Solved papers for JIPMER Jipmer Medical Solved Paper-2002

done Jipmer Medical Solved Paper-2002

• question_answer1) Minimum deviation is observed with a prism having angle of prism A, angle of deviation $\delta ,$ angle of incident $i$ and angle of emergence e, then we have generally:

A) $i=e$

B) $i<e$

C) $i>e$

D) $i=e=0$

• question_answer2) It takes two seconds to heat water to boiling point using a 10 m length heater coil. What time will it take for the same using 5 m of heater coil connected to the same source:

A) 2 s

B) 3 s

C) 1 s

D) 10.5 s

• question_answer3) A and B are two nails on a horizontal line. AC, BC are two uniform strings from which a weight of 100 N is suspended. The tension of AC is: (in N):

A) 100 N

B) 80 N

C) 60 N

D) 50 N

• question_answer4) An accurate and reliable audio oscillator is used to standardize a tuning fork marked as 512 Hz. When the oscillator reading is 514 two beats are heard per second. When the oscillator reading is 510, the beat frequency is 6 Hz. The frequency of the tuning fork is:

A) 518

B) 516

C) 506

D) 510

• question_answer5) If yellow light in the Youngs double slit experiment is replaced by red light the fringe width will:

A) increase

B) decrease

C) remain unaffected

D) first increase and then decrease

• question_answer6) The displacement y of a particle executing periodical motion is given by $y=4\,\cos {{\,}^{2}}\left( \frac{t}{2} \right)\sin \,(1000t)$ This expression may be considered to be a result of the superposition of independent harmonic motions:

A) five

B) four

C) three

D) two

• question_answer7) A sound wave of wavelength $\lambda$ travels towards the right horizontally with a velocity $\upsilon ,$. It strikes and reflects from a vertical plane surface, travelling at a speed $\upsilon$ towards the left. The number of positive crests striking in a time interval of these second on the wall is:

A) $\frac{(\upsilon -\upsilon )}{3\lambda }$

B) $\frac{3(\upsilon +\upsilon )}{\lambda }$

C) $\frac{(\upsilon +\upsilon )}{3\lambda }$

D) $\frac{3(\upsilon -\upsilon )}{\lambda }$

• question_answer8) A ray of light is incident at an angle of $54{}^\circ$ on an equilateral prism, so that it suffers minimum deviation. The angle of minimum deviation is:

A) $54{}^\circ$

B) $45{}^\circ$

C) $48{}^\circ$

D) $50{}^\circ$

• question_answer9) A body is projected at an angle $\alpha$ from a point O. Its angular momentum will be zero at:

A) the point where it touches ground

B) another point on trajectory

C) starting point

D) at the maximum height

• question_answer10) Focal length of a convex lens will be maximum for:

A) Red light

B) yellow light

C) Green light

D) blue light

• question_answer11) One end of a copper rod of length 1.0 m and area of cross-section ${{10}^{-3}}{{m}^{2}}$ is immersed in boiling water and the other end in ice. If the coefficient of thermal conductivity of copper is $92\text{ }cal\text{/}m-s\text{ }{}^\circ C$ and the latent heat of ice is $8\times {{10}^{4}}cal\text{/}kg,$ then the amount of ice which will melt in one minute is:

A) $8\times {{10}^{-3}}kg$

B) $9.2\times {{10}^{-3}}kg$

C) $5.4\times {{10}^{-3}}kg$

D) $6.9\times {{10}^{-3}}kg$

• question_answer12) Which of the following is a paramagnetic group?

A) aluminium water and manganese

B) oxygen manganese and aluminium

C) only water and manganese

D) magnesium aluminium and copper

• question_answer13) Two plane mirrors are inclined to each other ray of light incident on one face at $30{}^\circ$ after reflection from the second retraces the path. What is the angle between the mirrors?

A) $40{}^\circ$

B) $60{}^\circ$

C) $20{}^\circ$

D) $30{}^\circ$

• question_answer14) A body projected with an initial velocity horizontally has kinetic energy K. If it is projected at an angle $45{}^\circ$ the initial kinetic energy will be:

A) 0.7 K

B) 1.41 K

C) 2K

D) K

• question_answer15) The amplification factor of a triode depends on the:

A) filament voltage

B) plate voltage

C) grid voltage

D) relative position of cathode grid and plate

• question_answer16) The resistivity of metal increases with increase in temperature because:

A) the speed of the electrons in the metal ions decreases

B) the average distance between the metal ions increases

C) the concentration of conduction electrons increases

D) the concentration of conduction electrons decreases

• question_answer17) If the distance of the far point for a myopia pa dent is doubled, the focal length of the lens required to cure it will become:

A) double

B) half

C) the same but a concave lens

D) the same but a convex lens

• question_answer18) Two solid spheres of iron have radii in the ratio 1 : 2, their moments of inertia will be in the ratio:

A) 1 : 32

B) 1 : 16

C) 1 : 8

D) 1 : 4

• question_answer19) In a deflection magnetometer, the external magnet should be replaced:

A) always in the direction of resultant of earth

B) always with its axis along E-W

C) along N-S in tan A position

D) always along N-S

A) first at the bottom due to decrease in pressure

B) first at the top due to increase in pressure

C) first at the bottom due to increase in pressure

D) first at the top due to decrease in pressure

• question_answer21) S is a source. Intensity of light received at Q is P. The intensity of light received at ${{Q}_{1}}$ as shown in figure is:

