Solved papers for Haryana PMT Haryana PMT Solved Paper-2007

done Haryana PMT Solved Paper-2007

  • question_answer1) Which of the following is true regarding beats?

    A) Frequency different, amplitude same

    B) Frequency same, amplitude same

    C) Frequency same, amplitude different

    D) None of the above

    View Answer play_arrow
  • question_answer2) Moment of inertia of ring about its diameter is I. Then, moment of inertia about an axis passing through centre perpendicular to its plane is

    A) \[2I\]

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

    C) \[\frac{3}{2}I\]

    D) \[I\]

    View Answer play_arrow
  • question_answer3) If in the following figure, height of object is \[{{H}_{1}}=+2.5cm,\] then height of image H2 formed is

    A) -5 cm

    B) +5 cm

    C) +7.5 cm

    D) -7.5cm

    View Answer play_arrow
  • question_answer4) In a semiconductor electron concentration is \[7\times {{10}^{13}}c{{m}^{-3}}\] and hole concentration is \[5\times {{10}^{12}}c{{m}^{-3}}.\] Then the semiconductor is

    A) n-type

    B) p-type

    C) intrinsic

    D) p-n type

    View Answer play_arrow
  • question_answer5) The output is low when either of the input is high, then this represents which of the following gates?

    A) OR

    B) NOR

    C) AND

    D) NAND

    View Answer play_arrow
  • question_answer6) Reverberation time does not depend upon

    A) temperature

    B) volume of room

    C) size of window

    D) carpet and curtain

    View Answer play_arrow
  • question_answer7) If\[{{B}_{H}}=\frac{1}{\sqrt{3}}{{B}_{v,}}\] find angle of dip. (where symbols have their usual meanings)

    A) \[60{}^\circ \]

    B) \[30{}^\circ \]

    C) \[45{}^\circ \]

    D) \[90{}^\circ \]

    View Answer play_arrow
  • question_answer8) The earth moves in an elliptical orbit with the sun S at one of foci as shown in the figure. Its rotational kinetic energy is maximum at the point

    A) A

    B) B

    C) C

    D) D

    View Answer play_arrow
  • question_answer9) Graph of input characteristic of common emitter amplifier is

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer10) In a potentiometer the null point is obtained at 7th wire. If now we have to change the null point at 9th wire, what should we do?

    A) Attach resistance in series with battery

    B) Increase resistance in main circuit

    C) Decrease resistance in main circuit

    D) Decrease applied emf

    View Answer play_arrow
  • question_answer11) An aluminium rod and a copper rod are taken such that their lengths are same and their resistances are also same. The specific, resistance of copper is half that of aluminium, but its density is three times that of aluminium. The ratio of the mass of aluminium rod and that of copper rod will be

    A) \[\frac{1}{6}\]

    B) \[\frac{2}{3}\]

    C) \[\frac{1}{3}\]

    D) 6

    View Answer play_arrow
  • question_answer12) If average velocity becomes 4 times then what will be the effect on rms velocity at that temperature?

    A) 1.4 times

    B) 4 times

    C) 2 times

    D) \[\frac{1}{4}\] times

    View Answer play_arrow
  • question_answer13) What is the Q-value of the reaction \[p{{+}^{7}}Li{{\xrightarrow{{}}}^{4}}He{{+}^{4}}He\] The atomic masses of\[{{~}^{1}}H{{,}^{4}}He\] and \[^{7}Li\]are 1.007825\[u\], 4.002603 \[u\] and 7.016004 \[u\] respectively

    A) 17.35 MeV

    B) 18.06 MeV

    C) 177.35 MeV

    D) 170.35 MeV

    View Answer play_arrow
  • question_answer14) Which of the following is not a state function?

    A) Work done at constant pressure Enthalpy

    B) Work done by conservative force

    C) Work done by non-conservative force

    D) A Carnots engine has an efficiency of 50% at

    View Answer play_arrow
  • question_answer15) Sink temperature \[50{}^\circ C\]. Calculate the temperature of source.

    A) \[133{}^\circ C\]

    B) \[143{}^\circ C\]

    C) \[100{}^\circ C\]

    D) \[373{}^\circ C\]

    View Answer play_arrow
  • question_answer16) When both the listener and source are moving towards each other, then which of the following is true regarding frequency and wavelength of wave observed by the observer?

    A) More frequency, less wavelength

    B) More frequency, more wavelength

    C) Less frequency, less wavelength

    D) More frequency, constant wavelength

    View Answer play_arrow
  • question_answer17) Which motion does not require force to maintain it?

