# Solved papers for JIPMER Jipmer Medical Solved Paper-2003

### done Jipmer Medical Solved Paper-2003

• question_answer1) A car of mass 1000 kg moves on a circular track of radius 20 m. If the coefficient of friction of 0.64. The maximum velocity with which the car can be moved, is:

A) $11.2\text{ }m\text{/}s$

B) $112\text{ }m\text{/}s$

C) $\frac{0.64\times 20}{1000\times 100}\text{m/s}$

D) $\frac{1000}{64\times 20}\text{m/s}$

• question_answer2) The angle through which a cyclist bends when he covers a circular path of 34.3 m circumference in$\sqrt{22}$ sec is: $(g=9.8\,m/{{s}^{2}})$

A) $15{}^\circ$

B) $30{}^\circ$

C) $60{}^\circ$

D) $45{}^\circ$

• question_answer3) The radius of earth is 6400 km and$g=10\text{ }m\text{/}{{s}^{2}}$. In order that a body of 5 kg weight is zero at the equator, the angular speed is:

A) $\frac{1}{800}\text{rad/sec}$

B) $\frac{1}{1600}\text{rad/sec}$

C) $\frac{1}{400}\text{rad/sec}$

D) $\frac{1}{80}\text{rad/sec}$

• question_answer4) The escape velocity for the earth is 11.2 km/sec. The mass of another planet 100 times mass of earth and its radius is 4 times radius of the earth. The escape velocity for the planet is:

A) 56.0 km/sec

B) 280 km/sec

C) 112 km/sec

D) 56 km/sec

• question_answer5) A wheel rotates with constant acceleration of 2.0 radian/sec2. If the wheel starts from rest the number of revolution it makes in the first ten second, will be approximately:

A) 32

B) 24

C) 16

D) 8

• question_answer6) The moment of inertia of a body about a Given axis $1.2\,\,kg\,\,{{m}^{2}}$. Initially the body is at rest. In order to produce a rotational kinetic energy of 1500 J and angular acceleration of $25\,\,rad\,/{{s}^{2}}$ must be applied about the axis for a duration of:

A) 10 s

B) 8 s

C) 2 s

D) 4 s

• question_answer7) A girl is swinging on a swinging plate form in sitting position when the girl stands up then the period of swinging?

A) will not change

B) will depend on height of girl

C) will be longer

D) will be shorter

• question_answer8) The displacement of the motion of a particle is represent by a equation $y=A\,\sin \,\omega t+B\,\cos \,\omega t$The motion of particle is:

A) SHM with amplitude $\sqrt{{{A}^{2}}+{{B}^{2}}}$

B) SHM with amplitude $A+B$

C) SHM with amplitude$A$

D) Oscillatory but not in SHM

• question_answer9) A ball falling in a lake depth 200 m shows a decrease of 0.1% in its volume at the bottom then the bulk modulus of the material of the ball is :

A) $19.6\times {{10}^{8}}\text{N/}{{\text{m}}^{\text{2}}}$

B) $19.2\times {{10}^{7}}\text{N/}{{\text{m}}^{\text{2}}}$

C) $2.4\times {{10}^{9}}\text{N/}{{\text{m}}^{\text{2}}}$

D) $2.4\times {{10}^{5}}\text{N/}{{\text{m}}^{\text{2}}}$

• question_answer10) A fixed volume of iron is drawn into a wire of length $l.$ The extension $x$ produced in this wire by a constant force F is proportional to:

A) $l$

B) ${{l}^{2}}$

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

D) $\frac{1}{{{l}^{2}}}$

• question_answer11) Two bars A and B of circular cross-section and same volume made of same material are subjected under same tension. If the diameter of A is half that of B. The ratio of extension of A to B will be:

A) 16

B) 2

C) 1/4

D) 4

• question_answer12) Water rises in a capillary up to a extension height such that upward force of surface tension balances the force of $75\times {{10}^{-4}}N$ due to weight of water. If surface tension of water is$6\times {{10}^{-2}}N\text{/}m$. The internal circumference of the capillary must be:

A) $12.5\times {{10}^{-2}}\text{m}$

B) $6.5\times {{10}^{-2}}\text{m}$

C) $0.50\times {{10}^{-2}}\text{m}$

D) $1.25\times {{10}^{-2}}\text{m}$

• question_answer13) A capillary tube of radius r can support a liquid of weight$6.28\times {{10}^{-4}}\text{N}\text{.}$ if the surface tension of the liquid is $5\times {{10}^{-2}}$ N/m. The radius of capillary must be:

A) $2.0\times {{10}^{-3}}\text{m}$

B) $2.0\times {{10}^{-4}}\text{m}$

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

D) $12.5\times {{10}^{-4}}\text{m}$

• question_answer14) The soap bubbles radii in the ratio 2 : 1 ratio of excess pressure inside there is:

A) 1 : 4

B) 4 : 1

C) 2 : 1

D) 1 : 2

• question_answer15) Standing wave are produced in a 10 m long stretched string. If the string vibrates in 5 segments and the wave velocity is 20 m/s. The frequency is:

A) 10 Hz

B) 5 Hz

C) 4 Hz

D) 2 Hz

• question_answer16) A steel wire 0.5 m long has a total mass kg and stretched with a tension of 800 N. The frequency with which it vibrates in its fundamental note will be :

A) 4 Hz

B) 2 Hz

C) 200 Hz

D) 160 Hz

• question_answer17) A cord attached to a vibrating tuning fork is divided into six segments under tension of 36 N. It will be divided into fowl segments, if the tension is:

A) 48 N

B) 81 N

C) 24 N

D) 16 N

• question_answer18) The equation of travelling wave is $y=60\,\cos \,(1800t-6x)$ where y is in micron and t in second and $x$ in metre. The ratio of maximum particle velocity to velocity of wave propagation is :

A) 3.6

B) $3.6\times {{10}^{-4}}$

C) $3.6\times {{10}^{-11}}$

D) $3.6\times {{10}^{-6}}$

• question_answer19) In a sinusoidal wave, the time required for a particular point to move from maximum displacement to zero displacement is 0.170. The frequency of the wave will be:

A) 2.94 Hz

B) 0.73 Hz

C) 0.36 Hz

D) 1.47 Hz

• question_answer20) The root mean square velocity of hydrogen molecules of an ideal hydrogen gas kept in a gas chamber at $0{}^\circ C$ is 3180 m/s. Calculate the pressure of hydrogen gas $=8.99\times {{10}^{-10}}\text{kg/}{{\text{m}}^{\text{3}}}\text{,}$atmosphere $=1.01\times {{10}^{-5}}\text{N/}{{\text{m}}^{2}})$

A) 3.0 atm

B) 2.0 aim

C) 1.5 atm

D) 1.0 atm

• question_answer21) $22g$ of $C{{O}_{2}}$ at $27{}^\circ C$ is mixed with 16 g of ${{O}_{2}}$ at $37{}^\circ C$. If both gases are considerers ideal, then temperature of mixture is.

A) $30.5{}^\circ C$

B) $37{}^\circ C$

C) $27{}^\circ C$

D) $29.3{}^\circ C$

• question_answer22) At a given temperature the pressure of an ideal of density $\rho$ is proportional to:

A) ${{}^{2}}$

B) 

C) $\frac{1}{{{}^{2}}}$

D) $\frac{1}{}$

• question_answer23) Air is expended from 50 litres to 150 litres at 2 atmosphere the external work done is:

A) (1 atmospheric pressure$=1\times {{10}^{5}}N\text{/}{{m}^{2}}$) $2\times {{10}^{-8}}\text{J}$

B) $2\times {{10}^{-4}}\text{J}$

C) $\text{200J}$

D) $\text{2000J}$

• question_answer24) Helium at $27{}^\circ C$ has a volume 8 litres. It is suddnely compressed to a volume of litres. The temperature of the gas will be : $\left( V=5/3 \right)$

A) $9327{}^\circ C$

B) $1200{}^\circ C$

C) $927{}^\circ C$

D) $108{}^\circ C$

• question_answer25) Energy is being emitted from the surface of a black body at$127{}^\circ C$the rate of $1.0\times {{10}^{-6}}\text{J/s}{{\text{m}}^{2}}.$ The temperature of black body at which the rate of energy emission is $16.0\times {{10}^{-6}}\text{J/s}{{\text{m}}^{2}}$ will be:

A) $754{}^\circ C$

B) $527{}^\circ C$

C) $254{}^\circ C$

D) $508{}^\circ C$

• question_answer26) A cup of tea cools from $80{}^\circ C$ to $60{}^\circ C$ in one minute. The ambient temperature is$30{}^\circ C$. In cooling from $60{}^\circ C$ to $50{}^\circ C$. It will take:

A) 50 sec

B) 90 sec

C) 60 sec

D) 48 sec

• question_answer27) Light of wavelength $6000\,\overset{\text{o}}{\mathop{\text{A}}}\,$ is reflected at nearly normal incidence from a soap film of refractive index 1.4. The least thickness of the film that will appear black is:

A) $200\,\overset{\text{o}}{\mathop{\text{A}}}\,$

B) $2000\,\overset{\text{o}}{\mathop{\text{A}}}\,$

C) $1000\,\overset{\text{o}}{\mathop{\text{A}}}\,$

D) infinity

• question_answer28) Light travels faster in air than that in glass. This is accordance with :

A) wave theory of light

B) corpuscular theory of light

C) neither (a) nor (b)

D) Both (a) and (b)

• question_answer29) In Youngs double slit experiment, light of wavelength $6000\,\overset{\text{o}}{\mathop{\text{A}}}\,$ is used to produced fringes of width 0.8 mm at a distance of 2.5 m. If the whole appart is dropped in liquid of refractive index 1.6 then the fringe width will be :

A) 0.2 mm

B) 0.4 mm

C) 0.5 mm

D) 0.6 mm

• question_answer30) The electric potential at the surface of an atomic nucleus $\left( Z=50 \right)$ of radius $9.0\times {{10}^{-5}}m$ is:

A) $8\times {{10}^{6}}V$

B) $80\,V$

C) $9\times {{10}^{5}}V$

D) $9\,V$

• question_answer31) Two metal plates having a potential difference of 800 V and 2 cm apart. It is found that a particle of mass $1.96\times {{10}^{-15}}$kg remaining suspended in the region between the plates. The charge on the particle must be : (e = elementry charge)

A) $8e$

B) $6e$

C) $3e$

D) $2e$

• question_answer32) The working of dynamic is based on the principle of:

A) electromagnetic induction

B) chemical effect of current

C) magnetic effect of current

D) heating effect of current

• question_answer33) When a voltmeter connected across the terminals of cell, measures 5 V and an ammeter connected measures 10 A. A resistance of 2$\Omega$ is connected across the terminal of the cell. The current flowing through this resistance is:

