# Solved papers for CMC Medical CMC-Medical VELLORE Solved Paper-2010

### done CMC-Medical VELLORE Solved Paper-2010

• question_answer1) A ball is projected upward from the top of tower with a velocity 50$m{{s}^{-1}}$making angle $30{}^\circ$ with the horizontal. The height of tower is 70 m. After how many seconds from the instant of throwing will the ball reach the ground?

A) 2 s

B) 5 s

C) 7 s

D) 9 s

E) None of these

• question_answer2) A pendulum bob of mass 50 g is suspended from the ceiling of an elevator. The tension in the spring, if the elevator goes up with uniform velocity is approximately

A) 0.30 N

B) 0.40 N

C) 0.42 N

D) 0.50 N

E) None of these

• question_answer3) 300 J of work is done in sliding up a 2 kg block on an inclined plane to a height of 10 m. Taking value of acceleration due to gravity g to be 10 $m{{s}^{-2}},$work done against friction is

A) 100 J

B) 200 J

C) 300 J

D) zero

E) None of these

• question_answer4) A 0.5 kg ball is thrown up with an initial speed 14 m/s and reaches a maximum height of 8.0 m. How much energy is dissipated by air drag acting on the ball during the ascent?

A) 19.6 J

B) 4.9 J

C) 10 J

D) 9.8 J

E) None of these

• question_answer5) Three point masses ${{m}_{1}},\,\,{{m}_{2}},\,\,{{m}_{3}}$ are located at the vertices of an equilateral triangle of length a. The moment of inertia of the system about an axis along the altitude of the triangle passing through m1, is

A) $\left( {{m}_{2}}+{{m}_{3}} \right)\frac{{{a}^{2}}}{4}$

B) $\left( {{m}_{1}}+{{m}_{2}}+{{m}_{3}} \right){{a}^{2}}$

C) $\left( {{m}_{1}}+{{m}_{2}} \right)\frac{{{a}^{2}}}{4}$

D) $\left( {{m}_{2}}+{{m}_{3}} \right){{a}^{2}}$

E) None of the above

• question_answer6) The escape velocity of a body on an imaginary planet which is thrice the radius of the earth and double the mass of the earth is (Vg is the escape velocity of earth)

A) $\sqrt{\frac{2}{3}}{{v}_{e}}$

B) $\sqrt{\frac{3}{2}}{{v}_{e}}$

C) $\frac{\sqrt{2}}{3}{{v}_{e}}$

D) $\frac{2}{\sqrt{3}}{{v}_{e}}$

E) None of these

• question_answer7) A cube of aluminium of sides 0.1 m is subjected to a shearing force of 100N. The top face of the cube is displaced through 0.02 cm with respect to the bottom face. The shearing strain would be

A) 0.02

B) 0.1

C) 0.005

D) 0.002

E) None of these

• question_answer8) Water rises upto 10 cm height in a long capillary tube. If this tube is immersed in water so that the height above the water surface is only 8 cm, then

A) water flows out continuously from the upper end

B) water rises upto upper end and forms a spherical surface

C) water only rises upto 6 cm height

D) water does not rise at all

E) None of the above

• question_answer9) Root mean square velocity of a panicle is v at pressure p. If pressure is increased two times, then the rms velocity becomes

A) 2 v

B) 3 v

C) 0.5 v

D) v

E) None of these

• question_answer10) An ideal gas is expanded adiabatically at an initial temperature of 300 K so that its volume is doubled. The final temperature of the hydrogen gas is (y = 1.40)

A) 227.36 K

B) 500.30 K

C) 454.76 K

D) $-\,47{}^\circ C$

E) None of these

• question_answer11) The maximum velocity of a particle executing SHM is v. If the amplitude is doubled and the time period of oscillation decreased to $\frac{1}{3}$ of its original value, the maximum velocity becomes

A) 18 v

B) 12 v

C) 6 v

D) 3 v

E) None of these

• question_answer12) Equation of a progressive wave is given by $y=0.2\cos \pi \left( 0.04t+0.02x-\frac{\pi }{6} \right)$ The distance is expressed in cm and time in second. What will be the minimum distance between two particles having the phase difference of$\frac{\pi }{2}$?

A) 4 cm

B) 8 cm

C) 25 cm

D) 12.5 cm

E) None of these

• question_answer13) The specific resistance of a wire is p, its volume is $3{{m}^{3}}$and its resistance is 3 $\Omega$, then its length will be

A) $\sqrt{\frac{1}{\rho }}$

B) $\frac{3}{\sqrt{\rho }}$

C) $\frac{\sqrt{3}}{\rho }$

D) $\rho \sqrt{\frac{1}{3}}$

E) None of these

• question_answer14) The chemical equivalents of copper and silver are 32 and 108 respectively. When copper and silver voltameters are connected in series and electric current is passed through for sometime, 1.6 g of copper is deposited. Then, the mass of silver deposited will be

A) 3.5 g

B) 2.8 g

C) 5.4 g

D) 6.2 g

E) None of these

• question_answer15) An electric field of 1500 V/m and a magnetic field of 0.40 Wb/m2 act on a mm electron. The minimum uniform speed along a straight line, the electron could have is

A) $1.6\times {{10}^{15}}$m/s

B) $6\times {{10}^{-6}}$m/s

C) $3.75\times {{10}^{3}}$m/s

D) $3.75\times {{10}^{2}}$m/s

E) None of these

• question_answer16) A certain amount of current when flowing in a properly set tangent galvanometer, produces a deflection of$45{}^\circ$. If the current be reduced by a factor of $\sqrt{3}$, the deflection would

A) decrease by $30{}^\circ$

B) decrease by $15{}^\circ$

C) increase by $15{}^\circ$

D) increase by $30{}^\circ$

E) None of these

• question_answer17) When an electron in hydrogen atom is excited, from its 4th to 5th stationary orbit the change in angular momentum of electron is (Plancks constant$h=6.6\times {{10}^{-34}}J\text{/}s$)

A) $4.16\times {{10}^{-34}}\,J\text{-}s$

B) $3.32\times {{10}^{-34}}\,J\text{-}s$

C) $1.05\times {{10}^{-34}}\,J\text{-}s$

D) $2.08\times {{10}^{-34}}\,J\text{-}s$

E) None of these

• question_answer18) In the figure, ${{S}_{1}}$ and ${{S}_{2}}$ are identical springs. The oscillation frequency of the mass m is f. If one spring is removed, the frequency will become

A) $f$

B) $2f$

C) $\sqrt{2}f$

D) $\frac{1}{\sqrt{2}}f$

E) None of these

• question_answer19) When current in a coil changes to 2 A from 8 A in $3\times {{10}^{-3}}s,$ the emf induced in the coil 2 V. The self inductance of the coil in mH is

A) 1

B) 5

C) 20

D) 10

E) None of these

• question_answer20) The half-life of the isotope$_{11}N{{a}^{24}},$is 15 h. How much time does it take for$\frac{7}{8}$th of a same of this isotope to decay?

A) 75 h

B) 65 h

C) 55 h

D) 45 h

E) None of these

• question_answer21) A charged oil drop of mass $9.75\times {{10}^{-15}}$kg and charge $30\times {{10}^{-16}}$C is suspended in a uniform electric field existing between two parallel plates. The field between the plates, taking$(g=10\,m{{s}^{-2}})$is

A) 3.25 V/m

B) 300 V/m

C) 325 V/m

D) 32.5 V/m

E) None of these

• question_answer22) Which one of the following represents the correct dimensions of the coefficient of

A) $\left[ M{{L}^{-1}}{{T}^{-2}} \right]$

B) $\left[ ML{{T}^{-1}} \right]$

C) $\left[ M{{L}^{-1}}{{T}^{-1}} \right]$

D) $\left[ M{{L}^{-2}}{{T}^{-2}} \right]$

E) None of these

• question_answer23) At what distance along the central axis of a uniformly charged plastic disc of radius R is magnitude of the electric field equal to of the magnitude of the field at the centre of the surface of the disc?

A) $\frac{R}{\sqrt{2}}$

B) $\frac{R}{\sqrt{3}}$

C) $\sqrt{2}R$

D) $\sqrt{3}R$

E) None of these

• question_answer24) A moving oil galvanometer has 150 equal divisions. Its current sensitivity is 10 divisions per milliamp ere and voltage sensitivity is 2 divisions per millivolt. In order that each division reads 1 V the resistance in ohm needed to be connected in series with the coil will be

A) 99995

B) 9995

C) ${{10}^{3}}$

D) ${{10}^{5}}$

E) None of these

• question_answer25) Mark the correct statement.