    A) Uniform circular motion

    B) Elliptical motion

    C) Uniform straight line motion

    D) Projectile motion

    View Answer play_arrow
  • question_answer18) The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which car can be driven round a curve of radius 40 m without skidding is (assume \[g=10m{{s}^{-2}}\]

    A) \[40m{{s}^{-1}}\]

    B) \[20m{{s}^{-1}}\]

    C) \[15m{{s}^{-1}}\]

    D) \[10m{{s}^{-1}}\]

    View Answer play_arrow
  • question_answer19) In forward bias the width of depletion layer decreases with increase in potential

    A) barrier voltage

    B) increases with increase in potential barrier voltage

    C) is independent of potential barrier voltage

    D) none of the above

    View Answer play_arrow
  • question_answer20) If \[{{K}_{s}},\]and \[{{K}_{p}},\] respectively are effective spring constants in series and parallel combination of springs as shown in figure, find \[\frac{{{K}_{s}}}{{{K}_{p}}}\]

    A) \[\frac{9}{2}\]

    B) \[\frac{3}{7}\]

    C) \[\frac{2}{9}\]

    D) \[\frac{7}{3}\]

    View Answer play_arrow
  • question_answer21) A bob of pendulum was filled with Hg and entire Hg is drained out, then the time period of pendulum

    A) remains unchanged

    B) decreases

    C) increases

    D) increases then decreases

    View Answer play_arrow
  • question_answer22) The minimum force required to move a body of mass m vertically upward is

    A) mg

    B) mg/2

    C) more than 2mg

    D) more than mg

    View Answer play_arrow
  • question_answer23) The uncertainty in the momentum of a particle is \[{{10}^{-30}}kg-m/s.\] The minimum uncertainty in its position will be

    A) \[{{10}^{-8}}\] m

    B) \[{{10}^{-12}}\] m

    C) \[{{10}^{-16}}\]m

    D) \[{{10}^{-4}}\] m

    View Answer play_arrow
  • question_answer24) If distance between earth and sun becomes four times, then time period becomes

    A) 4 times

    B) 8 times

    C) 1/4 times

    D) 1/8 times

    View Answer play_arrow
  • question_answer25) An air bubble is contained inside water. It behaves as a

    A) concave lens

    B) convex lens

    C) neither convex nor concave

    D) cannot say

    View Answer play_arrow
  • question_answer26) The power dissipated across resistance R which is connected across a battery of potential V is P. If resistance is doubled, then the power becomes

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

    B) \[2\]

    C) \[\frac{1}{4}\]

    D) \[4\]

    View Answer play_arrow
  • question_answer27) BE/nucleon relation with mass number

    A) first decreases then increases

    B) first increases then decreases

    C) increases

    D) decreases

    View Answer play_arrow
  • question_answer28) A 100 V, AC source of frequency 500 Hz is connected to an LCR circuit with L =8.1 mH, C = 12.5\[\mu \]F, R = 10 \[\Omega \] all connected in series as shown in figure. What is the quality factor of circuit?

    A) 2.02

    B) 2.5434

    C) 20.54

    D) 200.54

    View Answer play_arrow
  • question_answer29) The inductance of a coil is L = 10 H and resistance R = 5 \[\Omega \]. If applied voltage of battery is 10 V and it switches off in 1 millisecond, find induced emf of inductor.

    A) \[2\times {{10}^{4}}V\]

    B) \[1.2\times {{10}^{4}}V\]

    C) \[2\times {{10}^{-4}}V\]

    D) None of these

    View Answer play_arrow
  • question_answer30) Two bodies A and B having masses in the ratio of 3:1 possess the same kinetic energy. The ratio of linear momentum of B to A is

    A) 1:3

    B) 3:1

    C) \[1:\sqrt{3}\]

    D) \[\sqrt{3}:1\]

    View Answer play_arrow
  • question_answer31) Which of the following four fundamental forces has shortest range?

    A) Nuclear

    B) Gravitational

    C) Electromagnetic

    D) Weak force

    View Answer play_arrow
  • question_answer32) A proton is moving in a uniform magnetic field B in a circular path of radius a in a direction perpendicular to z-axis along which field B exists. Calculate the angular momentum, if the radius is a and charge on proton is e.

    A) \[\frac{Be}{{{a}^{2}}}\]

    B) \[e{{B}^{2}}a\]

    C) \[{{e}^{2}}eB\]

    D) \[aeB\]

    View Answer play_arrow
  • question_answer33) If acceleration of a panicle at any time is given by \[a=2t+5\] Calculate the velocity after 5 s, if it starts from rest.

    A) 50 m/s

    B) 25 m/s

    C) 100 m/s

    D) 75 m/s

    View Answer play_arrow
  • question_answer34) 8 bits form

    A) 1 byte

    B) 1 diction

    C) 1 nibble

    D) 1 binary

    View Answer play_arrow
  • question_answer35) A body from height h is dropped. If the coefficient of restitution is e, then calculate the height achieved after one bounce.