A) 7.5 amp

B) 5.0 amp

C) 2.5 amp

D) 2.0 amp

• question_answer34) In a neon discharge tube $2.9\times {{10}^{18}}$ $N{{e}^{+}}$ ions move to be the right per second while $1.2\times {{10}^{8}}$ electron moves to the left per second electric charge is $1.6\times {{10}^{-19}}C$. The current in discharge tube is :

A) 0.66 A towards left

B) 0.66 A towards right

C) 1 A towards right

D) zero

• question_answer35) The capacity of a parallel plate capacitor with no dielectric substance but with a separation of 0.4 cm is $2\mu F.$ the separation is reduced to half and it is filled with a dielectric substance of value of 2.8. The final capacity of capacitor is :

A) 15.6 $\mu F$

B) 11.2$\mu F$

C) 19$\mu F$

D) 22.4 $\mu F$

• question_answer36) In forward biased if the $p-n$ junctions diode is forward biased, then width of potential barrier in $p-n$ junction diode :

A) Remain constant

B) increase

C) Decrease

D) none of these

• question_answer37) If the energy released in the fission of one nucleus is $3.2\times {{10}^{-11}}\text{J,}$ then number of nuclei required per second in a power plant of 16 kW is:

A) $0.5\,\times {{10}^{14}}$

B) $0.5\times {{10}^{12}}$

C) $5\times {{10}^{12}}$

D) $5\times {{10}^{14}}$

B) stream of electron

C) stream of proton

D) stream of uncharged particle

• question_answer39) The plates of a parallel plate capacitor of capacity of 50$\mu F$ are charged by a battery to a potential of 100 volt. The battery remains connected the plates are separated from each other so that the distance between them is doubled. Then, the energy spent by battery in doing so, will be:

A) $12.5\times {{10}^{-2}}\text{J}$

B) $35\times {{10}^{-2}}\text{J}$

C) $42.5\times {{10}^{-2}}\text{J}$

D) $25\times {{10}^{-2}}\text{J}$

• question_answer40) A light of wavelength $2000\,\overset{\text{o}}{\mathop{\text{A}}}\,$ falls on a metallic surface of work function 5.01 eV then required potential difference to slope fastest photo electron is : $(h=6.62\times {{10}^{-34}})$

A) 4.8V

B) 3.6V

C) 2.4V

D) 1.2V

• question_answer41) The distance between the poles of horse shoe magnet is 10 cm and its pole strength is ${{10}^{4}}$A. The magnetic field induction at point P mid-way between the poles is :

A) $8\times {{10}^{-9}}$ tesla

B) $4\times {{10}^{-19}}$ tesla

C) $2\times {{10}^{-9}}$ tesla

D) zero

• question_answer42) Two small magnets each of magnetic moment $10\text{ }A{{m}^{2}}$ are placed in end on position 0.1 m apart from their centres. The force acting between them is:

A) $0.6\text{N}$

B) $0.06\text{N}$

C) $0.06\times {{10}^{7}}\text{N}$

D) $0.6\times {{10}^{7}}\text{N}$

• question_answer43) Magnetic field of a short magnet at a distance 1 m on axial line is 1 oersted at a distance 2 m on the same line the intensity in oersted is:

A) 0.75

B) 0.125

C) 0.25

D) 0.5

• question_answer44) The ratio of magnetic moments of two short magnets which give null deflection in tan B position at 12 cm and 18 cm from the centre of a deflection magnetometer is:

A) 4 : 9

B) 27 : 8

C) 2 : 3

D) 8 : 27

• question_answer45) If the flux associated with a coil varies at the rate of 1 wb/min the induced emf is:

A) zero

B) 60 V

C) $\frac{\text{1}}{\text{60}}\text{V}$

D) 1 V

• question_answer46) An AC supply gives $30{{\text{V}}_{rms}}$ which is fed on a pure resistance of 10 ohm. The power dissipated in this is:

A) 90 watt

B) 45 watt

C) 90 : 2 watt

D) 180 watt

• question_answer47) The energy of a photon corresponding to the visible light maximum wavelength is nearly:

A) 7 eV

B) 3.2 eV

C) 1 eV

D) 1.6 eV

• question_answer48) If an electron has orbital angular momentum quantum number $l=7$ then it will have an orbital angular momentum equal to:

A) $\sqrt{56}\left( \frac{h}{2\pi } \right)$

B) $57\left( \frac{h}{2\pi } \right)$

C) $42\left( \frac{h}{2\pi } \right)$

D) $7\left( \frac{h}{2\pi } \right)$

• question_answer49) The radius of electron second stationary orbit in Bohrs atom is R. The radiusion third orbit will be:

A) 2.25R

B) 3R

C) R/3

D) 9R

• question_answer50) The slope of plate characteristic and mutual characteristic curves of a triode valve is $0.02\text{ }mA\text{/}V$ and $1\text{ }mA\text{/}V$. The amplification factor of triode valve is :

A) $2\times {{10}^{8}}$

B) 20

C) 50

D) 40

• question_answer51) Dimension of relative density is:

A) $kg{{m}^{-3}}$

B) $M{{L}^{-3}}$

C) dimensionless

D) ${{M}^{2}}{{L}^{-6}}$

• question_answer52) A ball is thrown from height $h$ and another from $2h.$ The ratio of time taken by the two balls to reach ground is:

A) 1 :$\sqrt{2}$

B) $\sqrt{2}$:1

C) 2 : 1

D) 1 : 2

• question_answer53) A ball is thrown upwards, it takes 4 sec to reach back to the ground. Find its initial velocity:

A) $30\,\,m{{s}^{-1}}$

B) $10\,\,m{{s}^{-1}}$

C) $40\text{ }m{{s}^{-1}}$

D) $20\,\,m{{s}^{-1}}$

• question_answer54) A man is at a height of 100 m. He sees a car which makes an angle of $\text{/6}$ with mans position. If the car moves to a point where angle is $\text{/3}$ what is the distance moved by it?