A) For long parallel conductors carrying steady current, the Biot-Savan law and Lorentz force yield results in accordance with Newtons third law

B) For long parallel conductors carrying steady current, the Biot - Savart law and Lorentz force, Newtons third law does not hold good

C) For long parallel conductors carrying time varying currents, the Biot - Savart law and Lorentz force, Newtons third law holds good

D) Both a and c are correct

E) None of the above

• question_answer26) 0.3 kg of hot coffee, which is at $70{}^\circ C,$ is poured into a cup of mass 0.12 kg. Find the final equilibrium temperature. Take room temperature as $20{}^\circ C,$${{S}_{coffee}}=4080J\text{/}kg\text{-}K$and ${{S}_{cup}}=1020J\text{/}kg\text{-}K.$

A) $45.5{}^\circ C$

B) $55.5{}^\circ C$

C) $65.5{}^\circ C$

D) $40.5{}^\circ C$

E) None of these

• question_answer27) A uniform rectangular marble slab is 3.4m long and 2.0m wide. It has a mass of 180 kg. If it is originally lying on the flat ground, how much work is needed to stand it on an end?

A) 2.0 kJ

B) 3.0 J

C) 3.0 kJ

D) 3000 kJ

E) None of these

• question_answer28) A train is moving along a straight path with uniform acceleration. Its engine passes across a pole with a velocity of 60$km{{h}^{-1}}$and the end (guards van) passes across same pole with a velocity of 80$km{{h}^{-1}}$. The middle point of the train will pass across same pole with a velocity

A) 70 $km{{h}^{-1}}$

B) 70.7$km{{h}^{-1}}$

C) 65 $km{{h}^{-1}}$

D) 75$km{{h}^{-1}}$

E) None of these

• question_answer29) A weight of 290 N and another of 200 N are suspended by a rope on either side of a frictionless pulley. The acceleration of each weight is

A) 1.5 $m\text{/}{{s}^{2}}$

B) 1.8 $m\text{/}{{s}^{2}}$

C) 2.2 $m\text{/}{{s}^{2}}$

D) 2.5 $m\text{/}{{s}^{2}}$

E) None of these

• question_answer30) In a simple pendulum, the breaking strength of the string is doubled the weight of the bob. The bob is released from rest when the string is horizontal. The string breaks when it makes an angle $\theta$ with the vertical

A) $\theta ={{\cos }^{-1}}\left( \frac{1}{3} \right)$

B) $\theta ={{\cos }^{-1}}\left( \frac{2}{3} \right)$

C) $\theta ={{60}^{0}}$

D) $\theta =\,zero$

E) None of these

• question_answer31) The current gain $\alpha$ of a transistor is 0.95. The change in emitter current is 10 mA. The change in base current is

A) 9.5 mA

B) 0.5 mA

C) 10.5 mA

D) $\left( \frac{200}{19} \right)$mA

E) None of these

• question_answer32) How much work per kilogram need to be done to shift a 1 kg mass from the surface of the earth to the infinity? (Take acceleration due to gravity = g, and radius of the earth = R)

A) $\frac{g}{R}$

B) Rg

C) $g{{R}^{2}}$

D) $\frac{g}{{{R}^{2}}}$

E) None of these

• question_answer33) To produce an achromatic combination, a convex lens of focal length 42 cm and dispersive power 0.14 is placed in contact with a concave lens of dispersive power 0.21. The focal length of the concave lens is

A) 21 cm

B) 42 cm

C) 63 cm

D) 84 cm

E) None of these

• question_answer34) Two resistances are connected in two gaps of a metre bridge. The balance point is 20 cm from the zero end. A resistance of 15Q is connected in series with the smaller of the two. The null point shifts to 40 cm. The value of the smaller resistance in ohm is

A) 3

B) 6

C) 9

D) 12

E) None of these

• question_answer35) A gas at pressure $6\times {{10}^{5}}N\text{/}{{m}^{2}}$and volume 1 m3 expands to $3\,{{m}^{3}}$ and its pressure falls to$4\times {{10}^{5}}N\text{/}{{m}^{2}}$. Given that the indicator diagram is a straight line, work done by the system is

A) $6\times {{10}^{5}}J$

B) $3\times {{10}^{5}}J$

C) $4\times {{10}^{5}}J$

D) $10\times {{10}^{5}}J$

E) None of these

• question_answer36) 5 beat/s are produced on blowing together two closed organ pipes of the same diameter but of different lengths. If shorter pipe is of 10 cm length and speed of sound in air is 300 m/s, length of other pipe is

A) 10.06 cm

B) 11.22 cm

C) 16 cm

D) 14 cm

E) None of these

• question_answer37) A ball after falling freely from a height of 4.9 m strikes a horizontal plane. If the coefficient of restitution is $\frac{3}{4},$the ball will strike second time with the plane after

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

B) $1\,s$

C) $\frac{3}{2}s$

D) $\frac{3}{4}s$

E) None of these

• question_answer38) When ${{\omega }_{m}}$is the modulation frequency in frequency modulation, the modulation index is proportional to

A) ${{\omega }_{m}}$

B) ${{\omega }_{m}}^{2}$

C) $\frac{1}{{{\omega }_{m}}}$

D) $\frac{1}{{{\omega }_{m}}^{2}}$

E) None of these

• question_answer39) Capacitance of a capacitor becomes $\frac{4}{3}$ times its original value, if a dielectric slab of thickness, t = $\frac{d}{2}$ is inserted between plates (d = separation between the plates) The dielectric constant of the stab is

A) 6

B) 8

C) 4

D) 2 S

E) None of these

• question_answer40) The speed of earths rotation about its axis is. Its speed increases to x times to make effective acceleration due to gravity equal to zero at the equator, x is

A) 1

B) 8.5

C) 17

D) 34

E) None of these

• question_answer41) The p-V diagram of a system undergoing thermodynamic transformation is shown is figure. The work done by the system in going from A$\to$B$\to$C is 50 J and 20 cal heat is given to the system. The change in internal a energy between A and C is

A) 34 J

B) 70 J

C) 84 J

D) 134 J

E) None of these

• question_answer42) The coefficient of performance of a Garnets refrigerator working between 30?C and 0?C is

A) 10

B) 1

C) 9

D) zero

E) None of these

• question_answer43) A helium nucleus makes hill rotation in a circle of radius 0.8 m in 2 s. The value of magnetic field B at the centre of the circle, will be (no = permeability constant)

A) $\frac{2\times {{10}^{-19}}}{{{\mu }_{0}}}$

B) $2\times {{10}^{-19}}{{\mu }_{0}}$

C) ${{10}^{-19}}{{\mu }_{0}}$

D) $\frac{{{10}^{-19}}}{{{\mu }_{0}}}$

E) None of these

• question_answer44) The luminous intensity of lamp which produces an luminance of 12 lux at a distance of 5 m from it, is

A) 4 cd

B) 60 cd

C) 300 cd

D) 720 cd

E) None of these

• question_answer45) Surface tension vanishes at

A) absolute zero temperature

B) transition temperature

C) critical temperature

D) constant temperature

E) None of the above

• question_answer46) A sounding source of frequency 500 Hz moves towards a stationary observer with a velocity 30 m/s. If the velocity of sound in air is 330 m/s, find the frequency heard by the observer.

A) 500 Hz

B) 550 Hz

C) 355 Hz

D) 55.5 Hz

E) None of these

• question_answer47) At what height h above earth, the value of g becomes? $\frac{g}{2}$ (R = Radius of earth)

A) 3 R

B) $\sqrt{2}$R

C) $\left( \sqrt{2}-1 \right)R$

D) $\frac{1}{\sqrt{2}}R$

E) None of these

• question_answer48) The angle of minimum deviation ${{\delta }_{m}}$ for an equilateral glass prism is$30{}^\circ$. Refractive index of the prism is

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

B) $\sqrt{2}$

C) $2\sqrt{2}$

D) $\frac{1}{2\sqrt{2}}$

E) None of these

• question_answer49) Two bulbs 40 W and 60 W and rated voltage 240 V are connected in series across a potential difference of 420 V. Which bulb will work at above its rated voltage?