    A) \[{{h}_{1}}={{e}^{2}}h\]

    B) \[{{h}_{1}}={{e}^{4}}h\]

    C) \[{{h}_{1}}=eh\]

    D) \[{{h}_{1}}\frac{h}{e}\]

    View Answer play_arrow
  • question_answer36) A body moves with uniform acceleration, then which of the following graphs is correct?

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer37) Two vectors are perpendicular, if

    A) \[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{.=1}\]

    B) \[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{.=0}\]

    C) \[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{=}\,\text{0}\]

    D) \[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{=}\,AB\]

    View Answer play_arrow
  • question_answer38) If coefficient of static friction is \[{{\mu }_{s}}\], and coefficient of kinetic friction is \[{{\mu }_{k}}\], which is correct?

    A) \[{{\mu }_{s}}={{\mu }_{k}}\]

    B) \[{{\mu }_{s}}>{{\mu }_{k}}\]

    C) \[{{\mu }_{s}}<{{\mu }_{k}}\]

    D) Cannot predict

    View Answer play_arrow
  • question_answer39) Light year is used to measure

    A) distance between stars

    B) distance between atoms

    C) revolution time of earth around sun

    D) none of the above

    View Answer play_arrow
  • question_answer40) Electromagnetic waves are produced by

    A) accelerated charged particle

    B) decelerated charged particle

    C) charge in uniform motion

    D) none of the above

    View Answer play_arrow
  • question_answer41) A beam of protons with velocity \[4\times {{10}^{5}}m/s\] enters a uniform magnetic field of 0.3 T at an angle of \[60{}^\circ \] to the magnetic field. Find the radius of the helical path taken by the proton beam.

    A) 0.2 cm

    B) 1.2 cm

    C) 2.2cm

    D) 0.122cm

    View Answer play_arrow
  • question_answer42) Three progressive waves A, B and C are shown in the figure. With respect to A, the progressive wave

    A) B lags by \[\frac{\pi }{2}\] and C leads by \[\frac{\pi }{2}\]

    B) B lags by \[\pi \] and C leads by \[\pi \]

    C) B leads by \[\frac{\pi }{2}\] and C lags by \[\frac{\pi }{2}\]

    D) B leads by \[\pi \]and C lags by \[\pi \]

    View Answer play_arrow
  • question_answer43) When light passes from one medium to other then which will not change?

    A) Frequency

    B) Wavelength

    C) Amplitude

    D) Velocity

    View Answer play_arrow
  • question_answer44) Total internal reflection takes place

    A) when a ray moves from denser to rarer and incident angle is greater than critical angle

    B) when a ray moves from rarer to denser and incident angle is less than critical angle

    C) when a ray moves from rarer to denser and incident angle is equal to critical angle

    D) none of the above

    View Answer play_arrow
  • question_answer45) A beam of light travelling along x-axis is described by the electric field \[{{\text{E}}_{\text{y}}}\text{=(600V}{{\text{m}}^{\text{-1}}}\text{)sin }\!\!\omega\!\!\text{ (t-x/c)}\] then maximum magnetic force on a charge.\[\text{q=}{{\text{2}}^{\text{e}}}\text{,}\] moving along y-axis with a speed of \[3.0\times {{10}^{7}}m{{s}^{-1}}\] is \[(e=1.6\times {{10}^{-19}}C)\]

    A) \[19.2\times {{10}^{-17}}N\]

    B) \[1.92\times {{10}^{-17}}N\]

    C) 0.192 N

    D) none of these

    View Answer play_arrow
  • question_answer46) Which of the following is polar?

    A) \[I_{3}^{-}\]

    B) \[CO_{3}^{2-}\]

    C) \[Xe{{F}_{4}}\]

    D) \[P{{F}_{3}}\] n the reaction,

    View Answer play_arrow
  • question_answer47) In the reaction, A is

    A) \[{{H}_{3}}P{{O}_{2}}\]

    B) \[C{{U}_{2}}C{{l}_{2}}\]

    C) \[HgS{{O}_{4}}/{{H}_{2}}S{{O}_{4}}\]

    D) \[{{H}^{+}}/{{H}_{2}}O\]

    View Answer play_arrow
  • question_answer48) \[Ag\] crystallises as fee. If radius of \[Ag\] is \[~144\text{ }pm\]then its density will be

    A) \[10ge{{m}^{-3}}\]

    B) \[5\text{ }ge{{m}^{-3}}\]

    C) \[15\text{ }ge{{m}^{-3}}\]

    D) \[6.5\text{ }ge{{m}^{-3}}\]

    View Answer play_arrow
  • question_answer49) Which of the following process will give soap?