A) $\left( \frac{100}{\sqrt{3}} \right)\text{m}$

B) $(200\sqrt{3})\text{m}$

C) $\left( \frac{200}{\sqrt{3}} \right)\text{m}$

D) $\left( \frac{150}{\sqrt{3}} \right)\text{m}$

• question_answer55) A body of mass 0.1 kg attains a velocity of $10.\text{m}{{\text{s}}^{-1}}$ in 0.1 sec. The force acting on the body is:

A) 10 N

B) 0.01 N

C) 0.1 N

D) 100 N

• question_answer56) If force $\mathbf{\vec{F}}=5\mathbf{\hat{i}}+3\mathbf{\hat{j}}+4\mathbf{\hat{k}}$ makes a displacement of $\mathbf{\vec{s}}=6\mathbf{\hat{i}}-5\mathbf{\hat{k}}$ work done by the force is:

A) 10 units

B) 122$\sqrt{5}$ units

C) $5\sqrt{122}$ units

D) 20 units

• question_answer57) The angular velocity of second hand, of a clock is:

A) $\left( \frac{\pi }{6} \right)\text{rad}\,{{\text{s}}^{\text{-1}}}$

B) $\left( \frac{\pi }{60} \right)\text{rad}\,{{\text{s}}^{\text{-1}}}$

C) $\left( \frac{\pi }{30} \right)\text{rad}\,{{\text{s}}^{\text{-1}}}$

D) $\left( \frac{\pi }{15} \right)\text{rad}\,{{\text{s}}^{\text{-1}}}$

• question_answer58) A body is moving in a circular path with acceleration a. If its velocity gets doubled, find the ratio of acceleration after and before the change:

A) 1 : 4

B) $\frac{1}{4}:1$

C) 2 : 1

D) 4 : 1

• question_answer59) Acceleration due to gravity at earths surface is$g\text{ }m{{s}^{-2}}$. Find the effective value of gravity at a height of 32 km from sea level: (${{R}_{e}}$ = 6400 km)

A) $0.5g\,\text{m}{{\text{s}}^{\text{-2}}}$

B) $0.99g\,\text{m}{{\text{s}}^{\text{-2}}}$

C) $1.01g\,\text{m}{{\text{s}}^{\text{-2}}}$

D) $0.90g\,\text{m}{{\text{s}}^{\text{-2}}}$

• question_answer60) Near earths surface, time period of a satellite is 4 hrs. Find its time period at height 4R from the centre of earth:

A) 32 hrs

B) $\left( \frac{1}{8\sqrt[3]{2}} \right)\,\text{hrs}$

C) $8\sqrt[3]{2}\,\text{hrs}$

D) $16\text{ }hrs$

• question_answer61) In an isochoric process, the increase in internal energy is equal to:

A) the sum of heat absorbed and work done

B) the work done

C) heat absorbed

D) heat evolved

• question_answer62) 75 c.c. of $N\text{/}5$${{H}_{2}}S{{O}_{4}}$10 c.c. of $N\text{/}2\,$$HCl$ and 30 c.c. of $N\text{/}10$ $HN{{O}_{3}}$ are mixed together. The strength of the resulting acid mixture is:

A) 0.1 N

B) 0.2 N

C) 0.3 N

D) 0.4 N

• question_answer63) What would be the freezing point of aqueous solution containing 17 g of ${{C}_{2}}{{H}_{5}}OH$ in 1000 g of water?

A) $0.34{}^\circ C$

B) $0.0{}^\circ C$

C) $-\,0.34{}^\circ C$

D) $-\,0.69{}^\circ C$

• question_answer64) The pH of a solution is 5.0. If${{H}^{+}}$ion concentration is decreased 100 times. Then the solution will be:

A) neutral

B) more acidic

C) basic

D) of the same acidity

• question_answer65) The molarity of pure water is:

A) 100

B) 55.6

C) 18

D) 5.56

• question_answer66) Azeotropic mixture of $HCl$ and water has:

A) 20.2% $HCl$

B) 22.2% $HCl$

C) 63% $HCl$

D) 84% $HCl$

• question_answer67) Percentage of silver in the alloy German silver is:

A) 0%

B) 1.0%

C) 2.5%

D) 1.5%

• question_answer68) Which will have maximum ionization energy?

A) Na

B) Mg

C) K

D) Bi

• question_answer69) Rusting of iron is a chemical reaction. The reaction is:

A) double decomposition

B) combination

C) displacement

D) analysis

• question_answer70) The IUPAC name of $C{{H}_{3}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{\underset{C{{H}_{2}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,}}\,}}\,-C{{H}_{2}}-CH(OH)-C{{H}_{3}}$

A) 2-ethylpentanol-4

B) 3-methylhexanol-3

C) 4-methylhexanol-2

D) 4-ethylpentanol-2

• question_answer71) An asymmetric carbon atom is which:

A) attached three atoms or groups are different

B) attached all the atoms or groups are different

C) attached two atoms or groups are different

D) attached all the atoms or groups are the same

• question_answer72) The most reactive hydrocarbon is:

A) methane

B) ethane

C) ethylene

D) acetylene

• question_answer73) Which one of the following molecules undergoes polymerisation to form natural rubber?

