Solved papers for MGIMS WARDHA MGIMS WARDHA Solved Paper-2012

done MGIMS WARDHA Solved Paper-2012

  • question_answer1) A tuning fork produce 2 beats when sounded with one oscillator of frequency 514 Hz, and produces 6 beats with the other oscillator of frequency 510 Hz. The frequency of tuning fork is

    A) 516 Hz

    B) 510 Hz

    C) 514 Hz

    D) 520 Hz

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  • question_answer2) Wavelength of the particle whose momentum is P

    A) \[\frac{h}{p}\]

    B) \[hp\]

    C) \[\frac{p}{h}\]

    D) \[p+h\]

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  • question_answer3) Colour of a star indicates its

    A) density

    B) distance

    C) energy

    D) temperature

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  • question_answer4) Which of the following has same dimensions to that of Plancks constant?

    A) Work

    B) Energy

    C) Linear momentum

    D) Angular momentum

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  • question_answer5) Temperature of a piece of silicon is raised from\[27{}^\circ C\]to\[100{}^\circ C,\]then its conductivity

    A) increases

    B) decreases

    C) remains same

    D) becomes zero

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  • question_answer6) If a liquid does not wet a solid surface, then its angle of contact is

    A) acute angle

    B) obtuse angle

    C) right angle

    D) None of these

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  • question_answer7) Three capacitors of 3, 2 and\[6\mu F\]are connected in series with a battery of 10 V. Then charge on\[3\mu F\]capacitor will be

    A) \[10\mu C\]

    B) \[12\mu C\]

    C) \[14\mu C\]

    D) \[5\mu C\]

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  • question_answer8) To hear the echo in 1 s, the minimum distance of the source from the reflecting surface should be

    A) 28m

    B) 18m

    C) 19m

    D) 165m

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  • question_answer9) If length of a simple pendulum increases by 300%, then its time period increases by

    A) 100%

    B) 200%

    C) 300%

    D) 400%

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  • question_answer10) Half-life of radium is 1600 yr, then its 1/16th part will remain undecayed after

    A) 1200 yr

    B) 6400 yr

    C) 1800 yr

    D) 2200 yr

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  • question_answer11) When a light beam enters into water from air, then which of the following does not change?

    A) Velocity

    B) Frequency

    C) Wavelength

    D) Amplitude

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  • question_answer12) Sound waves produced in gas are

    A) longitudinal

    B) transversal

    C) stationary

    D) progressive

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  • question_answer13) When a force F is applied on a wire of length L and radius r, extension produce is\[l\]. If same force F is applied on the same material wire of length 2 L and radius 2r, then extension will be

    A) \[l\]

    B) \[2l\]

    C) \[l/2\]

    D) \[4l\]

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  • question_answer14) Equivalent capacity between A and B is

    A) \[2\mu F\]

    B) \[3\mu F\]

    C) \[4\mu F\]

    D) \[0.5\mu F\]

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  • question_answer15) Angular velocity of second hand of a clock is

    A) \[\frac{\pi }{30}rad/s\]

    B) \[\frac{\pi }{60}rad/s\]

    C) \[\frac{\pi }{15}rad/s\]

    D) \[\frac{\pi }{2}rad/s\]

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  • question_answer16) n-type semiconductor is

    A) positive charged

    B) neutral

    C) negatively charged

    D) None of the above

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  • question_answer17) Intensity of a source of a 100 cd at a distance 2 m is

    A) 25 lux

    B) 50 lux

    C) 75 lux

    D) 150 lux

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  • question_answer18) Atomic number of an atom is Z and mass number is m, then number of neutrons in its nucleus is

    A) \[m-Z\]

    B) \[\frac{m}{Z}\]

    C) \[m+Z\]

    D) \[m\times Z\]

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  • question_answer19) Power factor of L-CR circuit in resonation condition is

    A) 1

    B) \[\frac{1}{2}\]

    C) zero

    D) \[\frac{1}{\sqrt{2}}\]

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  • question_answer20) If tension of sonometer wire is made four times, then its frequency will change by a factor of

    A) 2

    B) 4

    C) 1/2

    D) 6

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  • question_answer21) Which of the following has maximum specific heat?

    A) Water

    B) Alcohol

    C) Glycerene

    D) Oil

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  • question_answer22) Momentum of a body of mass 1 kg is 10 kg-m/s, then its kinetic energy will be

    A) 100 J

    B) 50 J

    C) 1000 J

    D) 200 J

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  • question_answer23) Nucleus of an atom has

    A) \[e\]and\[n\]

    B) \[e\]and\[p\]

    C) \[p\]and\[n\]

    D) \[e,p\]and\[n\]

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  • question_answer24) Which of the following is scalar quantity?