A) 0.33 P

B) 0.44 P

C) 0.25 P

D) 0.5 P

• question_answer22) Two identical gas tanks are placed on the two pans of beam balance. One tank is empty and open to the atmosphere. The second tank is evacuated and then filled with helium unit the two tanks balance. The pressure of helium must be:

A) 1 atm

B) 4 atm

C) 15 atm

D) 7.5 atm

• question_answer23) In figure (below) the charge on the $1.5\,\mu F$ capacitor is:

A) 60 $\,\mu C$

B) 90 $\,\mu C$

C) 120 $\,\mu C$

D) 30 $\,\mu C$

• question_answer24) Which of the following wave has the maximum intensity:

A) Wavelength Frequency $4\times {{10}^{-5}}\text{m}$ 100

B) $4\times {{10}^{-5}}\text{m}$ 200

C) $4\times {{10}^{-5}}\text{m}$ 500

D) $4\times {{10}^{-5}}\text{m}$ 5000

• question_answer25) Intensity at any point due to interference of two waves will be maximum, when path difference at that point is :

A) $(2n+1)\,\lambda /2$

B) $\text{n}$

C) 

D) $\text{/2}$

• question_answer26) During an experiment, an ideal gas is found to obey an additional law $V{{P}^{2}}=$ constant. The gas is initially at a temperature T, and volume V. When it expands to a volume 2V, the temperature becomes:

A) $\sqrt{2}T$

B) T

C) 4T

D) 2T

• question_answer27) A 10 kg body slides down on an inclined plane with a force of 10 N. The minimum force to move up the plane is: (in N)

A) 5

B) 10

C) 15

D) 20

• question_answer28) A body starting from rest and travelling with uniform acceleration covers 8 m during the 2nd second. During the 5th second it would travel:

A) 28 m

B) 16 m

C) 20m

D) 24m

• question_answer29) If potential difference across a capacitor is changed from 15 V to 30 V, work done is W. The work done when potential difference is changed from 30 V to 60 V, will be:

A) W

B) 4 W

C) 3 W

D) 2 W

• question_answer30) There are three wavelengths ${{10}^{-8}}m,\,\,{{10}^{-2}}m$ and ${{10}^{8}}m$. Mark with their respective names from the following:

B) visible rays, $\gamma$-rays, ultraviolet rays

D) X-rays, visible rays, radio waves

• question_answer31) Which one of the following is correct?

A) Ohm = farad per second

B) Henry = ohm$\times$second

C) Henry = farad per second2

D) Farad = ohm per second

• question_answer32) A particle falls from infinity to the earth. Its velocity on reaching earth of radius R is:

A) $2Rg$

B) $Rg$

C) $\sqrt{Rg}$

D) $\sqrt{2Rg}$

• question_answer33) Average number of neutrons emitted per fission is:

A) 1.5

B) 2

C) 2.5

D) 3

• question_answer34) For a gas undergoing an adiabatic process, the relation between temperature and volume is found to be $T{{V}^{0.4}}=$ constant. This gas must be:

A) Hydrogen

B) argon

C) carbon dioxide

D) helium

• question_answer35) If no heat is lost in condensation of x g of steam at $100{}^\circ C$. The ratio of y to x is:

A) 2.5 : 1

B) 3 : 1

C) 2:1

D) 1 : 1

• question_answer36) The equation of wave travelling in a string can be written as $y=3\,\cos \,\pi$$(100t-x).$ Its wavelength is:

A) 2 cm

B) 5 cm

C) 100 cm

D) none of these

• question_answer37) You are given a metre scale and a rubber ball. Using this which of the following can you experimentally find?

A) coefficient of restitution

B) time taken by the ball to strike ground

C) acceleration due to gravity

D) modulus elasticity of rubber

• question_answer38) If there were no atmosphere, the earth would have been:

A) very hot

B) very cool

C) cooler slightly

D) slightly hotter

• question_answer39) An $\alpha$-particle is accelerated to 1 volt. Energy of this particle will be:

A) 16000 eV

B) 8000 eV

C) 1 eV

D) 2 eV

• question_answer40) A ray of light enters from a rarer medium to a denser medium at an angle of incidence i. The reflected and refracted rays make an angle of $90{}^\circ C$with each other. The angles of reflection and refraction are r and r respectively. The critical angle of denser medium is:

A) $\tan {{\,}^{-1}}(\sin \,i)$

B) $\tan {{\,}^{-1}}(\sin \,i)$

C) ${{\sin }^{-1}}\,{{(\tan \,i)}^{-1}}$

D) $\sin {{\,}^{-1}}(\tan \,r)$

• question_answer41) Critical mass of a fissionable material can be reduced by:

B) heating

C) cooling

D) surrounding with shield to reflect neutrons

• question_answer42) A galvanometer of resistance $100\,\Omega$ gives full scale deflection for 20 mV. Find the resistance to be attached so that it gives full scale deflection of 5 V:

A) $24.9\times {{10}^{3}}\,\Omega$ in series

B) $24.9\times {{10}^{3}}\,\Omega$ in parallel

C) $44.9\times {{10}^{3}}\,\Omega$ in series

D) $44.9\times {{10}^{3}}\,\Omega$ in parallel

• question_answer43) A nuclear reactor delivers power of 10 W find fuel consumed by the reactor per hour if its efficiency is 20%. Given$c=3\times {{10}^{8}}m/s$:

A) $2\times {{10}^{-6}}\text{g/hr}$

B) $9\times {{10}^{-12}}\text{g/hr}$

C) $8\times {{10}^{-9}}\text{g/hr}$

D) $2\times {{10}^{-9}}\text{g/hr}$

• question_answer44) A particle of mass 4 kg is acted upon by steady force of 4 N distance travelled by the particle in 4 sec is:

A) 10m

B) 2m

C) 4m

D) 8 m

• question_answer45) A proton and a-particle are having same kinetic energy. Find the ratio of their linear momentum is:

A) $\sqrt{2}:2$

B) 1 : 4

C) 1 : 2

D) 2 : 1

• question_answer46) A particle having angular momentum A. The angular momentum becomes 4 A after 4 seconds. The torque applied is:

A) A/4

B) $\frac{3A}{4}$

C) 3A

D) 4A

• question_answer47) If temperature is changed from $27{}^\circ C$ to$327{}^\circ C$. The ratio of K.E. molecules at two temperatures:

A) 3 : 1

B) 2 : 3

C) 2 : 1

D) 1 : 2

• question_answer48) A wire having resistance $2\,\Omega .$ If the length of wire is doubled the resistance will be :

A) $6\,\Omega$

B) $2\,\Omega$

C) $8\,\Omega$

D) $4\,\Omega$

• question_answer49) Two equal and opposite charges of $2\times {{1}^{-10}}C$ are placed at a distance of 1 cm forming a dipole and are placed in a electric field of$2\times {{10}^{5}}N\text{/}C$. The maximum torque on dipole is :

A) $2\sqrt{2}\times {{10}^{-6}}\text{Nm}$

B) $8\times {{10}^{8}}\text{Nm}$

C) $4\times {{10}^{-}}^{7}\text{Nm}$

D) $4\times {{10}^{-}}^{9}\text{Nm}$

• question_answer50) Half-life of Ra is 1600 years if initial mass of radium is 400 g. The time after which it decays 100 gm, will be:

A) 6400 years

B) 4800 years

C) 3200 years

D) 1600 years

• question_answer51) The theory of an expanding universe is due to:

A) Feynmann

B) Eddington

C) Hoyle

D) Hubble

• question_answer52) The mass of a body of the moon is less than on earth. The gravitational force is less in moon than on the earth. Out of the given two statements:

A) the second statement is false, the first is correct

B) the first statement is false, the second is correct

C) the first is caused and second is result

D) the first statement is result, second is the case

• question_answer53) We have a source of red light and a blue light of same power. Then the red light gives photons per second :

A) less in number and of less energy

B) more in number and of more energy

C) same in number but of less energy

D) more in number but of less energy

• question_answer54) Two vessels A and B of cross-section as shown in figure contain a liquid upto the same height. As the temperature rises, the liquid pressure at the bottom (neglecting expansion of the vessels) will:

A) A B increase in B, decrease in A

B) increase in A, decrease in B

C) decrease in both A and B

D) increase in both A and B

• question_answer55) A mass m is lowered with the help of a cord of length d by a disc at a constant acceleration g/4 The work done by the cord will:

A) $\frac{3}{4}mgd$

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

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

D) $mgd$

• question_answer56) A particle having potential energy 1/3 of the maximum value of a distant of 4 cm from a mean position. The amplitude of the motion is:

A) $4\sqrt{3}$

B) $6\sqrt{3}$

C) $2\sqrt{6}$

D) $2/\sqrt{6}$

• question_answer57) A convex lens of 40 cm focal length is combined with a concave lens of focal length 25 cm. The power of combination is:

A) - 1.5 D

B) - 6.5 D

C) 46.6 D

D) 6.6 D

• question_answer58) If radius of the earth is reduced by 1% without changing its mass. The change in g will be:

A) 2% decrease

B) 2% increase

C) 1% decrease

D) 1% increase

• question_answer59) When a particle is rotating in a circle will happen:

A) no force is acting on particle

B) velocity of particle is constant

C) particle has no acceleration

D) no work is done

• question_answer60) The equivalent capacitance in the system of capacitance will be :

A) $1\mu F$

B) $2\mu F$

C) $1.5\mu F$

D) $3\mu F$

• question_answer61) When glycerol reacts with nitric acid, in presence of cone. ${{H}_{2}}S{{O}_{4}}$, in cold, it gives:

A) trinitro glycerine

B) dynamite

C) glycerol trinitrate

D) none of these

• question_answer62) Rate of diffusion of gas X is twice the gas V. If molecular weight of X is 8, what is the molecular weight of Y?

A) 32

B) 16

C) 8

D) none of these

• question_answer63) What is the structure of${{H}_{2}}O$?

A) Tetrahedral

B) Pyramidal

C) Angular

D) Planar

• question_answer64) Which of the following has smallest size?

A) $M{{g}^{2+}}$

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

C) $A{{l}^{3+}}$

D) $S{{i}^{4+}}$

• question_answer65) The ionic product of water increases if:

A) pressure is decreased

B) ${{H}^{+}}$ are added

C) $O{{H}^{-}}$ are added

D) temperature is increased

• question_answer66) An element is in ${{M}^{3+}}$ form. Its electronic configuration is $[Ar]\,4{{s}^{1}}$. What is the atomic number of element?