A) Styrene

C) Ethylene

D) Iso-butene

• question_answer74) Heat of a reaction at constant pressure is equal to:

A) ${{H}_{P}}-{{H}_{R}}$

B) ${{H}_{P}}+{{H}_{R}}$

C) ${{H}_{P}}\times {{H}_{R}}$

D) $\frac{{{H}_{P}}}{{{H}_{R}}}$

• question_answer75) The density of $S{{O}_{2}}$ at STP is$2.86\,kg\,{{m}^{-3}}.$ Its density at $819{}^\circ C$ and 2 atmospheres is:

A) $0.715\text{ }kg\,{{m}^{-3}}$

B) $1.43\,kg\,{{m}^{-3}}$

C) $2.86\text{ }kg\,{{m}^{-3}}$

D) $4.26\text{ }kg\text{ }{{m}^{-3}}$

• question_answer76) Quartz is an example of:

A) cyclic silicate

B) chain silicate

C) frame work silicate

D) sheet silicate

• question_answer77) Oxidation number of Cr in ${{K}_{2}}C{{r}_{2}}{{O}_{7}}$ is:

A) 2

B) 4

C) 6

D) 7

• question_answer78) Which of the following is most powerful oxidising agent?

A) ${{I}_{2}}$

B) $C{{l}_{2}}$

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

D) ${{F}_{2}}$

• question_answer79) Among the following compounds which is planar in shape is:

A) acetylene

B) benzene

C) isobutene

D) methane

• question_answer80) One gram of mass is equal to:

A) $9\times {{10}^{20}}ergs$

B) $7\times {{10}^{15}}ergs$

C) $5\times {{10}^{10}}ergs$

D) $3\times {{10}^{5}}\,ergs$

• question_answer81) Vapour density of a volatile substance is $4(C{{H}_{4}}=1)$. Its molecular weight would be:

A) 2

B) 8

C) 64

D) 128

• question_answer82) The 3rd transitional series contain elements having atomic numbers from:

A) 21 to 29

B) 21 to 30

C) 20 to 30

D) 21 to 31

• question_answer83) Which of the following ions is paramagnetic?

A) $C{{u}^{++}}$

B) $Z{{n}^{++}}$

C) $N{{i}^{++}}$

D) Both a and c

• question_answer84) Which one of the following colloidal solution is positive sol?

A) Gelatin in strongly acidic solution

B) Smoke

C) Dlay soil

D) Blood

• question_answer85) The pH of blood is:

A) greater than 10

B) less than 6

C) greater than 7 and less than 8

D) greater than 8 and less than 9

• question_answer86) If ${{K}_{b}}$ of HCN is $4.0\times {{10}^{-10}},$then the pH of$2.5\times {{10}^{-1}}$ molar aqueous HCN is:

A) 2.0

B) 4.7

C) 5.0

D) $2\times {{10}^{-5}}$

• question_answer87) How many grams of $Ca{{C}_{2}}{{O}_{4}}$ will dissolve in distilled water to make one litre of saturated solution? Solubility product of $Ca{{C}_{2}}{{O}_{4}}$ is $2.5\times {{10}^{-9}}mo{{l}^{2}}litr{{e}^{-2}}$ and its molecular weight is 128:

A) 0.0640 g

B) 0.0032 g

C) 0.0128 g

D) 0.0064 g

• question_answer88) Deuterium oxide is used in nuclear reactor as:

A) source of a-particle

B) source of deuteron

C) moderator

D) fuel

• question_answer89) Lowest MP and BP is of:

A) Ar

B) Xe

C) He

D) Ne

• question_answer90) Silicon is an important constituent of:

A) alloys

B) vegetables

C) animals

D) rocks

• question_answer91) ${{H}_{3}}P{{O}_{3}}$is:

A) dibasic acid

B) basic

C) tribasic acid

D) neutral

• question_answer92) Which of the following is coinage metal?

A) Cu

B) Sn

C) Zn

D) Pb

• question_answer93) Hexamethylenetetramine is used as:

A) urinary antiseptic

B) antipyretic

C) analgesic

D) all of these

A) 100% acetic acid

B) 10 - 20% acetic acid

C) 7 - 8% acetic acid

D) 1% acetic acid

• question_answer95) Which of following is the correct order of increasing reactivity?

A) $RCOOR<RCOCl<RCON{{H}_{2}}$

B) $RCOOR<RCON{{H}_{2}}<RCOCl$

C) $RCOCl<RCON{{H}_{2}}<RCOOR$

D) $RCON{{H}_{2}}<RCOOR<RCOCl$

A) fatty acids

B) oils

C) minerals

D) proteins

A) ${{C}_{17}}{{H}_{36}}$to${{C}_{21}}{{H}_{50}}$

B) ${{C}_{7}}{{H}_{24}}$to ${{C}_{14}}{{H}_{34}}$

C) ${{C}_{7}}{{H}_{16}}$to${{C}_{10}}{{H}_{22}}$

D) ${{C}_{3}}{{H}_{8}}$to ${{C}_{6}}{{H}_{14}}$

• question_answer98) What is the name of reaction when benzal-dehyde changes in to benzyl alcohol?