    A) Current

    B) Velocity

    C) Force

    D) Acceleration

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  • question_answer25) Equation of a progressive sound wave is\[y=a\sin \left( 400\pi t-\frac{\pi x}{0.85} \right)\]where\[x\]in (metre)\[t\] (second), then frequency of wave is

    A) 200 Hz

    B) 400 Hz

    C) 500 Hz

    D) 600 Hz

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  • question_answer26) Wavelength of the wave in the above question is

    A) 1.7m

    B) 8.5m

    C) 0.85m

    D) 0.17m

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  • question_answer27) A wheel completes 2000 turns in completing a distance of 9.5 km, then diameter of the wheel is

    A) 1.5m

    B) 1.5cm

    C) 7.5m

    D) 7.5cm

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  • question_answer28) In nth orbit of hydrogen atom energy \[E=\frac{-13.6}{{{n}^{2}}}eV,\]then energy required to displace electrons from\[n=1\]to\[n=2\]is

    A) \[-10.2\text{ }eV\]

    B) 3.4 eV

    C) \[-13.6\text{ }eV\]

    D) 1.51 eV

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  • question_answer29) Relation of wavelengths of sound and light is

    A) \[{{\lambda }_{S}}<{{\lambda }_{L}}\]

    B) \[{{\lambda }_{S}}>{{\lambda }_{L}}\]

    C) \[{{\lambda }_{S}}={{\lambda }_{L}}\]

    D) None of these

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  • question_answer30) In Youngs experiment, if separation between slits is made half, then fringe width will become

    A) double

    B) four times

    C) half

    D) remains same

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  • question_answer31) Resolving power of human eye is

    A) \[0.1\,\,\]

    B) \[1\,\]

    C) \[0.1\]

    D) \[1\]

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  • question_answer32) Dancing of small pieces of camphor on the surface of water is due to

    A) viscosity

    B) surface tension

    C) weight

    D) lifting force

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  • question_answer33) Relation between specific heats of an ideal gas

    A) \[{{C}_{P}}+{{C}_{V}}=R\]

    B) \[{{C}_{P}}-{{C}_{V}}=R\]

    C) \[\frac{{{C}_{P}}}{{{C}_{V}}}=R\]

    D) \[\frac{{{C}_{V}}}{{{C}_{P}}}=R\]

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  • question_answer34) Who gave the kinetic molecular theory of gas?

    A) Device

    B) Einstein

    C) Newton

    D) Bernoulli

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  • question_answer35) Potential energy of a particle at a distance\[x\]from mean position, which is executing simple hormonic motion

    A) \[\frac{1}{2}m{{\omega }^{2}}{{x}^{2}}\]

    B) zero

    C) \[{{m}^{2}}\omega x\]

    D) \[\frac{1}{2}{{m}^{2}}{{\omega }^{2}}{{x}^{2}}\]

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  • question_answer36) If distance between light source and screen is doubled, then intensity of light will become

    A) half

    B) double

    C) remains same

    D) 1/4th

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  • question_answer37) The colour of a red doth in green light appears

    A) red

    B) green

    C) orange

    D) black

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  • question_answer38) An inductor and a capacitor are connected in an AC circuit inductance and capacitance are 1 H and\[25\mu F,\]then for maximum current, angular frequency will be (circuit is connected in series)

    A) 200 rad/s

    B) 50 rad/s

    C) 100 rad/s

    D) 150 rad/s

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  • question_answer39) A satellite of mass m, revolving round a planet of mass Min a circular orbit of radius r, then orbital velocity of the satellite is

    A) \[\frac{mg}{r}\]

    B) \[\sqrt{\frac{GM}{r}}\]

    C) \[\sqrt{\frac{2GM}{r}}\]

    D) \[\frac{GM}{r}\]

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  • question_answer40) Energy stored in the unit volume of a wire due to its elasticity is

    A) \[\frac{1}{2}(force\times strain)\]

    B) \[\frac{1}{2}stress\times strain\]

    C) stress/strain

    D) force/strain

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  • question_answer41) Value of\[-40{}^\circ C\]in Fahrenheit scale is

    A) \[-40F\]

    B) 32 F

    C) \[-32\text{ }F\]

    D) \[40{}^\circ C\]

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  • question_answer42) Spectrum of a star is shifting towards violet colour, then the star

    A) is going away from earth

    B) is coming towards earth

    C) intensity of light of star is increasing

    D) intensity of light of star is decreasing

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  • question_answer43) The amount of heat required to change 1 g \[(0{}^\circ C)\]of ice into water of\[100{}^\circ C,\]is

    A) 716 cal

    B) 500 cal

    C) 180 cal

    D) 100 cal

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  • question_answer44) Susceptibility of a magnetic field is

    A) \[\chi =\frac{l}{H}\]

    B) \[\chi =\frac{B}{H}\]

    C) \[\chi =\frac{M}{V}\]

    D) \[\chi =\frac{M}{H}\]

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  • question_answer45) Sphere, disc and ring are allowed to roll down on an inclined plane from its top, then order in which they reach at the bottom will be