    A) Hydrolysis

    B) Saponification

    C) Neutralisation

    D) Acidification

    View Answer play_arrow
  • question_answer50) Sodium hypo halite when dissolved in water will turn

    A) blue litmus red

    B) red litmus blue

    C) red litmus green

    D) no change

    View Answer play_arrow
  • question_answer51) A when added to ^silica will give B. A and B are

    A) \[HF,{{H}_{2}}Si{{F}_{4}}\]

    B) \[HF,{{H}_{2}}Si{{F}_{6}}\]

    C) \[HCl,{{H}_{2}}SiC{{l}_{6}}\]

    D) \[HI,{{H}_{2}}Si{{I}_{6}}\]

    View Answer play_arrow
  • question_answer52) The compound

    A) alkyne, \[{{3}^{o}}\] amine

    B) alkene, \[{{2}^{o}}\] amine

    C) alkene, \[{{3}^{o}}\] amine

    D) alkyne, \[{{2}^{o}}\] amine

    View Answer play_arrow
  • question_answer53) The number of geometrical isomers in \[C{{H}_{3}}CH=CHC{{H}_{2}}CH=C{{H}_{2}}\] are

    A) two

    B) three

    C) four

    D) five

    View Answer play_arrow
  • question_answer54) IUPAC name of the compound\[C{{H}_{2}}=CH-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-\underset{OH}{\mathop{\underset{|}{\mathop{C}}\,}}\,HC{{H}_{3}}\]

    A) \[3-ethyl-4-methyl\text{ }hex-5-en-2-ol\]

    B) \[3-methyl-4-ethyl\text{ }hex-l-en-5-ol\]

    C) \[3-ethyl-2-hydroxy-4-methylhex-5-ene\]

    D) none of the above

    View Answer play_arrow
  • question_answer55) In the reaction,\[C{{H}_{3}}C{{H}_{2}}COON{{H}_{2}}\xrightarrow{{{P}_{2}}{{O}_{5}}}A\xrightarrow{{{H}^{+}}/{{H}_{2}}O}B\]A and B are

    A) \[C{{H}_{3}}C{{H}_{2}}CON{{H}_{2}},\,\,C{{H}_{3}}C{{H}_{2}}CO{{O}^{-}}\]

    B) \[C{{H}_{3}}C{{H}_{2}}COON{{H}_{2}},\,\,C{{H}_{3}}C{{H}_{2}}COOH\]

    C) \[C{{H}_{3}}C{{H}_{2}}CN,\text{ }C{{H}_{3}}C{{H}_{2}}CO{{O}^{-}}\]

    D) \[C{{H}_{3}}C{{H}_{2}}CN,\text{ }C{{H}_{3}}C{{H}_{2}}COOH\]

    View Answer play_arrow
  • question_answer56) Number of a and n bonds in \[{{C}_{6}}{{H}_{5}}COOH\] are

    A) \[15\sigma ,\,\,4\pi \]

    B) \[14\sigma ,\,\,4\pi \]

    C) \[13\sigma ,\,\,4\pi \]

    D) \[16\sigma ,\,\,4\pi \]

    View Answer play_arrow
  • question_answer57) \[{{\Psi }^{2}}=0\]represent

    A) node

    B) orbital

    C) angular wave function

    D) wave functions

    View Answer play_arrow
  • question_answer58) Which of the following disaccharide has different type of linkage?

    A) Maltose

    B) Galactose

    C) Starch

    D) Sucrose

    View Answer play_arrow
  • question_answer59) For a reaction,\[\Delta H=+29\,kJ\,mo{{l}^{-1}}\]\[\Delta S=-35\,kJ\,mo{{l}^{-1}}\]at what temperature the reaction will be spontaneous?

    A) \[{{828.7}^{o}}C\]

    B) \[828.7K\]

    C) Spontaneous at all temperature

    D) Not possible

    View Answer play_arrow
  • question_answer60) As the number of nucleon increases, binding energy per nucleon

    A) increases

    B) decreases

    C) first increases then decreases

    D) first decreases then increases

    View Answer play_arrow
  • question_answer61) Rate constant has the unit \[mo{{l}^{-2}}\text{ }{{L}^{2}}\text{ }{{s}^{-1}}\], then order of reaction is

    A) zero

    B) first

    C) second

    D) third

    View Answer play_arrow
  • question_answer62) The reaction follows the mechanism\[A+BAB\,\,\,(fast)\]\[AB+B\xrightarrow{{{k}_{2}}}A+{{B}_{2}}\,\,(slow)\]then rate law is

    A) \[r=k[A][B]\]

    B) \[r=k[AB][B]\]

    C) \[r=k[A]{{[B]}^{2}}\]

    D) \[r=k{{[A]}^{2}}[B]\]

    View Answer play_arrow
  • question_answer63) Ozonolysis of which of the following will give\[HCHO\]?