A) Cannizzaros reaction

B) Wurtz reaction

C) Kolbe reaction

D) Friedel-Craffs reaction

A) benzene hexachloride

B) bromo benzene

C) benzyl chloride

D) chlorobenzene

• question_answer100) Aniline on treatment with $HCl$ and$NaN{{O}_{2}}$ gives:

A) diazo salt

B) nitroaniline

C) chloroaniline

D) aminophenol

A) carbon and hydrogen

B) carbon, oxygen and hydrogen

C) carbon, hydrogen, oxygen and nitrogen

D) carbon, hydrogen, sulphur, nitrogen and oxygen

• question_answer102) The digestion of fat in intestines is aided by:

A) emulsification

B) peptisation

C) protection

D) diffusion

• question_answer103) Dehydration of alcohol involves:

A) carbene

B) carbanion

D) carbonium ion

A) $NaOH+FeS{{O}_{4}}$

B) ${{H}_{2}}{{O}_{2}}+FeS{{O}_{4}}$

C) ${{H}_{2}}{{O}_{2}}+ZnS{{O}_{4}}$

D) ${{H}_{2}}{{O}_{2}}+MgS{{O}_{4}}$

• question_answer105) A sample of $CHC{{l}_{3}}$ before using as an anaesthetic is tested by:

A) $AgN{{O}_{3}}$ solution after boiling with KOH

B) Ammonical cuprous chloride

C) Fehling solution

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

• question_answer106) Which of the following compounds react slower than benzene in electrophilic bromination:

A)

B)

C)

D)

• question_answer107) Which of the following possesses highest melting point?

A) p-dichlorobenzene

B) m-dichlorobenzene

C) o-dichlorobenzene

D) chlorobenzene

• question_answer108) In the complex $[Co{{(en)}_{2}}C{{l}_{2}}]\,Br,$the co-ordination number and oxidation state of cobalt are:

A) 6 and + 1

B) 6 and + 3

C) 3 and + 3

D) 4 and + 2

• question_answer109) The transition metals mostly are:

A) paramagnetic

B) diamagnetic

C) both a and b

D) neither diamagnetic nor paramagnetic

• question_answer110) Strongest Bronsted base among the following anions is:

A) $ClO_{4}^{-}$

B) $ClO_{3}^{-}$

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

D) $Cl{{O}^{-}}$

A) emit electrons

B) absorb neutrons

C) emit neutrons

D) absorb electrons

• question_answer112) Propionic acid and KOH reacts to produce which one of the following?

A) Potassium propionate

B) Propyl alcohol

C) Propionaldehyde

D) Does not react

• question_answer113) What is the effect of dilution on the equivalent conductance of strong electrolyte?

A) Decrease on dilution

B) Remains unchanged

C) Increase on dilution

D) None of the above

• question_answer114) 35.4 mL of $HCl$is required for the neutralization of a solution containing 0.275 g of sodium hydroxide. The normality of hydrochloric acid is?

A) 0.97 N

B) 0.142 N

C) 0.194 N

D) 0.244 N

• question_answer115) When ${{H}_{2}}S$ gas is passed in a metal sulphate solution in presence of $N{{H}_{4}}OH,$a white precipitate is produced. The metal is identified as:

A) Zn

B) Fe

C) Pb

D) Hg

• question_answer116) The value of amu is which of the following?

A) $1.57\times {{10}^{-24}}kg$

B) $1.66\times {{10}^{-24}}kg$

C) $1.99\times {{10}^{-23}}kg$

D) $1.99\times {{10}^{-27}}kg$

• question_answer117) The molecule having largest dipole moment among the following is:

A) $CH{{l}_{3}}$

B) $C{{H}_{4}}$

C) $CHC{{l}_{3}}$

D) $CC{{l}_{4}}$

• question_answer118) When calcium acetate is distilled, it will produce which of the following compound?

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

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

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

D) all of these

• question_answer119) Which of the following electronic configuration represents noble gas?

A) $n{{s}^{2}}n{{p}^{6}}$

B) $n{{s}^{2}}n{{p}^{5}}$

C) $n{{s}^{2}}n{{p}^{4}}$

D) $n{{s}^{2}}n{{p}^{3}}$

• question_answer120) Sodium pyrophosphate is represented by which of the following formula?

A) $N{{a}_{2}}{{P}_{2}}{{O}_{4}}$

B) $N{{a}_{4}}{{P}_{2}}{{O}_{5}}$

C) $N{{a}_{4}}{{P}_{2}}{{O}_{7}}$

D) $N{{a}_{2}}{{P}_{2}}{{O}_{5}}$

• question_answer121) Total number of bones in the hind limb of a man is:

A) 21

B) 23

C) 27

D) 30

• question_answer122) CO is a pollutant because:

A) it reacts with ${{O}_{2}}$

B) it inhibits glycolysis

C) it reacts with haemoglobin

D) it makes nervous system inactive

• question_answer123) Protein deficiency disease is:

A) eczema

B) cirrhosis

C) kwashiorkor

D) night blindness

• question_answer124) In living beings ammonia is converted into urea through:

A) ornithine cycle

B) citrulline cycle

C) fumarine cycle

D) arginine cycle

• question_answer125) The chemical knifes of DNA are:

A) polymerases

B) ligases

C) endonucleases

D) amylases

• question_answer126) A definite number of segments are found in:

A) slug

B) earthworm

C) leech

D) tapeworm

• question_answer127) Biologically most resistant plant material is:

A) sporopollenin

B) cutin

C) lignin

D) suberin

• question_answer128) Which of the following is an edible fungus:

A) Agaricus

B) Albugo

C) Rhizopus

D) Puccinia

• question_answer129) 2n- 1 condition is called:

A) trisomy

B) monosomy

C) nullisomy

D) tetrasomy

• question_answer130) Blue-green algae is found in:

A) Cycas

B) Pinus

C) Scales of Marchantia

D) Riccia

• question_answer131) Turpentine oil is obtained from:

A) Pinus

B) Cycas

C) Cedrus

D) Delbergia

• question_answer132) In gametophyte of fem:

A) prothallus is independent from sporophyte

B) prothallus is attached with sporophyte

C) it is main plant body

D) a structure attached with rhizome

• question_answer133) The lack of fruit formation in gymnosperm is due to:

A) absence of fertilization

B) lack of seeds

C) naked ovule

D) shedding of immature seed

• question_answer134) A secretion that digests both carbohydrates and proteins is:

A) ptyalin

B) pepsin

C) pancreatic juice

D) saliva

• question_answer135) Food is moved along the alimentary canal by the contraction known as:

A) peristalisis

B) epiglottis

C) osmosis

D) cyclosis

• question_answer136) Villi are present in the:

A) large intestine

B) small intestine

C) colon

D) stomach

• question_answer137) Fatty acids are absorbed by the:

A) lacteals

B) pylorous

C) colon

D) capillaries

• question_answer138) Hydrochloric acid in the stomach is secreted by some special type of cells called:

A) peptic cells

B) goblet cells

C) oxyntic cells

D) gastric cells

• question_answer139) Enzyme and carbohydrates dominate in the digestive tract of:

A) carnivores

B) omnivores

C) parasites

D) herbivores

• question_answer140) In horses, rabbits, hares the cellulose gets digested in the:

A) caecum

B) stomach

C) appendix

D) rumen

• question_answer141) The pylorous is the constricted part of the alimentary canal which is situated between:

A) stomach and duodenum

B) oesophagus and stomach

C) duodenum and ileum

D) ileum and rectum

• question_answer142) The intestinal juice, succus entericus is secreted by:

A) Brunners gland

B) Kupffer cells

C) crypts of Leiberkuhn

D) goblet cells

• question_answer143) Below freezing point, the pepsin:

A) becomes over activated

B) gets destroyed

C) remains unaffected

D) gets inactivated

• question_answer144) In Pteridium meiosis takes place at the time of:

A) spore formation

B) organ formation in prothallus

C) spore germination

D) gamete formation

• question_answer145) Club moss is the common name of:

A) Selaginella

B) Funaria

C) Potamogeton

D) Lycopodium

• question_answer146) Pneumatophores (respiratory roots) are found in:

A) Pistia

B) Calobranchia

C) Rhizophora

D) all of these

• question_answer147) All tissues consist of cells sentence was said by:

A) Wallace

B) Virchow

C) Schleiden

D) none of these

• question_answer148) The part of mushroom comes out from soil is called:

A) basidiocarp

B) ascogonium

C) ascocarp

D) pericarp

• question_answer149) The red color of red sea is due to which of the following blue-green algae?

A) Chlamydomonas nivalis

B) Anabaena

C) Microcystis

D) Trichodesmium

• question_answer150) Maximum absorption of light occurs in the region of:

A) 400-700 nm

B) 700-900 nm

C) 1000-1200 nm

D) 1500-2000 nm

• question_answer151) The first animal domesticated by primitive man was:

A) dog

B) horse

C) cat

D) cow

• question_answer152) Mycorrhiza is correctly described as:

A) symbiosis of algae and fungi

B) relation of ants with the stem of some trees

C) parasitic association between roots and some fungi

D) symbiotic relationship between fungi and roots of some higher plants

• question_answer153) Now-a-days cornea transplantation is very popular. The reason is that it:

A) is easy to preserve

B) transplanted very easily

C) can be easily obtained

D) does not link with blood supply and immune system

• question_answer154) In ${{C}_{4}}$ plants, $C{{O}_{2}}$; combines with:

A) phosphoglyceric acid

B) Ribulose diphosphate

C) phosphoenol pyruvate

D) phosphoglyceraldehyde

• question_answer155) Which one of the following elements is almost non- essential for plants?

A) Ca

B) Mo

C) Zn

D) Na

• question_answer156) Which is a typical example of feedback inhibition?

A) Allosteric inhibition of hexokinase by glucose- 6- phosphate

B) Reaction between succinic dehydrogenase and succinic acid

C) Cyanide and cytochrome reaction

D) Sulpha drugs and folic acid synthesizer bacteria

• question_answer157) Photorespiration is favoured by:

A) high ${{O}_{2}}$; and low $C{{O}_{2}}$

B) high $C{{O}_{2}}$ and low ${{O}_{2}}$;

C) high temperature and low ${{O}_{2}}$

D) high humidity and temperature

• question_answer158) The true statement about green-house effect is that it is:

A) caused only by $C{{O}_{2}}$

B) caused by $C{{O}_{2}}$, CFCs, $C{{H}_{4}}$ and $N{{O}_{2}}$ gases

C) caused by combination of many gases

D) none of these

• question_answer159) Cochineal insects have proved very useful for:

A) rodents control

B) Parthenium control

C) cactus prevention

D) Eicchornia prevention

• question_answer160) Gymnosperm have how many species?

A) 1000

B) 900

C) 640

D) 300

• question_answer161) If there are 4 microspore mother cells in an anther, what will be the number of pollen grains?

A) 4

B) 8

C) 12

D) 16

• question_answer162) What are the sex organs provided in some bacteria?

A) Circular DNA

B) Gametes

C) Sex pili

D) Plasmid

• question_answer163) The correct sequence for the formation of chemicals on the primitive earth is:

A) $N{{H}_{3}},$ protein, carbohydrate and nucleic acid

B) $N{{H}_{3}},$ water, nucleic adds and protein

C) $N{{H}_{3}},$ nucleic acids/ protein and carbohydrate

D) protein, carbohydrate, water and nucleic acids

• question_answer164) 2, 4-D is an effective:

A) fungicide

B) weedicide

C) rodenticide

D) wormicide

A) Gill

B) Lung

C) Spleen

D) Liver

• question_answer166) Which typical stage is known for DNA replication?