    A) ring, disc, sphere

    B) sphere, disc, ring

    C) disc, ring, sphere

    D) sphere, ring, disc

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  • question_answer46) If dopping in the P region is high, then N region

    A) depletion layer will. more towards P

    B) depletion layer will more towards N

    C) depletion layer will remain unchanged

    D) None of the above

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  • question_answer47) Work of invertor is

    A) to change AC into DC

    B) to change DC into AC

    C) to regulate voltage

    D) None of the above

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  • question_answer48) Dimensions of torque is

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

    B) \[[{{M}^{2}}{{L}^{2}}{{T}^{2}}]\]

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

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

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  • question_answer49) For a triode valve\[\mu =50,\Delta {{V}_{g}}=0.2V,\]then value of\[\Delta {{V}_{p}}\]is

    A) 5V

    B) 10V

    C) 0.2V

    D) 50V

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  • question_answer50) Which of the following has maximum property of elasticity?

    A) Rubber

    B) Lead

    C) Wood

    D) Steel

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  • question_answer51) If we made half the radius of earth, then duration of day will become

    A) 6 h

    B) 12 h

    C) 24 h

    D) 3 h

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  • question_answer52) A stone is dropped in 19.6 m depth well, echo is heard in 2.06 s, then velocity of sound is

    A) 315.2 m/s

    B) 320.5 m/s

    C) 326.7 m/s

    D) 332.4 m/s

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  • question_answer53) An electron is moving with velocity v in the direction of magnetic field B, then force acting on electron is

    A) zero

    B) \[e(v\times B)\]

    C) \[e(B\times v)\]

    D) 200 J

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  • question_answer54) If temperature of an object is\[140{}^\circ F,\]then its temperature in centrigrade is

    A) \[105{}^\circ C\]

    B) \[32{}^\circ C\]

    C) \[140{}^\circ C\]

    D) \[60{}^\circ C\]

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  • question_answer55) Focal length of a lens is + 10 cm and its refractive index is 1.4, it is dipped in a liquid of refractive index 1.6, then its focal length becomes

    A) \[-16\text{ }cm\]

    B) \[+32\text{ }cm\]

    C) \[+16\text{ }cm\]

    D) \[-32cm\]

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  • question_answer56) Ten wires each of resistance\[1\,\Omega \] are connected in parallel, then total resistance will be

    A) \[10\,\,\Omega \]

    B) \[1\,\,\Omega \]

    C) \[0.1\,\,\Omega \]

    D) \[0.001\,\,\Omega \]

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  • question_answer57) If focal length of convex lens is 9 cm and that of a concave lens is\[-18\text{ }cm,\]then focal length of combination is

    A) \[+9\text{ }cm\]

    B) \[-18\text{ }cm\]

    C) \[-9cm\]

    D) \[+18cm\]

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  • question_answer58) Two mirror are put at an angle of\[60{}^\circ C,\]then number of image of an object placed between the mirrors is

    A) 3

    B) 4

    C) 5

    D) 6

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  • question_answer59) An observer is coming towards plane mirror with a speed of 6 m/s, then apparent velocity of his image is

    A) 6 m/s

    B) 4 m/s

    C) 12 m/s

    D) 3 m/s

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  • question_answer60) Speed of light in vacuum is

    A) \[\frac{1}{\sqrt{{{\mu }_{0}}{{\varepsilon }_{0}}}}\]

    B) \[\sqrt{\frac{{{\mu }_{0}}}{{{\varepsilon }_{0}}}}\]

    C) \[\sqrt{{{\mu }_{0}}{{\varepsilon }_{0}}}\]

    D) \[\sqrt{\frac{{{\varepsilon }_{0}}}{{{\mu }_{0}}}}\]

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  • question_answer61) Fermentation is

    A) reversible

    B) exothermic

    C) endothermic

    D) None of these

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  • question_answer62) The ionisation percentage of\[0.2\text{ }M\text{ }HCN\]the solution is 0.02%. What will be the value of ionisation constant?

    A) \[8\times {{10}^{-5}}\]

    B) \[8\times {{10}^{-9}}\]

    C) \[8\times {{10}^{-7}}\]

    D) \[8\times {{10}^{-3}}\]

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  • question_answer63) Which one act as Bronsted acid as well as Bronsted base?

    A) \[C{{l}^{-}}\]

    B) \[O{{H}^{-}}\]

    C) \[HCl\]

    D) \[{{H}_{2}}O\]

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  • question_answer64) If the pH of\[HCl\]soltion is 2 then the molar concentration of this will be

    A) 0.01 M

    B) 2 M

    C) 0.4 M

    D) 0.02 M

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  • question_answer65) \[B{{F}_{3}}\]molecule is

    A) Lewis base

    B) Lewis acid

    C) Neutral

    D) None of these

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  • question_answer66) Which salt is insoluble in water?