A) 40 W bulb

B) 60 W bulb

C) Both will work

D) 20 W bulb

E) None of these

• question_answer50) Two wires of lengths $l$and$2l,$radii $r$and $2r$ respectively having same Youngs modulus are hung with a weight mg. Net elongation is

A) $\frac{3mgl}{\pi {{r}^{2}}Y}$

B) $\frac{2mgl}{\pi {{r}^{2}}Y}$

C) $\frac{3mgl}{2\pi {{r}^{2}}Y}$

D) $\frac{5mgl}{4\pi {{r}^{2}}Y}$

E) None of these

• question_answer51) A gas is suddenly expanded such that its final volume becomes 3 times its initial volume. If the specific heat at constant volume of the gas is 2R, then the ratio of initial to final pressures is nearly equal to

A) 5

B) 6.5

C) 7

D) 3.5

E) None of these

• question_answer52) Two points on a travelling wave having frequency 500 Hz and velocity 300 m/s are $60{}^\circ$out of phase, then the minimum distance between the two points is

A) 0.2

B) 0.1

C) 0.5

D) 0.4

E) None of these

• question_answer53) The displacement x of a particle varies with time $t$as $x=a{{e}^{-\omega t}}+b{{e}^{\beta t}},$where a, b, $\alpha$ and $\beta$ are positive constants. The velocity of the particle will

A) be independent of$\alpha$and$\beta$

B) go on increasing with time

C) drop to zero when$\alpha =\beta$

D) go on decreasing with time

E) None of the above

• question_answer54) An aeroplane is moving north horizontally, with a speed of 200$m{{s}^{-1}},$at a place where the vertical component of the earths magnetic field is $0.5\times {{10}^{-4}}$ T. What is the induced emf set up between the tips of the wings if they are 10 m apart?

A) 0.01 V

B) 0.1 V

C) 1 V

D) 10 V

E) None of these

• question_answer55) Out of the following electromagnetic radiations, which has the shortest wavelength?

B) Infrared

C) Ultraviolet

D) X-rays

E) None of these

• question_answer56) The power of the combination of a convex lens of focal length 50 cm and concave lens of focal length 40 cm is

A) + 1 D

B) - 1 D

C) zero

D) - 0.5 D

E) None of these

• question_answer57) Two cars A and B approach a stationary observer from opposite sides as shown in figure. Observer hears no beats. If the frequency of the horn of the car B is 504 Hz, the frequency of horn of car A will be

A) 529.2 Hz

B) 295.2 Hz

C) 440.5 Hz

D) 259.2 Hz

E) None of these

• question_answer58) On a particular day, the maximum frequency reflected from the ionosphere is 9 MHz. On another day, it was found to increase by 1 MHz. What is the ratio of the maxima electron densities of the ionosphere on lit two days?

A) 1.23

B) 1.0

C) 1.43

D) 0.75

E) None of these

• question_answer59) A body cools in 7 min from $60{}^\circ C$ to $40{}^\circ C.$ What time (in min) does it take to cool from $40{}^\circ C$ to $28{}^\circ C,$ if surrounding temperature$10{}^\circ C$? (Assume Newtons law of cooling)

A) 3.5

B) 14

C) 7

D) 10

E) None of these

• question_answer60) If both the mass and radius of earth, each decreases by 50%, the acceleration due to gravity would

A) remain same

B) decrease by 50%

C) decrease by 100%

D) increase by 100%

E) None of the above

• question_answer61) Which of the following has least covalent $P-H$bond?

A) $P{{H}_{3}}$

B) ${{P}_{2}}{{H}_{6}}$

C) ${{P}_{2}}{{H}_{5}}$

D) $PH_{6}^{+}$

E) None of these

• question_answer62) 9.8 g of ${{H}_{2}}S{{O}_{4}}$ is present in 2 L of a solution. The molarity of the solution is

A) 0.1 M

B) 0.05 M

C) 0.2 M

D) 0.01 M

E) None of these

• question_answer63) The oxidation state of nitrogen in${{N}_{3}}H$is

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

B) $+\,4$

C) $+1$

D) $-\frac{1}{3}$

E) None of these

• question_answer64) Which of the following is the smallest in size?

A) $N{{a}^{+}}$

B) ${{F}^{-}}$

C) ${{O}^{2-}}$

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

E) None of these

• question_answer65) Which of the following ligand has lowest A, value?

A) $C{{N}^{-}}$

B) $CO$

C) ${{F}^{-}}$

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

E) None of these

• question_answer66) Arsenic sulphide sol is negatively charged. Which of the following electrolytes would be most effective in its coagulation?

A) $BaC{{l}_{2}}$

B) $NaCl$

C) $MgS{{O}_{4}}$

D) $AlC{{l}_{3}}$

E) None of these

• question_answer67) Which of the following groups of ions will make the water hard?

A) Sodium and bicarbonate

B) Magnesium and sulphate

C) Potassium and sulphate

D) Ammonium and chloride

E) None of the above

• question_answer68) In the nitrate ion, $NO_{3}^{-}$

A) one $N-O$ bond is shorter than the other two equal bonds

B) one $N-O$ bond is longer than the other two equal bonds

C) all the $N-O$ bonds are equal in length

D) all the $N-O$ bonds are unequal in length

E) None of the above

• question_answer69) Zinc does riot show variable valency like d-block demerits because

A) it is low melting

B) its d-orbital is complete

C) it is a soft metal

D) two electrons are present in the outermost orbit

E) None of the above

• question_answer70) Percentage of ortho and para hydrogen in ordinary ${{H}_{2}}$ at room temperature is

A) 75% ortho - hydrogen + 25% para- hydrogen

B) 25% ortho - hydrogen + 75% para- hydrogen

C) 50% ortho - hydrogen + 50% para - hydrogen

D) 1% ortho - hydrogen + 99% para-hydrogen

E) None of the above

• question_answer71) Consider two elements with atomic no. 37 and 53, the bond between their atoms would be

A) covalent

B) ionic

C) coordinate

D) metallic

E) None of these

• question_answer72) The order of reactivities of the following alkyl halides for a ${{S}_{N}}2$reaction is

A) $RF>RCl>RBr>RI$

B) $RF>RBr>RCl>RI$

C) $RCl>RBr>RF>RI$

D) $RI>RBr>RCl>RF$

E) None of the above

• question_answer73) The carbohydrate which is an essential constituent of animal cell is

A) sucrose

B) starch

C) glycogen

D) vitamin

E) None of these

• question_answer74) The structure of DNA is

A) double helix

B) triple helix

C) single helix

D) linear

E) None of these

• question_answer75) 4 g of hydrocarbon on complete combustion gave 12.571 g of $C{{O}_{2}}$ and 5.143 g of water. What is the empirical formula of the hydrocarbon?

A) $CH$

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

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

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

E) None of these

• question_answer76) Carbon monoxide, emitted by automobiles, prevents transport of oxygen in body due to

A) combining with oxygen to form carbon dioxide

B) destruction of haemoglobin

C) preventing reaction between oxygen and haemoglobin

D) forming stable compound with haemoglobin

E) None of the above

• question_answer77) Which of the following statements is not correct?

A) Hybridisation is the mixing of atomic orbitals prior to their combining into molecular orbitals

B) $s{{p}^{2}}$hybrid orbitals are formed from two p-atomic orbitals and one s-orbital.

C) ${{d}^{2}}s{{p}^{3}}$hybrid orbitals are directed towards the comers of a regular octahedron

D) $s{{p}^{3}}d$hybrid orbitals are all at $90{}^\circ$to one another

E) None of the above

• question_answer78) The least reactive alkene is

A)

B)

C)

D)

E) None of the above

• question_answer79) Which one of the following on ozonolysis followed by oxidation will give substituted adipic acid?

A)

B)

C)

D)

E) None of these

• question_answer80) 250 mL of nitrogen maintained at 720 mm pressure and 380 mL of oxygen maintained at 650 mm pressure are put together in 1 L flask. If the temperature is kept constant, what will be the final pressure of the mixture?

A) 427mm

B) 472mm

C) 319mm

D) 913mm

E) None of these

• question_answer81) p-cresol reacts with chloroform in alkaline medium to give the compound A which adds hydrogen cyanide to form the compound B. The later on hydrolysis gives chiral carboxylic acid. The structure of the carboxylic acid is.

A)

B)

C)

D)

E) None of the above

• question_answer82) Isomers which can be interconverted through rotation around a single bond are

A) conformers

B) diastereomers

C) enantiomers

D) positional isomers

E) None of the above

• question_answer83) The most suitable reagent for the conversion of $RC{{H}_{2}}OH\xrightarrow{{}}RCHO$is

A) $KMn{{O}_{4}}$

B) ${{K}_{2}}C{{r}_{2}}{{O}_{7}}$

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

D) PCC (pyridine chloro chromate)

E) None of the above

• question_answer84) The S in Buna-S refers to

A) sulphur

B) styrene

C) sodium

E) None of these

A) Oxygen

B) Nitrogen

C) Sulphur

D) Argon

E) None of these

• question_answer86) Which one of the following is correct statement?