    A) \[{{C}_{2}}{{H}_{2}}\]

    B) \[{{C}_{2}}{{H}_{4}}\]

    C) \[{{C}_{6}}{{H}_{6}}\]

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

    View Answer play_arrow
  • question_answer64) \[25g\] of \[MC{{l}_{4}}\] contains \[0.5mole\]chlorine then its molecular weight is

    A) \[100g\text{ }mo{{l}^{-1}}\]

    B) \[200\text{ }g\text{ }mo{{l}^{-1}}\]

    C) \[150g\text{ }mo{{l}^{-1}}\]

    D) \[400g\text{ }mo{{l}^{-1}}\]

    View Answer play_arrow
  • question_answer65) pH of the solution containing \[1.04\times {{10}^{-12}}M\]\[KOH\] is

    A) \[-11.9\]

    B) \[+11.9\]

    C) \[7\]

    D) \[2.30\]

    View Answer play_arrow
  • question_answer66) Benzene gives mainly

    A) addition reaction

    B) elimination reaction

    C) substitution reaction

    D) all of the above

    View Answer play_arrow
  • question_answer67) Formula of ammonium manganate is

    A) \[N{{H}_{4}}Mn{{O}_{4~}}\]

    B) \[{{(N{{H}_{4}})}_{2}}Mn{{O}_{4~}}\]

    C) \[N{{H}_{4}}{{(Mn{{O}_{4~}})}_{2}}\]

    D) \[N{{H}_{4}}M{{n}_{2}}{{O}_{4}}\]

    View Answer play_arrow
  • question_answer68) Heart patients can be given

    A) Mono saturated fatty acid

    B) Trans fatty acid

    C) Polyunsaturated fatty acid

    D) Poly saturated fatty acid

    View Answer play_arrow
  • question_answer69) For the reaction \[1g\,mole\]of \[CaC{{O}_{3}}\]is enclosed in 5 L container \[CaC{{O}_{3}}(s)\xrightarrow{{}}CaO(s)+C{{O}_{2}}(g)\]\[{{K}_{p}}=1.16\]at \[1073K\]then per cent dissociation of \[CaC{{O}_{3}}\]is

    A) \[65%\]

    B) \[100%\]

    C) \[6.5%\]

    D) zero

    View Answer play_arrow
  • question_answer70) The only amino acid which is non-chiral, is

    A) lysine

    B) proline

    C) glycine

    D) histidine

    View Answer play_arrow
  • question_answer71) The electrolyte \[[Co(N{{H}_{3}})Cl]C{{l}_{2}}\] is which of the following type?

    A) \[1:2\]

    B) \[1:3\]

    C) \[2:3\]

    D) \[4:1\]

    View Answer play_arrow
  • question_answer72) In heterogeneous catalysis which of the following process takes place?

    A) Absorption

    B) Hydration

    C) Adsorption

    D) Intermediate compound

    View Answer play_arrow
  • question_answer73) An ideal solution is obtained by mixing\[C{{H}_{3}}CHB{{r}_{2}}\]and \[C{{H}_{2}}Br-C{{H}_{2}}Br\] in the ratio \[2:1,{{P}^{o}}_{C{{H}_{3}}CHBr}=173,\,{{P}^{o}}_{C{{H}_{2}}BrC{{H}_{2}}Br}=127\]

    A) \[158\]

    B) \[257\]

    C) \[137\]

    D) \[197\]

    View Answer play_arrow
  • question_answer74) For the reaction,\[{{N}_{2}}+3{{H}_{2}}\rightleftharpoons 2N{{H}_{3}}+heat\]when temperature increases cone. Of

    A) formation of \[N{{H}_{3}}\]increases

    B) formation of \[N{{H}_{3}}\] decreases

    C) concentration of \[{{N}_{2}}\] decreases

    D) concentration of \[{{H}_{2}}\] decreases

    View Answer play_arrow
  • question_answer75) Carbon-oxygen bond length of \[C{{H}_{2}}O(I);\]\[C{{H}_{2}}\text{O(II)}\]and \[C{{H}_{3}}OH(III)\]is in the order

    A) \[I>II>III\]

    B) \[II>I>III\]

    C) \[III>II>I\]

    D) \[III>I>II\]

    View Answer play_arrow
  • question_answer76) In the table

    Proton Electron Charge
    23 X +3
    46 43 Y
    X and y are

    A) \[20,-3\]

    B) \[20,+3\]

    C) \[26,-3\]

    D) none of these

    View Answer play_arrow
  • question_answer77) Which of the following is true for polypropylene?