    A) \[N{{H}_{4}}Cl\]

    B) \[KCl\]

    C) \[N{{a}_{2}}S{{O}_{4}}\]

    D) \[NaCl\]

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  • question_answer67) Which compound forms urotropine when reacts with\[N{{H}_{3}}\]?

    A) \[HCHO\]

    B) \[C{{H}_{3}}CHO\]

    C) \[C{{H}_{3}}COC{{H}_{3}}\]

    D) \[{{C}_{6}}{{H}_{5}}OH\]

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  • question_answer68) The compound formed by the ozonolysis of acetylene

    A) glycol

    B) acetic acid

    C) ethylene ozonide

    D) glyoxal

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  • question_answer69) Number of electron in one molecule of\[N{{H}_{3}}\]

    A) 17

    B) 34

    C) 7

    D) 10

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  • question_answer70) The value of magnetic quantum number for\[l=3\]

    A) \[0,+1,+2,+3\]

    B) \[0,\pm 1,\pm 2,\pm 3\]

    C) \[-1,-2,-3\]

    D) \[\pm 1,\pm 2,\pm 3\]

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  • question_answer71) In the presence of ether, 2-choloropropane reacts with sodium and forms

    A) n-hexane

    B) 2,3-dimethyl butane

    C) n-hexene

    D) \[C{{H}_{3}}CH=C{{H}_{2}}\]

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  • question_answer72) The geometry of ammonia is

    A) tetrahedral

    B) pyramidal

    C) triangular

    D) trigonal bipyramidal

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  • question_answer73) Which one is colourless?

    A) \[C{{o}^{2+}}\]

    B) \[N{{i}^{2+}}\]

    C) \[F{{e}^{3+}}\]

    D) \[C{{u}^{+}}\]

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  • question_answer74) Which one have the highest melting point?

    A) \[CsCl\]

    B) \[N{{H}_{3}}\]

    C) \[He\]

    D) \[CHC{{l}_{3}}\]

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  • question_answer75) Which one will not show Cannizzaro reaction?

    A) Trimethyl acetaldehyde

    B) Formaldehyde

    C) Acetaldehyde

    D) Benzaldehyde

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  • question_answer76) When 23 g sodium metal reacts with methyl alcohol, it will form

    A) 1 moles of \[{{H}_{2}}\]

    B) 2 mole of \[{{H}_{2}}\]

    C) \[\frac{1}{2}\]mole of \[{{H}_{2}}\]

    D) All of the above

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  • question_answer77) Which inorganic compound on heating changes into organic compound?

    A) Ammonium cyanide

    B) Sodalime

    C) Potassium cyanide

    D) Sodamide

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  • question_answer78) Which of the following compound will not show aldol condensation?

    A) \[C{{H}_{3}}COC{{H}_{3}}\]

    B) \[HCHO\]

    C) \[C{{H}_{3}}CHO\]

    D) \[C{{H}_{3}}C{{H}_{2}}CHO\]

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  • question_answer79) In first transition series, which element show maximum oxidation states

    A) \[Co\]

    B) \[Mn\]

    C) \[Cr\]

    D) \[Fe\]

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  • question_answer80) The bad odour compound formed by the reaction between chloroform and aniline in the presence of alcoholic KOH

    A) acetylene

    B) nitro benzene

    C) phenyl isocyanate

    D) chloromine

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  • question_answer81) \[N{{O}_{2}}+\frac{1}{2}{{O}_{2}}N{{O}_{3}}........{{K}_{1}}\] \[2N{{O}_{2}}+{{O}_{2}}2N{{O}_{3}}........{{K}_{2}}\] For the above reaction the relation between equilibrium constant is

    A) \[{{K}_{2}}={{({{K}_{1}})}^{2}}\]

    B) \[{{K}_{2}}=\frac{1}{{{K}_{1}}}\]

    C) \[{{K}_{2}}=\frac{1}{K_{1}^{2}}\]

    D) \[{{K}_{1}}={{K}_{2}}\]

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  • question_answer82) The condensation product of reaction between phenol and phthalic anhydride

    A) methyl orange

    B) salicylic acid

    C) phenol red

    D) phenolphthalein

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  • question_answer83) Which characteristic property is not shown by carboxylic acid group?

    A) Alkly group

    B) -COOH group

    C) group

    D) None of these

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  • question_answer84) The product of reaction between chloroform and acetone is used as

    A) insecticide

    B) analgesic

    C) hypnotic

    D) war gas

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  • question_answer85) The strongest Bronsted base is

    A) \[HClO_{2}^{-}\]

    B) \[HCl{{O}^{-}}\]

    C) \[HClO_{3}^{-}\]

    D) \[HCl{{O}_{4}}\]

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  • question_answer86) The compound which have conjugate double bond

    A) butyne

    B) butylene

    C) isobutylene

    D) butadiene

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  • question_answer87) Which salt on heating, does not give brown gas on heating?