A) The hydroxide of aluminium is more acidic than that of boron

B) The hydroxide of boron is basic, while that of aluminium is amphoteric

C) The hydroxide of boron is acidic, while that of aluminium is amphoteric

D) The hydroxide of boron and aluminium are amphoteric

E) None of the above

• question_answer87) In the transformation of $_{92}{{U}^{238}}$ to $_{92}{{U}^{234}},$ one emission is an $\alpha \text{-}$particle, what should be the other emission?

A) two ${{\beta }^{-}}$

B) two ${{\beta }^{-}}$ and one ${{\beta }^{+}}$

C) one ${{\beta }^{-}}$ and one $\gamma$

D) one ${{\beta }^{+}}$ and one ${{\beta }^{-}}$

E) None of the above

• question_answer88) T-shaped inter halogen compound is

A) $CI{{F}_{3}}$

B) $ICl$

C) $Cl{{F}_{5}}$

D) $I{{F}_{5}}$

E) None of these

• question_answer89) In Halls process, the main reagent is mixed with

A) $NaF$

B) $N{{a}_{3}}Al{{F}_{6}}$

C) $Al{{F}_{3}}$

D) $NaAl{{F}_{3}}$

E) None of these

• question_answer90) Maximum basic in gas phase is

A) $N{{H}_{3}}$

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

C) ${{(C{{H}_{3}}C{{H}_{2}})}_{2}}NH$

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

E) None of these

• question_answer91) Increasing the temperature of an aqueous solution will cause

A) decrease in molarity

B) decrease in molality

C) decrease in mole fraction

D) decrease in % w/w

E) None of the above

• question_answer92) In a cubic lattice of XYZ, X atoms are present at all comers except one comer which is occupied by Y atoms. Z atoms are present at face centres. The formula of the compound is

A) ${{X}_{8}}Y\,{{Z}_{24}}$

B) $X\,Y\,{{Z}_{3}}$

C) ${{X}_{7}}{{Y}_{24}}Z$

D) ${{X}_{7}}Y\,{{Z}_{24}}$

E) None of these

• question_answer93) The wavelength associated with an electron (mass $9.1\times {{10}^{-31}}kg$) moving with a velocity of ${{10}^{3}}$$m{{s}^{-1}}$$(h=6.6\times {{10}^{-34}}kg\,{{m}^{2}}{{s}^{-1}})$is

A) $72.5\times {{10}^{-7}}m$

B) $6.25\times {{10}^{-7}}m$

C) $7.25\times {{10}^{-7}}m$

D) $62.5\times {{10}^{-7}}m$

E) None of these

• question_answer94) ${{K}_{p}}$ for the reaction, ${{N}_{2}}{{O}_{4}}(g)\rightleftharpoons 2N{{O}_{2}}(g)$ is 0.157 atm at $27{}^\circ C$ and 1 atm pressure. ${{K}_{c}}$for this reaction is

A) $6.37\times {{10}^{-3}}$

B) $4.29\times {{10}^{-3}}$

C) $5.62\times {{10}^{-3}}$

D) $4.37\times {{10}^{-3}}$

E) None of these

• question_answer95) 10 g of ${{O}_{2}}$were introduced into an evacuated vessel of 5 L capacity maintained at$27{}^\circ C$. What is the pressure of the gas in atmospheres in the container?

A) 2.02 atm

B) 1.54 atm

C) 1.02 atm

D) 5.24 atm

E) None of these

• question_answer96) The coagulation of 100 mL of a colloidal solution of gold is completely prevented by the addition of 0.25 g of starch to it before adding 1 mL of 10% $NaCl$ solution. What is the gold number of starch?

A) 5

B) 10

C) 30

D) 25

E) None of these

• question_answer97) 0.01 M solution of$KCl$and$BaC{{l}_{2}}$are prepared in water. The freezing points of $KCl$ is found to be$-2{}^\circ C$. What freezing point would you expect for $BaC{{l}_{2}}$solution assuming both $KCl$and $BaC{{l}_{2}}$to be completely ionised?

A) $-3{}^\circ C$

B) $-2{}^\circ C$

C) $3{}^\circ C$

D) $2{}^\circ C$

E) None of these

• question_answer98) Which alkyl halide is most reactive towards${{S}_{N}}1$ mechanism?

A) ${{(C{{H}_{3}})}_{3}}C\cdot Cl$

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

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

D) $C{{H}_{3}}Cl$

E) None of these

• question_answer99) Acetaldehyde gives orange coloured precipitate on treatment with

A) 2, 4-DNP

B) $N{{H}_{2}}OH$

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

D) $NaOH$

E) None of these

• question_answer100) The reagent used in Gattermann - Koch aldehyde synthesis is

A) $Pd\text{/}BaS{{O}_{4}}$

B) alkaline$KMn{{O}_{4}}$

C) acidic $KMn{{O}_{4}}$

D) $CO+HCl$

E) None of these

• question_answer101) Tertiary alcohols $(3{}^\circ )$having at least four carbon atoms upon drastic oxidation yield carboxylic acid with

A) one carbon atom less

B) two carbon atoms less

C) three carbon atoms less

D) All the above three options are correct

E) None of the above

• question_answer102) The molecule NO is described as

A) an odd electron molecule

B) paramagnetic in nature

C) very reactive

D) All of the above

E) None of the above

• question_answer103) The volume at STP occupied by 14 g of nitrogen is

A) 1.12 L

B) 11.2 L

C) 21.1 L

D) 12.1 L

E) None of these

• question_answer104) What is the empirical formula of vanadium oxide if 2.74 g of metal oxide contains 1.53 g of metal?

A) ${{V}_{2}}{{O}_{3}}$

B) $VO$

C) ${{V}_{2}}{{O}_{5}}$

D) ${{V}_{2}}{{O}_{7}}$

E) None of these

• question_answer105) The radius of $N{{a}^{+}}$is 95 pm and that of $C{{l}^{-}}$is 181 pm. The coordination number of $N{{a}^{+}}$is

A) 8

B) 6

C) 4

D) unpredictable

E) None of these

• question_answer106) In a reaction the concentration of a reactant [A] changes from 0.200 mol ${{L}^{-1}}$ to 50 mol ${{L}^{-1}}$ in 10 min. The average rate of reaction during this interval is

A) 0.5 mol ${{L}^{-1}}{{\min }^{-1}}$

B) 0.005 mol ${{L}^{-1}}{{\min }^{-1}}$

C) 0.35 mol ${{L}^{-1}}{{\min }^{-1}}$

D) 0.850 mol ${{L}^{-1}}{{\min }^{-1}}$

E) None of the above

A) PbS

B) PeS

C) graphite

D) Pb

E) None of these

A) $2PbS{{O}_{4}}\cdot PbO$

B) $PbC{{O}_{3}}\cdot Pb{{(OH)}_{2}}$

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

D) ${{(C{{H}_{3}}COO)}_{2}}Pb$

E) None of these

A) $CC{{l}_{2}}F.\,CCl{{F}_{2}}$

B) ${{C}_{2}}{{F}_{4}}B{{r}_{2}}$

C) $CC{{l}_{3}}F$

D) $C{{F}_{3}}Br$

E) None of these

• question_answer110) The correct IUPAC name of the compound

A) trimethyl cyclobutanone

B) 1, 3, 5-trimethyl benzophenone

C) 1-keto-2, 4, 6-trimethyl cyclohexene

D) 2, 4, 6-trimethyl cyclohexanone

E) None of the above

• question_answer111) $CC{{l}_{4}}$is used as a fire extinguisher because

A) of its covalent bond

B) of its low boiling point

C) of its high melting point

D) it gives incombustible vapours

E) None of the above

• question_answer112) Maximum dehydration takes place in that of

A)

B)

C)

D)

E) None of the above

• question_answer113) For the reaction,${{H}_{2}}(g)+B{{r}_{2}}(g)\xrightarrow{{}}2HBr(g)$ The experimental data suggestsrate$=k\,[{{H}_{2}}]\,{{[B{{r}_{2}}]}^{1/2}}$ The order of the reaction is

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

B) $1$

C) $3$

D) $\frac{3}{2}$

E) None of these

• question_answer114) The IUPAC name of ${{[Co{{(N{{H}_{3}})}_{5}}ONO]}^{2+}}$ion is

A) pentamminenitri to cobalt (IV) ion

B) pentamminenitri to cobalt (III) ion

C) pentamminenitro cobalt (III) ion

D) pentamminenitro cobalt (IV) ion

E) None of the above

• question_answer115) Formation of in-numberable compounds of carbon is due to its

A) high reactivity

B) catenation tendency

C) covalent and ionic tendency

D) different valency

E) None of the above

• question_answer116) The colour of blue glass is due to the presence of oxide of

A) Cr

B) Co

C) Au

D) Ag

E) None of these

A) micro crystalline solid

B) gel

C) super cooled liquid

D) polymeric mixture

E) None of the above

• question_answer118) The drug used for prevention of heart attack is

A) aspirin

B) valium

C) chloramphenicol

D) cephalsoprin

E) None of these

• question_answer119) Which of the following pairs has both members of the same period of the Periodic Table?