    A) Propylene, condensation polymer

    B) Propylene, addition polymer

    C) Propylene, ammonic polymers

    D) Propylene, cationic ammonic polymerase

    View Answer play_arrow
  • question_answer78) The total number of orbital up to \[n=4\] are

    A) \[2\]

    B) \[16\]

    C) \[32\]

    D) \[30\]

    View Answer play_arrow
  • question_answer79) Coordination number of a body centred cubic is

    A) \[6\]

    B) \[8\]

    C) \[10\]

    D) \[12\]

    View Answer play_arrow
  • question_answer80) x mole of \[BaC{{O}_{3}}\]are soluble in 1 L then x is related to its solubility product by the expression

    A) \[x={{K}_{sp}}\]

    B) \[{{x}^{2}}=\sqrt{{{K}_{sp}}}\]

    C) \[x=\sqrt{{{K}_{sp}}}\]

    D) \[x=\frac{{{K}_{sp}}}{2}\]

    View Answer play_arrow
  • question_answer81) Which of the following do not have \[s{{p}^{2}}\]hybridised carbon?

    A) \[HCHO\]

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

    C) \[HCOOH\]

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

    View Answer play_arrow
  • question_answer82) Isopigknic solution are those which have

    A) same vapour pressure

    B) same concentration

    C) same density

    D) same osmotic pressure

    View Answer play_arrow
  • question_answer83) Which of the following is a superoxide?

    A) \[N{{a}_{2}}{{O}_{2}}\]

    B) \[K{{O}_{2}}\]

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

    D) \[{{C}_{3}}{{O}_{2}}\]

    View Answer play_arrow
  • question_answer84) The total number of isomers in \[{{C}_{6}}{{H}_{3}}C{{l}_{3}}\]

    A) two

    B) three

    C) four

    D) five

    View Answer play_arrow
  • question_answer85) In the reaction of \[NaH\] with water which of the following is present?

    A) \[Na{{O}^{-}}\]

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

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

    D) \[N{{a}^{-}}\]

    View Answer play_arrow
  • question_answer86) NaH contains how many covalent bonds?

    A) Zero

    B) Two

    C) One

    D) Three

    View Answer play_arrow
  • question_answer87) \[{{S}_{g}}\] and \[{{S}_{x}}\] are

    A) isotopes

    B) isotones

    C) allotropes

    D) isobars

    View Answer play_arrow
  • question_answer88) The total number of lone pair of \[Cl{{F}_{3}}\] are

    A) \[2\]

    B) \[9\]

    C) \[11\]

    D) \[15\]

    View Answer play_arrow
  • question_answer89) For the reaction between \[KMn{{O}_{4}}\]and\[~{{H}_{2}}{{O}_{2}}\] the number of electrons transferred per mol of \[~{{H}_{2}}{{O}_{2}}\] are

    A) one

    B) two

    C) three

    D) four

    View Answer play_arrow
  • question_answer90) What will be the resultant pH when \[200Ml\]of an aqueous solution of \[HCl\]\[(pH=12)\] is mixed with 300 mL of an aqueous solution of\[NaOH\] \[(pH=12)\]?

    A) \[10\]

    B) \[11\]

    C) \[12\]

    D) \[14\]

    View Answer play_arrow
  • question_answer91) Term Ecosystem development to ecological succession was given by

    A) Odum

    B) Clements

    C) R. Mishra

    D) Blackmans

    View Answer play_arrow
  • question_answer92) Root cap is absent in

    A) xerophytes

    B) mesophytes

    C) hydrophytes

    D) halophytes

    View Answer play_arrow
  • question_answer93) Van Mahotsav was started by

    A) K. M. Munshi

    B) Sunder Lal Bahuguna

    C) Binova Bhave

    D) J. L. Nehru

    View Answer play_arrow
  • question_answer94) Zoochlorellae is an example of

    A) mutualism

    B) protocooperation

    C) parasitism

    D) predadon

    View Answer play_arrow
  • question_answer95) Pollution caused by persistent pesticides is relatively more hazardous to which type of organisms?

    A) Herbivores

    B) First level carnivores

    C) Producers

    D) Top carnivores

    View Answer play_arrow
  • question_answer96) First man made cereal (i.e., Triticale) is

    A) octaploid

    B) hexaploid

    C) both (a) and (b)

    D) diploid

    View Answer play_arrow
  • question_answer97) First hormone produced artificially by culturing bacteria is

    A) insulin

    B) thyroxine

    C) testosterone

    D) adrenaline

    View Answer play_arrow
  • question_answer98) The dried fruit used for making musical instruments is

    A) snake gourd

    B) bitter gourd

    C) bottle gourd

    D) all of these

    View Answer play_arrow
  • question_answer99) Inflorescence axis is called

    A) rachis

    B) pedicel

    C) petiole

    D) peduncle

    View Answer play_arrow
  • question_answer100) Triploid tissue in angiosperms is

    A) nucellus

    B) endosperm

    C) endothelium

    D) tapetum

    View Answer play_arrow
  • question_answer101) Ramenta are characteristic of

    A) Marchantia

    B) Funaria

    C) Dryopteris

    D) None of these

    View Answer play_arrow
  • question_answer102) Single seeded winged fruit is called