    A) \[LiN{{O}_{3}}\]

    B) \[AgN{{O}_{3}}\]

    C) \[Pb{{(N{{O}_{3}})}_{2}}\]

    D) \[KN{{O}_{3}}\]

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  • question_answer88) The product formed by the reaction between acetylene and\[HOCl\]

    A) ethylene chloride

    B) vinyl chloride

    C) dichloro acetaldehyde

    D) ethyledene chloride

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  • question_answer89) The characteristic ion of an acid in an aqueous solution is

    A) \[{{H}^{+}}\]

    B) \[H_{2}^{+}\]

    C) \[{{H}_{3}}{{O}^{+}}\]

    D) \[{{H}_{4}}{{O}^{+}}\]

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  • question_answer90) The most paramagnetic is

    A) \[C{{r}^{3+}}\]

    B) \[C{{O}^{2+}}\]

    C) \[M{{n}^{2+}}\]

    D) \[F{{e}^{2+}}\]

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  • question_answer91) The present undesirable matrix in mineral is called as

    A) flux

    B) slag

    C) gangue

    D) alloy

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  • question_answer92) The compound with maximum covalent character is

    A) \[AlC{{l}_{3}}\]

    B) \[Al{{I}_{3}}\]

    C) \[Ag{{I}_{2}}\]

    D) \[NaI\]

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  • question_answer93) \[N{{F}_{3}}\]and\[B{{F}_{3}}\]both are covalent, but\[B{{F}_{3}}\]is non-polar, while\[N{{F}_{3}}\]is polar because

    A) boron is non-metal in free state, while\[{{N}_{2}}\]is gas

    B) there is no dipole moment in\[B-F\]bond while\[N-F\]bond have some dipole moment

    C) \[B{{F}_{3}}\]is planar while\[N{{F}_{3}}\]is pyramidal

    D) boron atom is smaller than nitrogen atom

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  • question_answer94) Many compounds are formed by carbon atom because of its

    A) more reactivity

    B) covalent and ionic nature

    C) variable valency

    D) catenation nature

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  • question_answer95) For the complete combustion of 4 L ethane, how much oxygen is required?

    A) 14 L

    B) 4L

    C) 8L

    D) 12 L

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  • question_answer96) In a group of Periodic Table what is the basis of

    A) ionic potential

    B) electron affinity

    C) electron negativity

    D) number of covalent electron

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  • question_answer97) The work of cone.\[{{H}_{2}}S{{O}_{4}}\]in esterification process is as

    A) dehydrating agent and catalyst

    B) dehydrating agent

    C) hydrolysing agent

    D) catalyst

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  • question_answer98) When magnesium is heated, the another compound formed with\[MgO\]is

    A) \[M{{g}_{3}}{{N}_{2}}\]

    B) \[Mg{{(N{{O}_{3}})}_{2}}\]

    C) \[MgC{{O}_{3}}\]

    D) \[Mg{{(N{{O}_{3}})}_{3}}\]

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  • question_answer99) The\[C-H\]bond energy in ethane, ethene and ethyne

    A) more in ethane

    B) more in ethane

    C) more in ethyne

    D) same in all these

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  • question_answer100) The solubility of\[AgCl\]is 1.435 g/L What will be the solubility product?

    A) \[{{10}^{-4}}\]

    B) 0.01

    C) 0.001

    D) 0.1

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  • question_answer101) If two elements X and Y have 3 and 6 electrons in its outermost shell, then the molecular formula of compound formed by the combination of X and Y

    A) \[XY\]

    B) \[{{X}_{3}}Y\]

    C) \[{{X}_{2}}Y\]

    D) \[{{X}_{2}}{{Y}_{3}}\]

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  • question_answer102) The IUPAC name of\[\underset{C{{H}_{2}}.}{\overset{OH}{\mathop{|}}}\,\underset{C{{H}_{2}}.}{\overset{OH}{\mathop{|}}}\,\underset{C{{H}_{2}}.}{\overset{OH}{\mathop{|}}}\,\]is

    A) 1,2,3-propane tri-ol

    B) 3-hydroxy butanoic acid

    C) 1,2-ethane di-ol

    D) 3-methyl butanol-1

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  • question_answer103) The number of\[{{H}^{+}}\]ion in half normal solution of\[N{{a}_{2}}C{{O}_{3}}\]and\[C{{H}_{3}}COOH\]

    A) \[>{{10}^{-7}}m\]

    B) \[{{10}^{-7}}m\]

    C) \[<{{10}^{-7}}m\]

    D) \[{{10}^{-5}}m\]

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  • question_answer104) Which of the following is not a redox reaction?

    A) \[KCN+Fe{{(CN)}_{2}}\xrightarrow[{}]{{}}{{K}_{4}}[Fe{{(CN)}_{6}}]\]

    B) \[Rb+{{H}_{2}}O\xrightarrow[{}]{{}}RbOH+{{H}_{2}}\]

    C) \[{{H}_{2}}{{O}_{2}}\xrightarrow[{}]{{}}{{H}_{2}}O+O\]

    D) \[Cu{{I}_{2}}\xrightarrow[{}]{{}}CuI+{{I}_{2}}\]

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  • question_answer105) The correct electronic configuration of element with atomic number 29.