A) 21

B) 19

C) 24

D) 22

A) $FeS{{O}_{4}}.7\,{{H}_{2}}O$

B) $FeS{{O}_{4}}.5\,{{H}_{2}}O$

C) $CaS{{O}_{4}}.5\,{{H}_{2}}O$

D) $CaS{{O}_{4}}.7\,{{H}_{2}}O$

• question_answer68) Milk is a colloid in which:

A) a liquid is dispersed in liquid

B) a solid is dispersed in liquid

C) a gas is dispersed in liquid

D) some sugar is dispersed in water

• question_answer69) X-rays are produced due to:

A) bombarding of electrons on solids

B) bombarding of $\alpha \text{-}$particles on solids

C) bombarding of $\gamma$-rays on solids

D) bombarding of neutrons on solids

• question_answer70) What is packing fraction of ${}_{26}F{{e}^{56}}$? (At. mass = 55.92066)

A) $+\,14.167$

B) $+\,73.90$

C) $-14.167$

D) $-\,73.90$

• question_answer71) Which of the following is not a reducing agent?

A) $S{{O}_{2}}$

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

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

D) $Al$

• question_answer72) Enthalpy of neutralization of $N{{H}_{4}}OH$and $HCl$ is numerically:

A) 57.1 kJ/mol

B) < 57.1 kJ/mol

C) > 57.1 kJ/mol

D) zero

• question_answer73) Pi-bond (Ti-bond) is formed:

A) by the overlapping of atomic orbitals on the axis of nuclei

B) by transference of electrons

C) by sidewise overlapping of half-filled p-orbitals

D) by overlapping of s-orbitals with p-orbitals

• question_answer74) Which one of the following molecules, has zero dipole moment?

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

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

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

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

• question_answer75) Which one of the following is an acidic salt?

A) $N{{a}_{2}}S$

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

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

D) $N{{a}_{2}}S{{O}_{4}}$

• question_answer76) Which is the correct increasing order of ionization energies?

A) $N<O<F$

B) $F<O<N$

C) $N<F<O$

D) $O<N<F$

• question_answer77) Who gave the law of conservation of mass?

A) Dalton

C) Berzilius

D) Hund

• question_answer78) The molecular mass of $KMn{{O}_{4}}$ is M. The equivalent weight of $KMn{{O}_{4}}$, when it is converted into $KMn{{O}_{4}}$ is:

A) $M$

B) $\frac{M}{3}$

C) $\frac{M}{5}$

D) $\frac{M}{7}$

• question_answer79) Azeotropic mixture of $HCl$ and water has:

A) $84%\text{ }HCl$

B) $22.2%\text{ }HCl$

C) $63%\text{ }HCl$

D) $20.2%\text{ }HCl$

• question_answer80) For a reaction $2{{N}_{2}}{{O}_{5}}\xrightarrow{{}}4N{{O}_{2}}+{{O}_{2}},$rate and rate constant are $1.02\times {{10}^{-4}}$mol ${{L}^{-1}}\,{{s}^{-1}}$ and $3.4\times {{10}^{-5}}\,{{\sec }^{-1}}$. The concentration of ${{N}_{2}}{{O}_{5}}$ at that time will be:

A) $1.732\,mol\,{{L}^{-1}}$

B) $3\,mol\,{{L}^{-1}}$

C) $1.02\times {{10}^{-4}}\,mol\,{{L}^{-1}}$

D) $3.2\times {{10}^{5}}\,mol\,{{L}^{-1}}$

• question_answer81) Which is the strongest oxidizing agent?

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

B) $L{{i}^{+}}$

C) $Z{{n}^{2+}}$

D) $C{{u}^{2+}}$

A) unsaturated dicarboxylic acids

B) long chain alkanoic acids

C) aroma tic carboxylic acids

D) aromatic dicarboxylic acids

• question_answer83) The IUPAC name of $C{{H}_{3}}--\overset{OH}{\mathop{\overset{|}{\mathop{C}}\,}}\,--C{{H}_{2}}--\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{CH}}\,}}\,\cdot CHO$ is:

A) 4-hydroxy-2-methyl pentanal-1

B) 2-hyroxy-4-methyl pentanal-1

C) 2-methyl pent-4-ol-1-al

D) none of the above

• question_answer84) van der Waals gas equation for n mole gas is:

A) $\left( P+\frac{a}{V} \right)(V-b)=nRT$

B) $\left( P+\frac{na}{V} \right)(V-nb)=nRT$

C) $\left( P+\frac{{{n}^{2}}a}{{{V}^{2}}} \right)(V-nb)=nRT$

D) $\left( P+\frac{na}{{{V}^{2}}} \right)(V-nb)=nRT$

• question_answer85) The uncertainity in the momentum of an electron is $1.0\times {{10}^{-5}}\,kg\,m{{s}^{-1}}$. The uncertainity in its position will be: $(h=6.62\times {{10}^{-34}}\,kg\,{{m}^{2}}{{s}^{-1}})$

A) $1.05\times {{10}^{-28}}m$

B) $1.05\times {{10}^{-26}}m$

C) $5.27\times {{20}^{-30}}m$

D) $5.25\times {{10}^{-28}}\,m$

• question_answer86) $CH\equiv \equiv CH\xrightarrow[N{{H}_{4}}OH]{AgN{{O}_{3}}}X,$here $X$is:

A) benzene

B) silver acetalyde

C) cycloctatetraene

D) cycle hexane

• question_answer87) The most reactive hydrocabon is:

A) ethene

B) ethyne

C) ethane

D) ethyl benzene

• question_answer88) $CH\equiv \equiv CH\xrightarrow[{{H}_{2}}S{{O}_{4}}]{{{H}_{2}}O/H{{g}^{2+}}}X\xrightarrow{LiAl{{H}_{4}}}Y\xrightarrow{{{P}_{4}}/B{{r}_{2}}}Z,$ Here Z is:

A) ethylene bromide

B) ethanol

C) ethyl bromide

D) ethylidene bromide

• question_answer89) The most stable carbonium ion among these is:

A) $\overset{+}{\mathop{{{C}_{6}}{{H}_{5}}C{{H}_{6}}{{H}_{5}}}}\,$

B) $\overset{+}{\mathop{{{C}_{6}}{{H}_{5}}C{{H}_{2}}}}\,$

C) $\overset{+}{\mathop{C{{H}_{3}}C{{H}_{2}}}}\,$

D) $\overset{+}{\mathop{{{C}_{6}}{{H}_{5}}C{{H}_{2}}C{{H}_{2}}}}\,$

• question_answer90) The chloroform reacts with $NaOH$ and methyl amine to give:

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

B) sodium oxalate

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

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

• question_answer91) How many isomeric forms of ${{C}_{7}}{{H}_{9}}N$ contain a benzene ring?

A) 4

B) 5

C) 6

D) 7

• question_answer92) Which of the following molecule contains asymmetric carbon atom?

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

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

C) $Cl\cdot C{{H}_{2}}\cdot C{{H}_{2}}COOH$

D) $C{{l}_{2}}CHCOOH$

• question_answer93) $C{{H}_{3}}\underset{O}{\mathop{\underset{||}{\mathop{C}}\,}}\,\cdot C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}Cl\xrightarrow{C{{H}_{3}}MgBr}A,$Here A is:

A) $C{{H}_{3}}--\underset{OH}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,\cdot C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}Cl$

B) $\underset{O}{\mathop{\underset{||}{\mathop{C{{H}_{3}}CC{{H}_{2}}\cdot C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}}}\,}}\,$

C)

D)

• question_answer94) ${{C}_{6}}{{H}_{5}}\cdot C{{H}_{3}}\xrightarrow[{{H}_{2}}S{{O}_{4}}]{{{K}_{2}}C{{r}_{2}}{{O}_{7}}}Y,$Here $Y$is:

A) benzaldehyde

B) toluene

C) benzoic acid

D) ethyl benzene

• question_answer95) Reaction of ethyne with HCN, in the presence of $Ba{{(CN)}_{2}}$ is:

D) electrophillic substitution reaction

• question_answer96) Empirical formula of a hydrocarbon containing 80% carbon and 20% hydrogen is:

A) $CH$

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

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

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

• question_answer97) The ion that can be precipitated by $HCl$ as well as ${{H}_{2}}S$ is:

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

B) $F{{e}^{3+}}$

C) $Z{{n}^{2+}}$

D) $C{{u}^{2+}}$

A) $CO+{{N}_{2}}$

B) $C{{H}_{4}}+{{H}_{2}}+CO+C{{O}_{2}}$

C) $CO+{{H}_{2}}+{{N}_{2}}$

D) $C{{H}_{4}}+CO+{{H}_{2}}$

• question_answer99) Which of the following is in the increasing order of the ionic character?

A) $PbC{{l}_{4}}<PbC{{l}_{2}}<CaC{{l}_{2}}<NaCl$

B) $PbC{{l}_{2}}<\text{ }PbC{{l}_{4}}\text{ }<\text{ }CaC{{l}_{2}}\text{ }<\text{ }NaCl$

C) $PbC{{l}_{2}}<PbC{{l}_{4}}<NaCl<CaC{{l}_{2}}$

D) $PbC{{l}_{4}}<PbC{{l}_{2}}<NaCl<CaC{{l}_{2}}$

• question_answer100) Which of the following has tetrahedral structure?

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

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

C) $PO_{4}^{3-}$

D) $PC{{l}_{5}}$

• question_answer101) The catalyst used in Ostwalds method nitric acid preparation, is:

A) platinised asbestos

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

C) $NO$

D) $Fe$

• question_answer102) 20% volume ${{H}_{2}}{{O}_{2}}$ solution has a strength of about:

A) 30%

B) 10%

C) 6%

D) 3%

• question_answer103) Which complex has square planar structure?

A) $[Ni{{(CO)}_{4}}]$

B) ${{[NiC{{l}_{4}}]}^{2-}}$

C) ${{[Ni{{({{H}_{2}}O)}_{6}}]}^{2+}}$

D) ${{[Cu{{(N{{H}_{3}})}_{4}}]}^{2+}}$

• question_answer104) The principal constituent of pyrex glass is:

A) Cl

B) Pb

C) B

D) Zn

A) $N{{O}_{2}}$

B) $NO$

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

D) ${{N}_{2}}O$

• question_answer106) Solid $PC{{l}_{5}}$ exists as:

A) $PC{{l}_{5}}$

B) $PCl_{4}^{+}$

C) $PCl_{6}^{-}$

D) $PCl_{4}^{+}$and $PCl_{6}^{-}$

• question_answer107) The compound, which is the most stable, is:

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

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

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

D) $PbC{{l}_{2}}$

• question_answer108) Which one of the following noble gases, is least polarisable?

A) Helium

B) Xenon

C) Argon

D) Neon

• question_answer109) The substance, which is added to ore in order to remove impurities during smelting, is known as:

A) catalyst

B) gangue

C) flux

D) slag

• question_answer110) Which of the following is not a drying and dehydrating agent?