    A) achene

    B) cypsela

    C) samara

    D) caryopsis

    View Answer play_arrow
  • question_answer103) Gynobasic style is characteristic feature of

    A) Malvaceae

    B) Lamiaceae

    C) Ranunculaceae

    D) Brassicaceae

    View Answer play_arrow
  • question_answer104) Source of kelp is

    A) green algae

    B) blue-green algae

    C) brown algae

    D) red algae

    View Answer play_arrow
  • question_answer105) Which is not present in moss sporophyte?

    A) Elaters

    B) Foot

    C) Seta

    D) Columella

    View Answer play_arrow
  • question_answer106) Tapetal cells are characterized by

    A) mitotic division

    B) meiotic division

    C) endomitosis

    D) endomitosis as well as endopolyploidy

    View Answer play_arrow
  • question_answer107) Saffron is obtained from

    A) flowers of Crocus

    B) styles and stigma of Crocus

    C) flowers of Carthamus

    D) seeds of Carthamus

    View Answer play_arrow
  • question_answer108) Best material for demonstrating streaming movements of protoplasm within living cells is

    A) onion peelings

    B) staminal hair of Tradescantia

    C) sensitive plant

    D) pith cells

    View Answer play_arrow
  • question_answer109) Nutation is shown by

    A) root

    B) stem

    C) tendril

    D) none of these

    View Answer play_arrow
  • question_answer110) Short day plant is

    A) Xanthium

    B) Pisum

    C) Cucumis

    D) Avena

    View Answer play_arrow
  • question_answer111) A hormone delaying senescence is

    A) auxin

    B) cytoldnin

    C) ethylene

    D) gibberellins

    View Answer play_arrow
  • question_answer112) Anemophily type of pollination is found in

    A) Salvia

    B) bottle brush

    C) Vallisneria

    D) coconut

    View Answer play_arrow
  • question_answer113) The outermost layer of maize endosperm is known as

    A) perisperm

    B) aleurone

    C) tapetum

    D) endothelium

    View Answer play_arrow
  • question_answer114) The net gain of ATP molecules in glycolysis is

    A) 8

    B) 2

    C) 4

    D) 0

    View Answer play_arrow
  • question_answer115) Maximum number ofATP is obtained from

    A) glucose

    B) palmitic acid

    C) malic acid

    D) P-amino acid

    View Answer play_arrow
  • question_answer116) Which of the following cell do no fYespire?

    A) Epidermal cell

    B) Cork cell

    C) RBC

    D) Sieve tube cell

    View Answer play_arrow
  • question_answer117) PS-I and PS-II were discovered by

    A) Robert Emerson

    B) Blackman

    C) Robert Mayer

    D) Arnon

    View Answer play_arrow
  • question_answer118) Maximum \[C{{O}_{2}}\] fixation is done by

    A) green plants

    B) phytoplanktons

    C) zooplanktons

    D) bacteria

    View Answer play_arrow
  • question_answer119) Mycorrhiza is an example of

    A) symbiosis

    B) parasitism

    C) saprophytism

    D) none of these

    View Answer play_arrow
  • question_answer120) Stomata can also open at night, present in

    A) xerophytes

    B) gametophytes

    C) hydrophytes

    D) none of these

    View Answer play_arrow
  • question_answer121) Which of the following is a macronutrient?

    A) Mo

    B) Ca

    C) Zn

    D) Mn

    View Answer play_arrow
  • question_answer122) Intercalary meristem results in

    A) secondary growth

    B) primary growth

    C) apical growth

    D) secondary growth

    View Answer play_arrow
  • question_answer123) Bulliform cells found in

    A) seeds of sunflower

    B) leaf of wheat

    C) pod of pea

    D) tuber of potato

    View Answer play_arrow
  • question_answer124) Complementary cells are associated with

    A) lenticels

    B) hydathodes

    C) rhytidome

    D) bark

    View Answer play_arrow
  • question_answer125) Jaculators are present in

    A) ruellia

    B) ecballium

    C) impatiens

    D) none of these

    View Answer play_arrow
  • question_answer126) Which is soluble RNA?

    A) HnRNA

    B) rRNA

    C) mRNA

    D) tRNA

    View Answer play_arrow
  • question_answer127) Export firm of the body is

    A) Golgi bodies

    B) ER

    C) Nucleus

    D) Mitochondria

    View Answer play_arrow
  • question_answer128) Characteristic of meiosis is

    A) two nuclear and two chromosome divisions

    B) two nuclear and one chromosome division

    C) one nuclear and two chromosome division

    D) one nuclear and one chromosome division

    View Answer play_arrow
  • question_answer129) Colchicine arrests which of the following stage of cell division?