    A) \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{10}},4{{s}^{1}}\]

    B) \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{10}}\]

    C) \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}}3{{s}^{2}}3{{p}^{17}}\]

    D) None of the above

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  • question_answer106) Which of the following statement is correct for ketone and acetaldehyde?

    A) Both reacts with HCN and forms hydrine

    B) Both reacts with\[NaOH\]and forms polymer

    C) both forms add on oxidation and reduction

    D) Both forms alcohol on reduction and oxidation

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  • question_answer107) The prefix word alkali for alkaline metals shows

    A) lustre of silver

    B) ashes of plant

    C) metallic nature

    D) active metal

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  • question_answer108) \[2X+2Y\xrightarrow[{}]{{}}2Z\] The equilibrium constant for the above reaction

    A) \[\frac{[2X][2Y]}{[2Z]}\]

    B) \[\frac{[X][Y]}{[Z]}\]

    C) \[\frac{{{[Z]}^{2}}}{{{[X]}^{2}}{{[Y]}^{2}}}\]

    D) \[\frac{{{[Z]}^{2}}}{[X][Y]}\]

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  • question_answer109) The solubility product for XY is

    A) \[{{s}^{2}}\]

    B) \[2s\]

    C) \[4{{s}^{2}}\]

    D) \[2s\]

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  • question_answer110) Aldehyde and ketone can be differentiated by

    A) sodium bi sulphite

    B) Fehling solution

    C) ammonia

    D) sulphuric acid

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  • question_answer111) The product of the reaction between chloral and\[NaOH\]is

    A) \[C{{H}_{3}}COOH\]

    B) \[C{{H}_{3}}CHO\]

    C) \[CHC{{l}_{3}}\]

    D) \[C{{H}_{3}}Cl\]

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  • question_answer112) The correct reactivity older is

    A) \[C{{H}_{3}}CHO>{{(C{{H}_{3}})}_{2}}CO>C{{H}_{3}}CO{{C}_{2}}{{H}_{5}}\]

    B) \[{{(C{{H}_{3}})}_{2}}CO>C{{H}_{3}}CHO>C{{H}_{3}}CO{{C}_{2}}{{H}_{5}}\]

    C) \[C{{H}_{3}}CHO>C{{H}_{3}}CO{{C}_{2}}{{H}_{5}}>{{(C{{H}_{3}})}_{2}}CO\]

    D) \[C{{H}_{3}}CO{{C}_{2}}{{H}_{5}}>C{{H}_{3}}CHO>{{(C{{H}_{3}})}_{2}}CO\]

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  • question_answer113) The example of condensation polymerization is

    A) formaldehyde - metaformaldehyde

    B) acetaldehyde-para acetaldehyde

    C) acetone - mesityl oxide

    D) ethene-polyethene

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  • question_answer114) The probability of finding of three unpaired electron in nitrogen atom is defined by

    A) Aufbaus principle

    B) Uncertainty principle

    C) Faults principle

    D) Hunds rule

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  • question_answer115) In a reversible reaction if the concentration of reactants and products are doubled, the value of\[{{K}_{c}}\]will be

    A) half of the initial value

    B) double of initial value

    C) one fourth of the initial value

    D) same the initial value

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  • question_answer116) The main product of heating of sodium formate at 3600C is

    A) CO

    B) sodium oxalate

    C) \[N{{a}_{2}}C{{O}_{3}}\]

    D) None of the above

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  • question_answer117) The number of a (sigma) and\[\pi \](pi) bonds in 1-buene-3-yne is

    A) \[5\sigma ,5\pi \]

    B) \[8\sigma ,6\pi \]

    C) \[7\sigma ,3\pi \]

    D) \[6\sigma ,4\pi \]

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  • question_answer118) The correct size of iodine atom and iodine ion is

    A) \[{{I}^{-}}>{{I}^{+}}>I\]

    B) \[I>{{I}^{+}}>{{I}^{-}}\]

    C) \[I>{{I}^{-}}>{{I}^{+}}\]

    D) \[{{I}^{+}}>I>{{I}^{-}}\]

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  • question_answer119) The geemeticy of the compound of\[s{{p}^{3}}d\] hybridization

    A) pyramidal

    B) triangular

    C) planar

    D) trigonal bipyramidal

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  • question_answer120) Potassium nitrate is called

    A) Motifs salt

    B) Chile salt petre

    C) Indian salt petre

    D) Gypsum

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  • question_answer121) Operator genes are controls to which gene mechanism?

    A) Structural gene

    B) Activator gene

    C) Regulator gene

    D) Modulac gene

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  • question_answer122) How many ovum are developed in ovary of Hydra?