A) ${{P}_{2}}{{O}_{5}}$

B) Silica gel

C) Hydrated $CaC{{l}_{2}}$

D) Cone. ${{H}_{2}}S{{O}_{4}}$

• question_answer111) Plaster of Pairs is:

A) $CaS{{O}_{4}}.\,{{H}_{2}}O$

B) $CaS{{O}_{4}}$

C) $CaS{{O}_{4}}.2{{H}_{2}}O$

D) $2CaS{{O}_{4}}.{{H}_{2}}O$

• question_answer112) The chemical formula of lunar caustic is:

A) $A{{g}_{2}}S$

B) $A{{a}_{2}}S{{O}_{4}}$

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

D) $AgCl$

• question_answer113) The highest oxidation state shown by Mn is:

A) +3

B) +2

C) +4

D) +7

• question_answer114) Which of the following represents a chela ting ligand?

A) ${{H}_{2}}\overset{.\,\,\,.}{\mathop{O}}\,:$

B) $O{{H}^{-}}$

C) $DMG$

D) $C{{l}^{-}}$

• question_answer115) Compared with the alkaline earth metals, the alkali metals exhibit:

B) higher boiling points

C) greater hardness

D) lower ionization energies

• question_answer116) The compounds of alkaline earth metals have the following magnetic nature:

A) diamagnetic

B) paramagnetic

C) ferromagnetic

D) antiferromagnetic

• question_answer117) Sulphuric acid reacts with $PC{{l}_{5}}$ to gives:

A) sulphuryl chloride $(S{{O}_{2}}C{{l}_{2}})$

B) $PC{{l}_{5}}$

C) ${{H}_{3}}P{{O}_{3}}$

D) none of the above

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

B) $Na{{(N{{H}_{4}})}_{2}}P{{O}_{4}}$

C) $Na(N{{H}_{4}})HP{{O}_{4}}$

D) $Na(N{{H}_{4}})\cdot HP{{O}_{4}}\cdot 2{{H}_{2}}O$

• question_answer119) When a graph is plotted between log K and$\left( \frac{1}{T} \right),$ the slope of line obtained represents: (K = rate constant, T = temperature)

A) $\frac{{{E}_{a}}}{2.303R}$

B) $-\frac{{{E}_{a}}}{R}$

C) $-\frac{{{E}_{a}}}{2.303R}$

D) $\log A$

• question_answer120) Entropy is highest of:

A) water

B) steam

C) ice

D) dry ice

• question_answer121) Which of the following is important for speciation?

A) Seasonal isolation

B) Reproductive isolation

C) Behavioural isolation

D) Temporal isolation

• question_answer122) In a population, unrestricted reproductive capacity is called:

A) biotic potential

B) fertility

C) carrying capacity

D) birth rate

• question_answer123) Some bacteria are able to grow in Streptomycin containing medium due to:

A) natural selection

B) induced mutation

C) reproductive isolation

D) genetic drift

• question_answer124) Which of the following are homologous organs?

A) Wings of birds and locust

B) Wings of birds (Sparrow) and pectoral fins of fish

C) Wings of bat and butterfly

D) Legs of frog and cockroach

• question_answer125) Which is a reducing sugar?

A) Galactose

B) Gluconic acid

C) $\beta$-methyl galactoside

D) Sucrose

• question_answer126) Reason of fast speciation in present day crop plants is:

A) mutation

B) isolation

C) polyploidy

D) sexual reproduction

• question_answer127) Cause of mimicry is:

A) attack (offence)

B) protection (defence)

C) both (a) and (b)

D) isolation

• question_answer128) Protein synthesis in an animal cell, takes place:

A) only in the cytoplasm

B) in the nucleolus as well as in the cytoplasm

C) in the cytoplasm as well as in mitochondria

D) only on ribosomes attached to nucleus

• question_answer129) Formation of ozone hole is maximum over:

A) India

B) Antarctica

C) Europe

D) Africa

• question_answer130) Root pressure is maximum when:

A) transpiration is low and absorbtion is high

B) transpiration is high and absorbtion is low

C) both (a) and (b)

D) both transpiration and absorption are low

• question_answer131) Insectivorous plants grow where soil deficient in:

A) nitrogen

B) magnesium

C) phosphorus

D) calcium

• question_answer132) Plants growing in acidic soil are termed as:

A) halophytes

B) oxalophytes

C) acidophytes

D) hydrophytes

• question_answer133) The genetic material in transduction is:

A) DNA

B) RNA

C) either DNA or RNA

D) both DNA or RNA

• question_answer134) Mitochondria in middle piece of sperm is called:

A) ring centriole

B) spenniochondria

C) chondrisome

D) myochondria

• question_answer135) Among the following monosomic aneuploid is:

A) Klinefelters syndrome

B) Edwards syndrome

C) Downs syndrome

D) Turners syndrome

• question_answer136) Root germination is inhibited by:

B) ethylene

C) auxin

D) gibberellin

B) dominant autosomal

C) recessive sex limited

D) recessive autosomal

• question_answer138) Which of the following have 9.3 calories energy value?

A) protein

B) carbohydrate

C) vitamin

D) fat

• question_answer139) A normal woman whose father was colorblind marries a colourblind man. What is the probability of colourblind girl child?

A) 25%

B) 50%

C) 75%

D) 100%

• question_answer140) Study of ant is called:

A) Myremecology

B) Insectology

C) Ostology

D) Anticology

• question_answer141) Mo is important for plant in:

A) nitrogen fixation

B) photosynthesis

C) ATP formation

D) photoperiodism

• question_answer142) Pinocytosis and phagocytosis are absent in:

A) eukaryotic plant cells

B) eukaryotic animal cells

C) prokaryotic cells

D) none of the above

• question_answer143) When a heterozygous offspring is crossed with homozygous recessive parent, the cross is known as :

A) test cross

B) back cross

C) reciprocal cross

D) none of the above

A) f-RNA

B) m-RNA

C) r-RNA

D) DNA

• question_answer145) Monoecious condition is found in:

A) Pteridium

B) Pinus

C) Selaginella

D) Cycas

• question_answer146) In Spirogyra during the germination of zygospore how many haploid nuclei takes part?