A) Metaphase

B) ${{G}_{1}}$-phase

C) S-phase

D) ${{G}_{2}}$-phase

• question_answer167) The formation of canal system in sponges is due to:

A) reproduction

B) porous waits

C) folding of inner walls

D) gastro-vascular system

• question_answer168) The term Meiosis was given by:

A) Johansen

B) Knoll and Ruska

C) A. Fleming

D) Farmer and Moore

• question_answer169) Lampbrush chromosomes are seen in which typical stage:

A) mitotic anaphase

B) mitotic prophase

C) mitotic metaphase

D) meiotic prophase

• question_answer170) Benthoic animals arc those/ which:

A) are deep dweller in sea

B) are floating (free) organisms

C) are submerged in sea

D) float on the sea surface

• question_answer171) In ${{C}_{4}}$ plants, $C{{O}_{2}}$ fixation is done by:

A) mesophyll cells

B) guard cells

C) sclerenchyma

D) chlorenchyma and hypodermis

• question_answer172) Which country has the greatest contribution for the whole formation in ozone layer?

A) USA

B) Germany

C) Russia

D) Japan

A) single-helix stage

B) double-helix stage

C) multi- helix stage

D) none of these

• question_answer174) When paternal and maternal chromosomes change their materials with each other in cell division this event is called:

A) synapsis

B) crossing over

C) bivalent-forming

• question_answer175) AIDS disease was first reported in:

A) Russia

B) Germany

C) USA

D) France

• question_answer176) Which or the following products are obtained by anaerobic respiration from yeast?

A) Alcohols

B) $C{{O}_{2}}$

C) Bear and wine

D) All of these

• question_answer177) What will be the number of Calvin cycles to generate one molecule of hexose?

A) 4

B) 6

C) 8

D) 9

• question_answer178) When a natural predator (living being) is applied on the other pathogen organism to control them, this process is called:

A) biological control

B) genetic engineering

C) artificial control

D) confusion technique

• question_answer179) The 10% energy transfer law of food chain was given by:

A) Stanley

B) Weismann

C) Lindemann

D) Tansley

• question_answer180) The ornithine cycle removes two waste products from the blood in liver. These products are:

A) $C{{O}_{2}}$ and urea

B) ammonia and urea

C) $C{{O}_{2}}$ and ammonia

D) ammonia and uric acid

• question_answer181) If Indias environmental problem is not dealt with urgently, it will:

A) create problems of poverty

B) ruin the ecology of the country

D) make people unemployed

• question_answer182) The latest data regarding loss of forests have been collected by:

A) environmentalists

B) satellites

C) Indian farmers

D) state government

• question_answer183) The amount of environmental damage as indicated by official figures is:

A) not very alarming

B) much less than the actual one

C) more than the actual damage

D) as much as it really is

• question_answer184) Directions: Choose the correct meaning of the given words. ADAMANT:

A) tractable

B) flexible

C) inflexible

D) soft

• question_answer185) Directions: Choose the correct meaning of the given words. GOAD:

A) features

B) complain

C) urge

D) pertinent

• question_answer186) Directions: Choose the correct meaning of the given words. FABULOUS:

A) unbelievable

B) soft

C) weaken

D) strong

• question_answer187) Directions: Choose the correct meaning of the given words. ACME:

A) surface layer

B) perfection

C) bottom

D) depth

• question_answer188) Directions: Choose the correct synonyms of the given words. IDOL:

A) rough

B) normal

C) favourite

• question_answer189) Directions: Choose the correct synonyms of the given words. INFER:

A) last

B) conclude

C) enough

D) end

• question_answer190) Directions: Choose the correct synonyms of the given words. IMPRESS:

A) hint

B) inexpressible

C) show

D) force

• question_answer191) Directions: Choose the correct synonyms of the given words. ENTRY:

A) come in

B) penetration

C) inside

• question_answer192) Directions: Choose the correct antonyms from the given set of words. INSERTION:

A) displacement

B) extraction

C) withdrawl

D) removal

• question_answer193) Directions: Choose the correct antonyms from the given set of words. PERMANENT:

A) disheveled

B) improper

C) indifferent

D) temporary

• question_answer194) Directions: Choose the correct antonyms from the given set of words. BLASE:

A) cultured

B) indifferent

C) afraid

D) worldly

• question_answer195) Directions: Choose the correct antonyms from the given set of words. FATUOUS:

A) witty

B) in one

C) thin

D) planned

• question_answer196) Directions: Choose the incorrect word in the following sentences. Had I known you were coming I would stay at?

A) coming I

B) I would stay

C) you were

D) I known

• question_answer197) Directions: Choose the incorrect word in the following sentences. The bus was hired by the ladies for its picnic:

A) the bus

B) was hired

D) for its picnic

• question_answer198) Directions: Choose the incorrect word in the following sentences. I must find out some means of balancing my budget:

A) my budget

B) of balancing

C) some means

D) out

• question_answer199) Directions: Choose the incorrect word in the following sentences. Listen carefully, he speaks:

A) listen

B) carefully

C) he

D) he speaks

• question_answer200) Directions: Choose the incorrect word in the following sentences. The crowd at the stadium clapped jubilantly when the champion received his trophy:

B) clapped jubilantly

C) when the champion

D) his