    A) Two

    B) Many

    C) One

    D) Three

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  • question_answer123) Respiration in Ascaris is

    A) aerobic respiration

    B) anaerobic respiration

    C) Both (a) and (b)

    D) None of the above

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  • question_answer124) Type of blastula in chick is

    A) discoblastula

    B) coeloblastula

    C) amphiblastula

    D) holbblastula

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  • question_answer125) Respiration pigment of blood in cockroach is

    A) haemozoin

    B) haemocyanin

    C) haemoglobin

    D) absent

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  • question_answer126) Which organ is enlarged in malarial patient?

    A) Spleen

    B) Kidney

    C) Gall bladder

    D) Liver

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  • question_answer127) Golgi body is

    A) organ for protein synthesis

    B) secretory organ

    C) Both (a) and (b)

    D) None of the above

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  • question_answer128) DNA is specific because it has

    A) number of nudeotides

    B) specific nature of phosphate and sugar

    C) arrangement of protein in DNA

    D) specific nature of purine and pyrimidines

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  • question_answer129) Role of carbohydrate in protoplasm

    A) as catalyst

    B) for energy

    C) as enzymes

    D) for synthesis

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  • question_answer130) In Amoeba hyaline cap is formed by

    A) around the food vacuole

    B) around the contractile vacuole

    C) around the nucleus

    D) on pseudopodia

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  • question_answer131) Which tissue covered with calcium phosphate?

    A) Bone

    B) Muscles

    C) Mesenchyma

    D) Cartilage

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  • question_answer132) Lampbrush chromosomes are present in

    A) Drosophilla

    B) Ascaris

    C) Hydra

    D) None of these

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  • question_answer133) Comb jelly is member of phylum

    A) Mollusca

    B) Echinodermata

    C) Coelenterata

    D) Ctenophora

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  • question_answer134) Jaws present in which of the following?

    A) Herdmania

    B) Fishes

    C) Petromyzon

    D) Amphioxus

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  • question_answer135) Which of the following is not insect?

    A) Spider

    B) Grasshopper

    C) Fly

    D) Lepisma

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  • question_answer136) Microlecithal eggs are present in

    A) Insects

    B) Aves

    C) Fishes

    D) Mammals

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  • question_answer137) Muscular movements of alimentarey canal are known as

    A) peristalsis

    B) diastole

    C) systole

    D) muscles contraction

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  • question_answer138) From acrosome, which secretes

    A) hyaluronic acid

    B) hyaluronidase

    C) TSH

    D) fertilizing

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  • question_answer139) When embryonic development is completed in mother but the embryo not accept nutritent from mother, which is known as

    A) ovoviparous

    B) viviparous

    C) oviparous

    D) All of these

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  • question_answer140) Gastrula is differ from blastula in

    A) three germ layers

    B) micromeres

    C) blastocoel

    D) None of the above

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  • question_answer141) Which gland is worked opposite to pressure?

    A) Adrenal

    B) parathyroid

    C) Pineal

    D) Thyroid

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  • question_answer142) First heart sound is produced during closure of

    A) auriculo-ventricular valves

    B) eustachian valve

    C) sinus valve

    D) seminular valves

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  • question_answer143) In motor neuron the impulse following in which direction?

    A) In two direction

    B) In one direction

    C) In all direction

    D) None of the above

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  • question_answer144) Nucleated RBCs are present in which

    A) Rabbit

    B) Camel and llama

    C) Embryo of human

    D) Both (a) and (b)

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  • question_answer145) Sertoli cells are associated with

    A) kidney of rabbit

    B) ovary of frog

    C) testis of rabbit

    D) ovary of rabbit

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  • question_answer146) Final excretion in urine of which substance is

    A) amino acid

    B) urea

    C) glucose and glycogen

    D) uric acid

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  • question_answer147) Haemoglobin in earthworm is present in

    A) RBC

    B) protoplasm

    C) coelomic fluid

    D) plasma

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  • question_answer148) Gametes formation in animals is found in

    A) ovaries

    B) gonads

    C) gall bladder

    D) testes

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  • question_answer149) Fertilization in earthworm is

    A) cross fertilization

    B) combined fertilization

    C) self-fertilization

    D) All of the above

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  • question_answer150) Hydra is

    A) herbivorous

    B) more developed

    C) carnivorous

    D) omnivorous

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  • question_answer151) The pH of protoplasm is

    A) \[6.0\]

    B) \[6.8\]

    C) \[7.8\]

    D) \[8.2\]

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  • question_answer152) The maximum elements found in cytoplasm is

    A) \[C\]

    B) \[He\]

    C) \[H\]

    D) \[N\]

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  • question_answer153) The enzymes found in lysosomes are

    A) hydrolytic enzymes

    B) proteases enzymes

    C) Upases enzymes

    D) cellulases enzymes

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  • question_answer154) Chromosome was discovered by