A) Three

B) Two

C) One

D) All four

A) coleoptile

B) cotyledons

C) embryo

D) endosperm

• question_answer148) Seeds of the orchids are:

A) minute and sticky

B) light and dry

C) large and heavy

D) none of these

• question_answer149) Amphivasal or leptocentric vascular bundles are found in:

A) Maize and wheat

B) Helianthus and Cucurbita

C) Dracaena and Yacca

D) Cycas and Dryopteris

• question_answer150) Which of the following cells is not totipotent?

A) Pith cell

B) Epidermal cell

C) Sieve cell

D) Pollen grain

• question_answer151) Which one of the following elements is necessary for the translocation of sugars in plants?

A) Boron

B) Iron

C) Molybdenum

D) Manganese

• question_answer152) The first product of $C{{O}_{2}}$ fixation in Hatch and Slack cycle in plants is:

A) formation of bundle sheath cells

B) formation of oxaloacetate by carboxylation of phosphoenol pyruvate (PEP) in the mesophyll cells

C) formation of phosphoglyceric acid in mesophyll cells

D) formation of oxaloacetate by carboxylation of phosphoenol pyruvate (PEP) in bundle sheath cells

A) $\frac{C{{O}_{2}}}{{{O}_{2}}}$

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

C) both (a) and (b)

D) none of the above

• question_answer154) In plants, enzymes are present:

A) only in leaves

B) only in flowers

C) only in storage organs

D) in all the living cells of plant body

• question_answer155) Nitrogen oxide is produced in the exhaust of:

A) automobile smoke

B) burning of fuel

C) fertilizer plants

D) cigarette smoke

• question_answer156) Dudhwa National Park is located in:

• question_answer157) Lymph nodes are concerned with the production of:

A) urea

B) lutemizing hormone

C) red blood cells

D) germ-killing cells

• question_answer158) Which of the following sets of derivatives of integumentary structures characterized birds as glorified reptiles?

A) Syrinx and uropygial glands

B) Claws and uropygial glands

C) Scales and claws

D) Syrinx and scales

• question_answer159) The immediate energy source of muscle contraction:

B) glycogen

C) ATP

D) phosphor creatine

• question_answer160) The most important function of diaphragm is:

A) to aid in digestion

B) to aid in respiration

C) to protect lungs

D) to divide body cavity into comparunents

• question_answer161) Pulse can be detected on a superficial artery like that of:

A) humors

B) diaphragm

C) thigh

D) wrist

A) cranium

B) vertebral column

C) tympanic bull

D) none of these

• question_answer163) Blind spot in the vertebrate eye is the place where:

A) the image does not fall

B) there are neither rods nor cones

C) there are no rods

D) there are no cones

• question_answer164) Posterior pituitary contains and releases:

A) oxytocin, prolactin and GH

B) oxytocin and estrogen

C) vasopressin and estrogen

D) oxytocin and vasopressin

• question_answer165) Cells of Leydig are found in:

A) kidneys

B) ovary

C) somniferous tubules

D) liver

• question_answer166) In a double stranded DNA molecule the percentage of cytosine is 18. What is the percentage of adenine?

A) 36%

B) 18%

C) 32%

D) 64%

• question_answer167) In human body urea is produced as an excretory product in the:

A) liver

B) kidneys

D) pancreas

• question_answer168) Tissue present in an annual ring is:

A) secondary xylem and secondary phloem

B) primary xylem and primary phloem

C) secondary xylem only

D) primary phloem and secondary xylem

• question_answer169) Structure of DNA was given by:

A) Moorage

B) Mule

C) Watson and Crick

D) Wilkins

A) process to know about the diseases of brain

B) process to determine any hereditary disease in the embryo

C) process to determine any disease in heart

D) all of these

• question_answer171) Change in the sequence of nucleotide in DNA is called as:

A) mutagen

B) mutation

C) recombination

D) translation

• question_answer172) Which of the following is a correct match?

A) Downs syndrome- 21st chromosome

B) Sickel cell anaemia- X- chromosome

C) Haemophilia- Y- chromosome

D) Parkinson disease- X and Y chromosome Parkinson disease-X and Y-chromosome

A) Loose smut of wheat

B) Corn smut

C) Covered smut of barley

D) Soft rot of potato

• question_answer174) Sequence of which of the following is used to know the phylogeny?

A) m-RNA

B) r-RNA

C) t-RNA

D) DNA

• question_answer175) Which of the following does not secrete toxins during storage conditions of crop plants?

A) Aspergillus

B) Penicillium

C) Fusarium

D) Colletotrichum

• question_answer176) Which of the following plants produces seeds but not flowers?

A) Maize

B) Mint

C) Peepal

D) Pinus

• question_answer177) Best material for the study of mitosis in laboratory is:

A) anther

B) root tip

C) leaf tip

D) ovary

• question_answer178) Mitotic spindle is mainly composed of which proteins?

A) actin

B) myosin

C) actomyosin

D) myoglobin

• question_answer179) Ribosomes are produced in:

A) nucleolus

B) cytoplasm

C) mitochondria

D) Golgi body

• question_answer180) Which of the following occurs more than one?

