?

A) 0

B) 3

C) 4

D) 5

View Answer play_arrow
• question_answer180) There are 50 students admitted to a nursery class. Some students can speak only English and some can speak only Hindi. Ten students can speak both English and Hindi. If the number of students who can speak English is 21, then how many students can speak Hindi, how many can speak only Hindi and how many can speak only English?

A) 39, 29 and 11 respectively

B) 37, 27 and 13 respectively

C) 28, 18 and 22 respectively

D) 21, 11 and 29 respectively

View Answer play_arrow
• question_answer181) Direction: In this question, select the missing number from the given responses. $\begin{matrix} 1 & 2 & 3 & 2 & 10 & 12 \\ 2 & 5 & 12 & 10 & 16 & 13 \\ 1 & 2 & 1 & ? & 10 & 24 \\ \end{matrix}$

A) 5

B) 11

C) 13

D) 8

View Answer play_arrow
• question_answer182) Find the value of X in the following figure. A) 3

B) 4

C) 8

D) 12

View Answer play_arrow
• question_answer183) Amit walked 30 m towards East, took a right turn and talked 40 m. Then, he took a left turn and walked 30 m. In which direction is he now from the starting point?

A) North-east

B) East

C) South-east

D) None of the above

View Answer play_arrow
• question_answer184) Maya starts at point T, walks straight to point U which is 4 ft away. She turns left at $90{}^\circ$ and walks to W which is 4 ft away, turns $90{}^\circ$ right and goes 3 ft to P, turns $90{}^\circ$ right and walks 1 ft to Q, turns left at $90{}^\circ$ and goes to V, which is 1 ft away and once again turns $90{}^\circ$ right and goes to R, 3 ft away. What is the distance between T and R?

A) 4 ft

B) 5 ft

C) 7 ft

D) 8 ft

View Answer play_arrow
• question_answer185) Directions: In each question below is given a statement followed by two assumptions numbered I and K You have to consider the statement and the following assumptions and decide which of the assumptions is implicit in the statement. Give answer

 Statement Like a mad man, I decided to follow him. Assumptions I. I am not a mad man. II. I am a mad man.

A) If only I is implicit

B) If only II is implicit

C) If only either I or II is implicit

D) If neither I nor II implicit

View Answer play_arrow
• question_answer186) Directions: In each question below is given a statement followed by two assumptions numbered I and K You have to consider the statement and the following assumptions and decide which of the assumptions is implicit in the statement. Give answer

 Statement The government has decided to pay compensation to the tune of Rs. 1 lakh to the family members of those who are killed in railway accidents. Assumptions I. The government has enough funds to meet the expenses due to compensation. II. There may be reduction in incidents of railway .accidents in near future.

A) If only I is implicit

B) If only II is implicit

C) If only either I or II is implicit

D) If neither I nor II implicit

View Answer play_arrow
• question_answer187) Directions: In these questions, select the related figure from the given alternatives. Question Figures Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer188) Directions: In these questions, select the related figure from the given alternatives. Question Figures Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer189) Directions: In these questions, select the related figure from the given alternatives. Question Figures Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer190) Directions: In these questions, select the related figure from the given alternatives. Question Figures Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer191) Directions: In these questions, select the related figure from the given alternatives. Question Figures Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer192) Directions: In these questions, select the related figure from the given alternatives. Question Figures Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer193) Directions: Find the odd figure from the given alternatives.

A) B) C) D) View Answer play_arrow
• question_answer194) Directions: Find the odd figure from the given alternatives.

A) B) C) D) View Answer play_arrow
• question_answer195) Two positions of a block are given below. When 1 is at the top, which number will be at the bottom? A) 2

B) 3

C) 4

D) 6

View Answer play_arrow
• question_answer196) Among the four answer figure which one mirror image can be formed from the given question below? Question Figure Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer197) Find out from amongst the four alternatives as to how the pattern would appear when the transparent sheet if folded along the dotted line. Question Figure Answer Figures

A) B) C) D) View Answer play_arrow
• question_answer198) In this question below contains three groups of things. You are to choose from the following four diagrams, the one that depicts the correct relationship among the three groups of thing in each question. Carrot, Food, Vegetable

A) B) C) D) View Answer play_arrow
• question_answer199) In the figure, rectangle, square, circle and triangle represent the regions of wheat, gram, maize and rice cultivation respectively. On the basis of the above figure, answer the following questions. Which area is cultivated by all the four commodities?

A) 7

B) 8

C) 9

D) 2

View Answer play_arrow
• question_answer200) From the following answer figures, select the one in which the given question figure is hidden/embedded. Questions Figure Answer Figures

A) B) C) D) View Answer play_arrow

LIMITED OFFER HURRY UP! OFFER AVAILABLE ON ALL MATERIAL TILL TODAY ONLY!

You need to login to perform this action.
You will be redirected in 3 sec 