    A) Hofmeister

    B) Muller

    C) Flemmmg

    D) Hammeriing

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  • question_answer155) Insectivorous plant is

    A) Cuscuta

    B) Drosera

    C) Striga

    D) None of the above

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  • question_answer156) Mycoplasma is resistant for

    A) penicillin

    B) tetracycline

    C) streptomycin

    D) All of the above

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  • question_answer157) The reduction division in chromosomes takes place in

    A) pollen grains

    B) tapetum

    C) megaspore cell

    D) megaspore mother cell

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  • question_answer158) Calvin cycle takes place in

    A) grana

    B) stroma

    C) intra thylakoid

    D) matrix

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  • question_answer159) The hormone, which prevents abscission is

    A) \[IBA\]

    B) \[ABA\]

    C) \[K-N\]

    D) \[GA\]

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  • question_answer160) Sagopalm is obtained from

    A) Pinus

    B) Cycas

    C) Ginkgo

    D) Dateplam

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  • question_answer161) Which of the following is not function of Golgi body?

    A) Protein synthesis

    B) Formation of cell wall

    C) Formation of fatty acids

    D) Formation of plasma membrane

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  • question_answer162) The RNA found in eukaryotic ribosomes are

    A) \[5S\]and\[16\,S\,RNA\]

    B) \[5S,16\,S,\]\[18\,S\,RNA\]

    C) \[2\,3S,16\,S\,RNA\]

    D) \[5S\]and\[28\,S\,RNA\]

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  • question_answer163) Water is not necessary for the fertilisation of

    A) algae

    B) bryophyte

    C) cycas

    D) None of these

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  • question_answer164) The biomass pyramid of forest ecosystem is

    A) linear

    B) inverted

    C) tetra angle

    D) upright

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  • question_answer165) After pollination the number of chromosome in egg will be

    A) \[n\]

    B) \[2n\]

    C) \[3n\]

    D) None of these

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  • question_answer166) Double fertilisation is the

    A) fertilisation of two eggs in an embryo sac

    B) fusion of one male gamete with the egg cell and another male gamete with the secondary unclel

    C) fusion of two male gametes with two polar nuclei

    D) fusion of one male gamete with secondary nucleus

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  • question_answer167) The significance of mitochondria was given

    A) Flemming

    B) Moves

    C) Mendel

    D) Altman

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  • question_answer168) Mitochondria contains

    A) only DNA

    B) DNA and RNA

    C) only RNA

    D) None of the above

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  • question_answer169) Which of the following shows minimum number of chromosomes?

    A) \[n:1\]

    B) \[n:2\]

    C) \[n:3\]

    D) \[n:4\]

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  • question_answer170) Which of the following is formed in light reaction of photosynthesis?

    A) ATP

    B) \[NADP{{H}_{2}}\]

    C) \[{{O}_{2}}\]

    D) All of the above

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  • question_answer171) In lysogenic phase which of the following takes place?

    A) Phage DNA integrated with host genome and does not multiplied

    B) Phage DNA does not integrate with host genome

    C) Phage DNA integrates with host genome and bacterial cell does not lyse

    D) Phage DNA integrated with host DNA and multiplied

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  • question_answer172) Who proposed fluid mosaic mode? of plasma membrane?

    A) Singer and Nicholson

    B) Robertson

    C) Benneson

    D) None of the above

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  • question_answer173) The development of sporangium in Pteridium is

    A) a leptosporangiate type

    B) an eusporangiate type

    C) Both (a) and (b)

    D) None of the above

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  • question_answer174) Respiratory roots (pneumatophores) are present in

    A) mesophytes

    B) halophytes

    C) xerophytes

    D) None of these

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  • question_answer175) The cell wall of fungi is formed by

    A) chitin and mannose

    B) cellulose

    C) glucose

    D) None of the above

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  • question_answer176) Which is present in vascular bundle of Pmus?

    A) Tracheids

    B) Vessels

    C) Companion cells

    D) All of the above

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  • question_answer177) Growth of stem in diameter is due to

    A) apical cell

    B) lateral meristem

    C) apical meristem

    D) intercalary meristem

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  • question_answer178) The plant group in which stomata opens in night is

    A) mesophytes

    B) succulents

    C) hydrophytes

    D) None of the above

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  • question_answer179) The right equation for water potential is

    A) \[\psi ={{\psi }_{p}}-({{\psi }_{s}}+{{\psi }_{m}})\]

    B) \[\psi ={{\psi }_{p}}+({{\psi }_{s}}-{{\psi }_{m}})\]

    C) \[{{\psi }_{w}}={{\psi }_{s}}+{{\psi }_{p}}\]

    D) \[{{\psi }_{w}}={{\psi }_{p}}+{{\psi }_{\pi }}+{{\psi }_{m}}\]

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  • question_answer180) The respiratory quotient of fat is

    A) 0.7

    B) 1.5

    C) 1

    D) 2

    View Answer play_arrow



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