A) $Na\text{-}Cl$

B) $Na\text{-}Ca$

C) $Na\text{-}Cl$

D) $Cl\text{-}Br$

E) None of these

• question_answer120) Plaster of Paris is a white powder of formula

A) $CaS{{O}_{4}}\cdot \frac{3}{2}{{H}_{2}}O$

B) $CaS{{O}_{4}}\cdot \frac{1}{2}{{H}_{2}}O$

C) $CaS{{O}_{4}}\cdot {{H}_{2}}O$

D) $CaS{{O}_{4}}\cdot 2{{H}_{2}}O$

E) None of these

• question_answer121) Coelomate animal in which blastopore develops into anus is called

A) proterostomia

B) deuterostomia

C) blastostomia

D) diastomia

E) None of these

• question_answer122) Cell respiration is carried out by

A) ribosome

B) mitochondria

C) chloroplast

D) Golgi bodies

E) None of these

• question_answer123) In the lac- operon model, lactose molecules function as

A) inducers, which bind with the operator gene

B) repressors, which bind with the operator gene

C) inducers which bind with the repressor protein

D) corepressors which bind with repressor protein

E) None of the above

• question_answer124) A recessive mutant is one which is

A) not expressed

B) rarely expressed

C) expressed only in homozygous and hemizygous state

D) expressed only in heterozygous state

E) None of the above

• question_answer125) Humoral immunity system is mediated by

A) B-cells

B) T-cells

C) NK-cells

D) plasma cells

E) None of these

• question_answer126) Bhopal gas tragedy occurred in

A) 1982

B) 1984

C) 1986

D) 1988

E) None of these

• question_answer127) Celt plate formation starts from

A) phragmoplast

B) epiplast

C) tonoplast

D) protoplast

E) None of these

A) valine

B) histidine

C) phenylalanine

D) methionine

E) None of the above

• question_answer129) Fluid mosaic model of plasma membrane was given by

A) Robertson

B) Robert Hooke

C) Singer and Nicholson

D) Pantin and Mast

E) Sutton and Boveri

A) progesterone

B) oestrogen

C) luteinising hormone

D) folfice stimulating hormone

E) None of the above

• question_answer131) Which of the following is a day neutral plant?

A) Helianthus annuus

B) Euphorbia pulcherrima

C) Arena sativa

D) Beta vulgaris

E) None of the above

• question_answer132) Moisturising gel is obtained from

A) Aloe vera

B) Saraca indica

C) Acacia vistina

D) Avena saliva

E) None of these

A) fire resistant

B) cold resistant

C) salt resistant

D) sand loving

E) None of these

• question_answer134) Clamp connection is found in

A) Basidiomycetes

B) Ascomycetes

C) Saccharomycetes

D) Haplomycetes

E) None of the above

• question_answer135) Natural genetic engineer is

A) Bacillus subtilis

B) Pseudomonas sp.

C) Escherichia coli

D) Agro bacterium tumefaciens

E) None of the above

• question_answer136) Water vascular system found in

A) Mollusca

B) Arthropoda

C) Annelida

D) Echinodermata

E) None of these

• question_answer137) Cerebrospinal fluid is secreted by

A) cerebellum

B) choroid plexus

C) olfactory lobe

D) cerebrum

E) None of these

• question_answer138) Raphides found in aroids are

A) calcium pectate

B) calcium oxalate

C) calcium carbonate

D) calcium sulphate

E) None of these

• question_answer139) Sucrose, a common table sugar is composed of

A) glucose and fructose

B) glucose and galactose

C) fructose and galactose

D) glucose

E) None of the above

• question_answer140) Desert grasses often roll their leaves due to presence of

A) oily surface

B) bulliform cells

C) spines

D) Both (a) and (b)

E) None of the above

• question_answer141) ${{F}_{1}}\text{-}$particles are present in

A) chloroplast

B) mitochondria

C) ribosome

D) rough ER

E) None of these

• question_answer142) In which phase proteins for spindle fibre formation are synthesised?

A) ${{G}_{1}}\text{-}$phase

B) ${{G}_{2}}\text{-}$phase

C) S-phase

D) Anaphase

E) None of these

• question_answer143) In oxidative phorophosphorylation, the last steps are as follows $Q\to C\to a{{a}_{3}}\to {{O}_{2}}$

A) $Q\to C$ is ${{H}^{+}}$absorbing site

B) $a{{a}_{3}}\to {{O}_{2}},$${{H}^{+}}$yielding site

C) $Q\to C$ is ${{H}^{+}}$yielding site and $a{{a}_{3}}\to {{O}_{2}}$ is ${{H}^{+}}$absorbing site

D) no ${{H}^{+}}$is absorbed or released

E) None of the above

• question_answer144) Neurons of people suffering from diabetes insipidus do not secrete

A) enzyme

B) steroid

C) fatty acid

E) None of these

• question_answer145) Which is an autoimmune disease?

A) Cancer

B) Asthma

C) Erythroblastosis foetalis

D) Rheumatoid arthritis

E) Both (b) and (c)

• question_answer146) In dicot stem, vascular bundles are

A) numerous scattered

B) arranged in a ring

C) without cambium

D) surrounded by bundle sheath

E) None of the above

• question_answer147) What is the first step in the Southern blot technique?

A) Denaturation of DNA on gel is hybridization with specific probe

B) Production of a group of genetically identical cells

C) Digestion of DNA by restriction enzyme

D) Denaturation of DNA from a nucleated cell such as the one from the scene of crime.

E) None of the above

• question_answer148) Insulin and glucagon are transported to target organ by

A) lymph

B) blood

C) pancreatic duct

D) cystic duct

E) None of these

• question_answer149) Which one of the following is correctly matched regarding an Institute and a location?

A) National Institute of Virology - Pune

B) National Institute of Communicable Disease -Lucknow

C) Central Drug Research Institute - Kasauli

D) National Institute of Nutrition - Mumbai

E) None of the above

• question_answer150) Chloragogen cells in alimentary earthworm is ......... in nature.

A) respiratory

B) circulatory

C) excretory

D) polyfunctional

E) sensory

• question_answer151) The condition where filaments and anthers are fused throughout the entire length is

A) synandrous

B) gynandrous

C) protandrous

D) syngenesious

E) None of these

• question_answer152) Arrhenotoky is related to

A) parthenogenesis

B) wax formation

C) organogenesis

D) Both (a) and (b)

E) None of the above

• question_answer153) Which is not true for anaphase?

A) Golgi body and ER are reformed

B) Chromosomes move to opposite poles

C) Spindle poles more farther apart

D) Centromeres split and chromatids separate

E) None of the above

• question_answer154) Jute fibre deteriorates quickly due to presence of

A) high cellulose

B) low cellulose

C) high lignin

D) low lignin

E) None of these

• question_answer155) Most diversified family of monocot is

A) Liliaceae

B) Orchidaceae

C) Lamiaceae

D) Brassicaceae

E) None of these

• question_answer156) Which has double-stranded RNA?

A) Cauliflower mosaic virus

B) TMV

C) $\phi \times$174

D) Reovirus

E) None of the above

• question_answer157) Bacterial blight of rice is caused due to

A) Xanthomonas oryzae

B) Helminthosporium oryzae

C) Pseudomonas fakatum

D) Xanthomonas falcatum

E) None of the above

A) bulb

B) rhizome

C) corm

D) bulbil

E) None of these

• question_answer159) Binomial nomenclature of plants was given by

A) Engler

B) Linnaeus

C) Pranti

D) Both (a) and (c)

E) None of these

• question_answer160) Female reproductive part of bryophytes is

A) antheridium

B) oogonium

C) archegonium

D) sporangium

E) None of these

• question_answer161) When flowering is regulated by length of day and night, it is called

A) photoperiodism

B) phototropism

C) nyctinasty

D) seismonasty

E) None of these

• question_answer162) .........acts as a shock absorber to cushion when tibia and femur came together.