A) Chromatid

B) Chromomere

C) Centromere

D) Telomere

• question_answer181) Directions: Select the word or phrase, which is nearest in meaning to the given word. NEXUS:

B) noxious

C) shibboleth

D) a discrete group

• question_answer182) Directions: Select the word or phrase, which is nearest in meaning to the given word. DIABOLIC:

A) having double meaning

B) angelic

C) fiendish

D) authoritarian

• question_answer183) Directions: Select the word or phrase, which is nearest in meaning to the given word. CARICATURE:

A) miniature

B) aberration

C) consequential

D) cartoon likeness

• question_answer184) Directions: Select the word or phrase, which is nearest in meaning to the given word. COEVAL:

A) contemporary

B) extol

C) intrepid

D) subordinate

• question_answer185) Directions: Select the word or phrase, which is nearest in meaning to the given word. UPBRAID:

A) extol

B) revile

C) restrain

D) sanction

• question_answer186) Directions: In the following questions, a proverb/idiom/phrase is followed by four alternative choices. Select from amongst the given alternatives which best explains the meaning of the proverb/idiom/phrase. One swallow does not always made a summer:

A) one hot day does not mean that summer has set in

B) one difficulty overcome does not mean that trouble is over

C) one secret cannot save a persons life

D) spring does not always follow a winter

• question_answer187) Directions: In the following questions, a proverb/idiom/phrase is followed by four alternative choices. Select from amongst the given alternatives which best explains the meaning of the proverb/idiom/phrase. Sent to Coventry:

A) ostracized

B) sent to public school

C) welcomed

D) none of the above

• question_answer188) Directions: In the following questions, a proverb/idiom/phrase is followed by four alternative choices. Select from amongst the given alternatives which best explains the meaning of the proverb/idiom/phrase. To have a second string to ones bow:

A) o have second alternative in case the first one fails

B) to keep ones powder dry

C) to deceive someone

D) none of the above

• question_answer189) Directions: In the following questions, a proverb/idiom/phrase is followed by four alternative choices. Select from amongst the given alternatives which best explains the meaning of the proverb/idiom/phrase. To look a gift-horse in the mouth:

A) to pick flaws in a gift or favour

B) to be indifferent

C) to appreciate a gift or favour

D) none of the above

• question_answer190) Directions: In the following questions, a proverb/idiom/phrase is followed by four alternative choices. Select from amongst the given alternatives which best explains the meaning of the proverb/idiom/phrase. To make fish of one and flesh of another:

A) to be impartial

B) to be extra smart

C) to become a non-vegetarian

D) to be partial

• question_answer191) Directions: In these questions a sentence is given which contain an idiom or an idiomatic expression which has been italicized. Below it, four alternative meanings of the idiom have been suggested. Choose the correct meaning It has been raining cats and dogs:

A) raining lightly

B) raining musically

C) raining cruelly

D) raining heavily

• question_answer192) Directions: In these questions a sentence is given which contain an idiom or an idiomatic expression which has been italicized. Below it, four alternative meanings of the idiom have been suggested. Choose the correct meaning He was cool as a cucumber:

A) fainted

B) nervous

D) cool & composed

• question_answer193) Directions: In these questions a sentence is given which contain an idiom or an idiomatic expression which has been italicized. Below it, four alternative meanings of the idiom have been suggested. Choose the correct meaning The long and the short of it is that they decided to marry:

A) staunchly

B) stoutly

C) all that need be left unsaid is

D) all that can need and be said is

• question_answer194) Directions: In these questions a sentence is given which contain an idiom or an idiomatic expression which has been italicized. Below it, four alternative meanings of the idiom have been suggested. Choose the correct meaning He refused point-blank to compromise on principles:

A) in a soft voice

B) coldly

C) flatly

D) hotly

• question_answer195) Directions: In these questions a sentence is given which contain an idiom or an idiomatic expression which has been italicized. Below it, four alternative meanings of the idiom have been suggested. Choose the correct meaning As our army attacked, the enemy retreated pell-mell:

A) in an orderly manner

B) in a disorderly manner

C) in a courageous manner

D) in a heap

• question_answer196) Directions: In these questions there are four words in each group. Out of these, one word is miss- spelt, put a cross in your answer-sheet in the circle under the letter (a), (b), (c), (d) against the miss- spelt word.

A) bemuse

B) benefit

C) benevolent

D) because

• question_answer197) Directions: In these questions there are four words in each group. Out of these, one word is miss- spelt, put a cross in your answer-sheet in the circle under the letter (a), (b), (c), (d) against the miss- spelt word.

A) venerable

B) vehical

C) veritable

D) fearful

• question_answer198) Directions: In these questions there are four words in each group. Out of these, one word is miss- spelt, put a cross in your answer-sheet in the circle under the letter (a), (b), (c), (d) against the miss- spelt word.

A) permanent

B) permissible

C) prevalent

D) perennial

• question_answer199) Directions: In these questions there are four words in each group. Out of these, one word is miss- spelt, put a cross in your answer-sheet in the circle under the letter (a), (b), (c), (d) against the miss- spelt word.

A) envelope

B) enquiry

C) employement

D) worried

• question_answer200) Directions: In these questions there are four words in each group. Out of these, one word is miss- spelt, put a cross in your answer-sheet in the circle under the letter (a), (b), (c), (d) against the miss- spelt word.

A) wearysome

B) worried

C) weird

D) wanded