A) Ligament

B) Cartilage

C) Tendon

D) Disc

E) Both (b) and (c)

• question_answer163) Amoebic dysentery is caused due to

A) Escherichia coli

B) Amoeba proteus

C) Entamoeba histolytica

D) Plasmodium vivax

E) None of the above

• question_answer164) Which one of the following is not a characteristic feature of bryophytes?

A) Dominant gametophytic generation

B) Filamentous rhizoids

C) Sporophytic generation independent

D) Presence of vascular tissues

E) None of the above

• question_answer165) Frequency of Downs syndrome increased when the maternal age is

A) above 35 years

B) below 35 years

C) during first pregnancy

D) in mothers of at least three children

E) None of the above

• question_answer166) Maximum net productivity in the terrestrial ecosystem is in

A) rainforest

B) deciduous forest

C) mangrove plantation

D) Both (a) and (b)

E) None of the above

• question_answer167) Which cell of immune system cause pore formation at the surface of the plasma membrane?

A) Helper T-cell

B) Killer T-cell

C) Suppressor T-cell

D) B-cell

E) Both (b) and (c)

• question_answer168) Dental formula of human being is

A) ${{I}_{2}},\,{{C}_{2}},\,{{M}_{3}}$

B) ${{I}_{2}},\,{{C}_{1}},\,{{P}_{2}},{{M}_{3}}$

C) ${{l}_{3}},{{C}_{1}},{{P}_{2}},{{M}_{2}}$

D) ${{I}_{2}},{{C}_{2}},{{P}_{3}},{{M}_{1}}$

E) ${{l}_{2}},{{C}_{3}},{{P}_{1}},{{M}_{2}}$

A) Wings of insects and birds are analogous

B) Wings of insects and bats are analogous

C) Wings of insects and birds are homologous

D) Wings of bats and birds are homologous

E) None of the above

• question_answer170) Which is not correctly matched?

A) Annelida - Enterocoelomate

B) Platyhelminthes - Acoelomate

C) Arthropoda - Schizocoelomate

D) Nemathelminthes - Pseudocoelomate

E) None of the above

• question_answer171) HIV virus affects ...... in AIDS patient.

A) cytotoxic T-cell

B) M-N cell

C) suppressor cell

D) helper T-cell

E) None of these

• question_answer172) Middle piece of sperm contains

A) mitochondria and Golgi body

B) axial filament and Golgi body

C) mitochondria and axial filament

D) centriole and Golgi body

E) None of the above

• question_answer173) Which is wrongly matched?

A) Euglinoidae - Myonemes

B) Ciliophora - Axonemes

C) Annelida - Notopodia

D) Cnidaria - Parapodia

E) None of the above

• question_answer174) The immediate cause of induction of ovulation in female is the large plasma surge of

A) progesterone

C) LH

D) FSH

E) oestrogen

• question_answer175) Which is not related with sexual reproduction in protozoans?

A) Cytogamy

B) Autogamy

C) Conjugation

D) Schizogony

E) Both (a) and (b)

• question_answer176) Identity from the following the compound that links glycolysis and Krebs cycle

A) Oxalo acetic acid

B) Pyruvic acid

C) Lactic acid

D) Acetyl Co-A

E) None of these

• question_answer177) A baby has been born with a small tail. It is the case exhibiting

A) retrogressive evolution

B) mutation

C) atavism

D) metamorphosis

E) Both (b) and (c)

A) Blood has WBCs and lymph has RBCs

B) Blood has WBCs, RBCs and lymph nothing

C) Blood has RBCs, WBCs and lymph has WBC

D) Lymph has WBCs, RBCs and blood has RBCs

E) None of the above

A) pseudopodia

B) eukaryotic organization

C) contractile vacuole

D) holozoic nutrition

E) Both (b) and (c)

• question_answer180) Phenotypic ratio of monohybrid test cross is

A) 1 : 1

B) 3 : 1

C) 1 : 2 : 1

D) 2 : 1

E) 2 : 1 : 2

• question_answer181) What is the chemical name of vinegar?

A) Citric acid

B) Acetic acid

C) Pyruvic acid

D) Malic acid

E) None of these

• question_answer182) Which of the following is not a property of heavy water?

A) Boiling point of heavy water is lower than that of ordinary water

B) Density of heavy water is higher than that of ordinary water

C) Freezing point of heavy water is higher than that of ordinary water

D) It produces corrosion

E) None of the above

• question_answer183) In which of the following processes is energy released?

A) Respiration

B) Photosynthesis

C) Ingestion

D) Absorption

E) None of these

• question_answer184) Animals living in the tree trunks are known as

A) arboreal

B) Volant

C) amphibious

D) aquatic

E) None of these

A) phospholipid

B) lipoprotein

C) phospholipoprotein

D) phosphoprotein

E) None of the above

• question_answer186) Which one of the following is also called the power plants of the cell?

A) Golgi body

B) Mitochondrion

C) Ribosome

D) Lysosome

E) None of these

• question_answer187) The modulus of rigidity is the ratio of

A) longitudinal stress to longitudinal strain

B) volume stress to volume strain

C) shearing stress to shearing strain

D) tensile stress to tensile strain

E) None of the above

• question_answer188) The propagation of sound waves in a gas involves

B) isothermal compression and rarefaction

C) isochoric compression and rarefaction

D) isobaric compression and rarefaction

E) None of the above

• question_answer189) An atomic clock is based on transitions in

A) sodium

B) caesium

C) magnesium

D) aluminium

E) None of these

• question_answer190) A concave lens always forms an image which is

A) real and erect

B) virtual and erect

C) real and inverted

D) virtual and inverted

E) None of these

• question_answer191) A vitamin requires cobalt for its activity. The vitamin is

A) vitamin$\text{-}{{B}_{12}}$

B) vitamin- D

C) vitamin$\text{-}{{B}_{2}}$

D) vitamin- A

E) None of these

• question_answer192) One of the constituents of tear gas is

A) ethane

B) ethanol

C) ether

D) chloropicrin

E) None of these

• question_answer193) Formalized system of trading agreements with groups of countries is known as

E) None of the above

• question_answer194) Mahatma Gandhi was profoundly influenced by the writings of

A) Bernard Shaw

B) Karl Marx

C) Lenin

D) Leo Tolstoy

E) None of these

• question_answer195) Arrange the following in chronological order 1. Tughlaqs 2. Lodis 3. Saiyids 4. Ilbari Turks 5. Khiljis

A) 1, 2, 3, 4, 5

B) 5, 4, 3, 2, 1

C) 2, 4, 5, 3, 1

D) 4, 5, 1, 3, 2

E) None of these

• question_answer196) The book titled The Indian War of Independence was written by

A) Krishna Verma

C) BG Tilak

D) V D Savarkar

E) None of these

• question_answer197) Who was the founder of the Servants of India Society?

A) G K Gokhale

C) B G Tilak

D) Bipin Chandra Pal

E) None of these

• question_answer198) The term Caste was derived from

A) Portuguese

B) Dutch

C) German

D) English

E) None of these

• question_answer199) The term Greater India denotes

A) political unity

B) cultural unity

C) religious unity

D) social unity

E) None of the above

• question_answer200) If input frequency of a full wave rectifier be n, then output frequency would be

A) $\frac{n}{2}$

B) n

C) $\frac{3n}{2}$

D) 2n

E) None of these

• question_answer201) Heat transfer horizontally within the atmosphere is called

A) conduction

B) convection

C) absorption

E) None of these

• question_answer202) Indian Standard Time relates to

A) $75.5{}^\circ E$ longitude

B) $82.5{}^\circ E$ longitude

C) $90.5{}^\circ E$ longitude

D) $0{}^\circ$ longitude

E) None of the above

• question_answer203) Seismic sea waves which approach the coasts at greater force are known as

A) tides

B) tsunami

C) current

D) cyclone

E) None of these

• question_answer204) Depressions formed due to deflating action of winds are called

A) Playas

B) Yardang

C) Ventifacis

D) Sand dunes

E) None of these

• question_answer205) The land of maximum biodiversity is

A) tropical

B) temperate

C) monsoonal

D) equatorial

E) None of these

• question_answer206) The Messenger Satellite launched by NASA is to study

A) Mercury

B) Venus

C) Saturn

D) Jupiter

E) None of the above

• question_answer207) What was the name of the ship that sank near the Paradeep Port in September, 2009 causing an oil spill?

A) Red Rose

B) Black Rose

C) White Rose

D) Green Rose

E) None of the above

• question_answer208) Who among the following has been honoured with the prestigious Dadasaheb Phalke Award for 2007?

A) Yash Chopra

C) Manna Dey

D) A Nageshwara Rao

E) None of these

• question_answer209) The forest in Sunderban is called

A) scrub jungle

B) mangrove

C) deciduous forest

D) tundra

E) None of these

• question_answer210) Noise is measured in

A) watt

B) REM

D) decibel

E) None of these

• question_answer211) Who among the following captured his third consecutive National Billiards title in the year 2009?

B) Devendra Joshi

C) Geet Sethi

D) Dhruv Sitawala

E) None of the above

• question_answer212) The two forms of democracy are

A) parliamentary and presidential

B) direct and indirect

C) monarchical and republican

D) parliamentary and king

E) None of the above

• question_answer213) Which is an extra- Constitutional body?

A) Language Commission

B) Planning Commission

C) Election Commission

D) Finance Commission

E) None of the above

• question_answer214) The Prime Minister of India is

A) elected

B) appointed

C) nominated

D) selected

E) None of the above

• question_answer215) Which is not an All India Service?

B) Indian Police Service

C) Indian Foreign Service

D) Indian Forest Service

E) None of these

• question_answer216) Who is rightly called the Father of Local Self Government in India?

A) Lord Mayo

B) Lord Ripon

C) Lord Curzon

D) Lord Clive

E) None of these

• question_answer217) The Directive Principles of State Policy was adopted from the

A) British Constitution

B) Swiss Constitution

C) U S Constitution

D) Irish Constitution

E) None of the above

• question_answer218) Which is the second nearest star to the Earth after the Sun?

A) Vega

B) Sinus

C) Proxima Centauri

D) Alpha Centauri

E) None of these

• question_answer219) Which one of the following is not a method of estimating National Income?

A) Expenditure method

B) Product method

C) Matrix method

D) Income method

E) None of the above

• question_answer220) The monetary policy in India is formulated by

A) Central Government

B) Industrial Financial Corporation of India

C) Reserve Bank of India

D) Industrial Development Bank of India

E) None of the above

• question_answer221) A short- term government security paper is

A) share

B) debenture

C) mutual fund

D) treasury bill

E) None of these

A) financial support

B) global peace

E) None of these

• question_answer223) Under which market condition do firms have exess capacity?

A) Perfect competition

B) Monopolistic competition

C) Duopoly

D) Oligopoly

E) None of the above

• question_answer224) Price theory is also known as

A) Macro Economics

B) Development Economics

C) Public Economics

D) Micro Economics

E) None of these

A) Has a microprocessor, but cannot be programmed by the user

B) can process small data processing jobs, with the use of a large CPU

C) interacts with the user in English

D) Cannot take data from the user

E) None of the above

• question_answer226) Who among the following won the ICC Cricketer of the Year Award for the year 2009?

A) M S Dhoni

B) Gautam Gambhir

C) Mitchell Johnson

D) Tilakaratne Dilshan

E) None of the above

• question_answer227) The bats can fly in the dark because

A) they can see the objects in darkness

B) they have weak legs and are likely to be attacked by predators

C) they generate flashes of light

D) they generate ultrasonic sound waves

E) None of the above

• question_answer228) What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius?

A) All ice will melt

B) AII water will become ice

C) No change will happen

D) Only some ice will melt

E) None of the above

• question_answer229) National Income is the

A) Net National Product at market price

B) Net National Product at factor cost

C) Net Domestic Product at market price

D) Net Domestic Product at factor cost

E) None of the above

• question_answer230) At present, India is following

A) fixed exchange rate

B) floating exchange rate

C) pegged up exchange rate

D) pegged down exchange rate

E) None of the above

• question_answer231) The exchange of commodities between two countries is referred as

E) None of these

• question_answer232) Soil erosion on hill slopes can be checked by

A) afforestation

B) terrace cultivation

C) strip cropping

D) contour ploughing

E) None of these

• question_answer233) Who coined the word Geography?

A) Ptolemy

B) Eratosthenese

C) Hecataus

D) Herodatus

E) None of these

• question_answer234) Which of the following is called the ecological hot spot of India?

A) Western Gnats

B) Eastern Ghats

C) Western Himalayas

D) Eastern Himalayas

E) None of these

• question_answer235) The art and science of map making is called

A) remote sensing

B) cartography

C) photogrammetry

D) mapping

E) None of these

• question_answer236) The age of the Earth can be determined by

A) geological time scale

C) gravity method

D) fossilization method

E) None of the above

• question_answer237) The monk who influenced Ashoka to embrace Buddhism was

A) Vishnu Gupta

B) Upa Gupta

C) Brahma Gupta

E) None of these

• question_answer238) The declaration that Democracy is a Government of the people, by the people; for the people was made by

A) George Washington

B) Winston Churchill

C) Abraham Lincoln

D) Theodore Roosevelt

E) None of the above

• question_answer239) The Lodi dynasty was founded by

A) Ibrahim Lodi

B) Sikandar Lodi

C) Bahlol Lodi

D) Khizr Khan

E) None of these

• question_answer240) Harshavardhana was defeated by

A) Prabhakaravardhana

B) Pulakesin II

C) Narasimhavarma Pallava

D) Sasanka

E) None of these

• question_answer241) Who among the following was an illiterate?

A) Jahangir

B) Shah Jahan

C) Akbar

D) Aurangazeb

E) None of these

• question_answer242) Which Governor General is associated with Doctrine of Lapse?

A) Lord Ripon

B) Lord Dalhousie

C) Lord Bentinck

D) Lord Curzon

E) None of the above

• question_answer243) India attained Dominion Status on

A) 15th January, 1947

B) 15th August, 1947

C) 15th August, 1950

D) 15th October, 1947

E) None of the above

• question_answer244) Despotism is possible in a

A) one party state

B) two party state

C) multi parry state

D) two and multi-party state

E) None of the above

A) Germany

B) Holland

C) France

D) Britain

E) None of these

• question_answer246) Which one of the following is the guardian if Fundamental Rights?

A) Legislature

B) Executive

C) Political parties

D) Judiciary

E) None of these

• question_answer247) Sarkaria Commission was concerned with

B) electoral reforms

C) financial reforms

D) centre- state relations

E) None of the above

• question_answer248) The Speaker of the Lok- Sabha has address his/her letter of resignation to

A) Prime Minister of India

B) President of India

C) Deputy Speaker of Lok Sabha

D) Minister of Parliamentary Affairs

E) None of the above

• question_answer249) A wane becomes a demand only when it is backed by the

A) ability to purchase

D) utility of the product

E) None of the above

• question_answer250) The terms Micro Economics and Macro Economics were coined by

A) Alfred Marshall

B) Ragner Nurkse

C) Ragner Frisch

D) J M Keynes

E) None of the above

• question_answer251) During periods of inflation, tax rates should

A) increase

B) decrease

C) remain constant

D) fluctuate

E) None of the above

• question_answer252) Which is the biggest tax paying sector in India?

A) Agriculture sector

B) Industrial sector

C) Transport sector

D) Banking sector

E) None of the above

• question_answer253) Economics is what it ought to be - This statement refers to

A) normative economics

B) positive economics

C) monetary economics

D) fiscal economics

E) None of the above

• question_answer254) The excess of price a person is to pay rather than forego the consumption of the commodity is called

A) price

B) profit

C) producers surplus

D) consumers surplus

E) None of the above

• question_answer255) Silver halides are used in photographic plates because they are

A) Oxidized in air

B) soluble in hyposolution

C) reduced by light

D) totally colourless

E) None of the above

A) a catalyst in burning fossil fuel

B) an antioxidant

C) a reluctant

D) an antiknock compound

E) None of the above

• question_answer257) Curie point is the temperature at which

B) a metal loses magnetic properties

C) a metal loses conductivity

D) transmutation of metal occurs

E) None of the above

• question_answer258) The isotope used for the production of atomic energy is

A) U-235

B) U-238

C) U-234

D) U-236

E) None of these

• question_answer259) The acceleration due to gravity at the equator

A) is less than that at the poles

B) is greater than that at the poles

C) is equal to that at the poles

D) does not depend on the Earths centripetal acceleration

E) None of the above

• question_answer260) Which of the following is not a nucleon?

A) Proton

B) Neutron

C) Electron

D) Positron

E) None of the above

• question_answer261) The material used in the manufacture of lead pencil is

A) graphite

C) carbon

D) mica

E) None of these

• question_answer262) Angle of friction and angle of repose are

A) equal to each other

B) not equal to each other

C) proportional to each other

D) Both (b) and (c)

E) None of the above

• question_answer263) Processors speed of a computer is measured in

A) BPS

B) MIPS

C) Baud

D) Hertz

E) None of these

• question_answer264) C language is a

A) low level language

B) high level language

C) machine level language

D) assembly level language

E) None of the above

• question_answer265) What happens to a person who receives the wrong type of blood?

A) All the arteries constrict

B) All the arteries dialates

C) The RBCs agglutinate

D) The spleen and lymphnodes deteriorate

E) None of the above

A) National Infectious diseases Seminar

B) National Irrigation Schedule

C) National immunization Schedule

D) National Information Sector

E) None of the above

• question_answer267) If all bullets could not removed from gunshot injury of a man, it may cause poisoning by

A) mercury

C) iron

D) arsenic

E) None of these

• question_answer268) Ringworm is a ......... disease.

A) bacterial

B) protozoan

C) viral

D) fungal

E)

• question_answer269) Pituitary gland is situated in

A) the base of the heart

B) the base of the brain

C) the neck

D) the abdomen

E) None of the above

A) Agassit

B) Albertus magnus

C) Joseph aspdin

D) Janseen

E) None of these

• question_answer271) According to RBIs report on the trend and progress of banking, the Non-Performing Assets (NPAs) in India for 2008-09 for Indian Banks in 2008 have stood at

A) 2.3 per cent

B) 2.6 per cent

C) 3.5 per cent

D) 5.2 per cent

E) None of these

• question_answer272) Windows 7, the latest operating system from Microsoft Corporation has......... Indian languages fonts

A) 14

B) 26

C) 37

D) 49

E) None of these

• question_answer273) TRIPS and TRIMS are the terms associated with

A) IMF

B) WTO

C) IBRD

D) IDA

E) None of these

• question_answer274) A Presidential Ordinance can remain in force

A) for three months

B) for six months

C) for nine months

D) indefinitely

E) None of these

• question_answer275) Which of the following Indonesian regions was a victim of massive earthquake in 2004?

A) Irian Jaya

B) Sumatra

C) Kalibangan

D) Java

E) None of these

• question_answer276) The first non-stop air- conditioned DURANTO train was flagged off between

A) Sealdah - New Delhi

B) Mumbai - Howrah

C) Bangalore - Howrah

D) Chennai - New Delhi

E) None of the above

• question_answer277) Which among the following agencies released the report, Economic Outlook for 2009 - 10?

A) Planning Commission

C) Finance Commission

D) Reserve Bank of India

E) None of the above

• question_answer278) India and US have decided to finalize agreements related to which of the following

B) Intellectual Property

D) All of the above

E) None of the above

• question_answer279) Which one of the following states does not form part of Narmada river basin?

B) Rajasthan

C) Gujarat

D) Maharashtra

E) None of the above

• question_answer280) Which of the following countries has WSU become the third largest market for Twitter?

A) China

B) India

C) Brazil

D) Indonesia

E) None of these

• question_answer281) Which Indian State has the largest coastline?

B) Maharashtra

C) Orissa

E) None of the above

B) Rapid Action Force

C) Reverse Action Force

D) Repeat Action Force

E) None of the above

• question_answer283) Bolometer is used to measure

A) Frequency

B) Temperature

C) Velocity

D) Wavelength

E) None of these

• question_answer284) Tehri Dam is being constructed on river

A) Ganga

B) Brahmaputra

C) Bhagirathi

D) Yamuna

E) None of these

• question_answer285) Which of the following is incorrect?

A) AIDS is a retroviral disease

B) AIDS is transmitted by homo and hetero-sexual contact

C) AIDS was first recognized in USA in 1981

D) AIDS causes ano- genital warts

E) None of the above

• question_answer286) The new international Multi-dimensional Poverty Index (MPI) has been developed by:

A) Cambridge Poverty and Human Development Initiative

B) Columbia Poverty and Human Development Initiative

C) Massachusetts Poverty and Human Development Initiative

D) Oxford Poverty and Human Development Initiative

E) None of the above

• question_answer287) With which Western country has India signed a Counter Terrorism Initiative that includes (steps to check financing of terror activities, joint probe in cases of bomb blasts besides cooperation in cyber and border security?

A) France

B) UK

C) US

D) Germany

E) None of these

• question_answer288) The new Terminal-3 of the Indira Gandhi International Airport was recently inaugurated by Prime Minister Manmohan Singh in New Delhi on July 3. Which company leads the group of companies that constructed the terminal?

A) Reliance Infra

B) L&T

C) Jaypee Group

D) GMR Group

E) None of the above

• question_answer289) Which of these has become the first country In Latin America to legalize same-sex marriage?

A) Bolivia

B) Venezuela

C) Colombia

D) Argentina

E) None of these

• question_answer290) The Finance Ministers of European Union have recently given their final approval for Estonia to adopt the euro as its currency on 1 Jan, 2011. The tiny Baltic state will become the ___ member of the single currency.

A) 16th

B) 15th

C) 18th

D) 19th

E) 17th

• question_answer291) Which of the following companies has started Street View Project, a technology that provides panoramic views from various positions along many streets in the world?

A) IBM

C) Infosys

D) Microsoft

E) None of the above

• question_answer292) India has recently adopted a new symbol to denote its currency Rupee. Who among the following has developed the new Rupee Symbol?

A) D Ramesh Kumar

B) P Umesh Kumar

C) D Mukesh Kumar

D) S.K. Mittal

E) D Udaya Kumar

• question_answer293) Researchers have been successful in creating genetically altered mosquitoes that cannot infect humans with malaria, which claims over one million lives worldwide every year. Which species of mosquito was used be the scientists in their research?

A) Anopheles albimanus

B) Anopheles Stephensi

C) Anopheles benarrochi

D) Anopheles apicimacula

E) None of the above

• question_answer294) The prestigious Mahatma Gandhi Institute of Education for Peace and Sustainable Development (MGIEP), a UNESCO institute, will be unveiled on his birth anniversary on Oct 2 in which of these cities?

A) Johannesburg

B) New Delhi

C) Djakarta

D) Geneva

E) None of the above

• question_answer295) With which African country has India sign an MoU to conduct a feasibility study for setting up a urea plant with an annual capacity of at least one million tonnes in the African nation?

A) Nigeria

B) Ghana

C) Kenya

D) Egypt

E) None of these

• question_answer296) Which of these statements is/are correct regarding the five pacts signed between India and Myanmar after PM Manmohan Singh held talks with visiting Myanmars military ruler, General Than Shwe? I. The two countries signed a treaty on mutual legal assistance in criminal matters that will be crucial in enabling India get access to insurgents from Indias northeast states who continue to shelter along the India-Myanmar border. II. An MoU on Indian assistance in restoring the Ananda temple in Bagan, a renowned Buddhist shrine in central Myanmar, was also inked.

A) I only

B) II only

C) Both I and II

D) Neither I nor II

E) Statements are not clear

• question_answer297) The first international cricket match was played between which two countries?

C) New Zealand and Rhodesia

D) India and Australia

E) None of the above

• question_answer298) Rank outsider Louis Oosthuizen won the British Open, capturing golfs biggest prize recently. Louis Oosthuizen belongs to which country?

A) Argentina

B) Australia

C) Belgium

D) Venezuela

E) South Africa

• question_answer299) Which Indian Olympian notched up the biggest title of his career when he clinched the US Open Table Tennis Championships crown?

A) Kamlesh Mehta

B) Poulomi Ghatak

C) Venugopal Chandrasekhar

D) Achanta Sharath Kamal

E) None of the above

• question_answer300) Which of these statements is/are correct? I. India has become a full-fledged member of Financial Action Task Force (FATF), an inter-governmental body, responsible for setting global standards a anti - money laundering and combating the financing of terrorism. II. FATF membership is very important for India in its quest to become a major player in the International finance.

A) I only

B) II only

C) Both l and II

D) Neither I nor II

E) Statements are not clear