    A) Prophase

    B) Anaphase

    C) Telophase

    D) Metaphase

    View Answer play_arrow
  • question_answer130) The endosperm in gymnosperms is

    A) haploid

    B) diploid

    C) triploid

    D) polyploidy

    View Answer play_arrow
  • question_answer131) Transfusion tissue is present in the leaves of

    A) Dryopteris

    B) Cycas

    C) Pinus

    D) Both (b) and (c)

    View Answer play_arrow
  • question_answer132) The 13-celled male gametophyte in Selaginella is

    A) 12-cells of antheridium + 1-prothallial cell

    B) 10-cells of antheridium + 3-prothallial cells

    C) 9-cells of antheridium + 4-prothallial cells

    D) 7-cells of antheridium + 6-prothallial cells

    View Answer play_arrow
  • question_answer133) Stomata in Funaria are found in

    A) capsule

    B) foot

    C) seta

    D) no where

    View Answer play_arrow
  • question_answer134) Gibberellin was first discovered from

    A) algae

    B) fungi

    C) bacteria

    D) roots of higher plants

    View Answer play_arrow
  • question_answer135) Heterocysts are found in

    A) Cyanophyceae

    B) Chlorophyceae

    C) Pheophyceae

    D) Rhodophyceae

    View Answer play_arrow
  • question_answer136) Study of reptiles is known as

    A) Serpentology

    B) Herpetology

    C) Icthyology

    D) None of these

    View Answer play_arrow
  • question_answer137) Who wrote the book Genetics and origin of species?

    A) A.I. Oparin

    B) Th. Dobzhansky

    C) Joseph Hooker

    D) Charles Darwin

    View Answer play_arrow
  • question_answer138) The bond present between two carbohydrates molecules is

    A) amide

    B) hydrogen

    C) glycosidic

    D) phosphodiester

    View Answer play_arrow
  • question_answer139) The idea that life originates from pre-existing life is referred as

    A) biogenesis theory

    B) special creation theory

    C) abiogenesis theory

    D) extraterrestrial theory

    View Answer play_arrow
  • question_answer140) Interferons were discovered by

    A) Zinder and Lederberg

    B) Isaacs and Lindemann

    C) Safferman and Morris

    D) Temin

    View Answer play_arrow
  • question_answer141) Wings of birds and butterflies are

    A) homologous organs

    B) analogous organs

    C) vestigial organs

    D) grafted organs

    View Answer play_arrow
  • question_answer142) Genetic drift operates in

    A) large isolated population

    B) small isolated population

    C) fast reproductive population

    D) slow reproductive population

    View Answer play_arrow
  • question_answer143) The modern man differs from the apes in

    A) protruding eyes

    B) spare body hair

    C) wearing of clothes

    D) arms shorter than legs

    View Answer play_arrow
  • question_answer144) An animal without anus is

    A) Unio

    B) Pheretima

    C) Fasciola

    D) Periplaneta

    View Answer play_arrow
  • question_answer145) Identify a deuterostome

    A) Leucosolenia

    B) Dentalium

    C) Dugesia

    D) Ophiothrix

    View Answer play_arrow
  • question_answer146) Arms are absent in

    A) sea urchin

    B) sea cucumber

    C) both (a) and (b)

    D) none of the above

    View Answer play_arrow
  • question_answer147) Isinglass, a type of byproduct of fish industry, is principally used for

    A) production of insulin

    B) feeding cattle, pig and poultry

    C) preparation of paints and varnishes

    D) clarification vinegar, wines and beer

    View Answer play_arrow
  • question_answer148) Which of the following is an egg-laying mammal?

    A) Whale

    B) Penguin

    C) Platypus

    D) Kangaroo

    View Answer play_arrow
  • question_answer149) Barr body of a mammal represents

    A) all heterochromatin in female cells

    B) all heterochromatin in male and female cells

    C) the Y-chromosome in the somatic cells of male

    D) one of the two X-chromosomes in somatic cells of female

    View Answer play_arrow
  • question_answer150) A plasmid

    A) cannot replicate

    B) can replicate independently

    C) shows independent assortment

    D) lies together with chromosomes

    View Answer play_arrow
  • question_answer151) Which of the following acts as middle man of the body?

    A) Plasma

    B) Lymph

    C) WBC

    D) RBC

    View Answer play_arrow
  • question_answer152) Example of embryonic connective tissue is

    A) Wolmans jelly

    B) Whartons jelly

    C) Wrights jelly

    D) None of these

    View Answer play_arrow
  • question_answer153) The rupture of urinary bladder is prevented by

    A) pseudo stratified epithelium

    B) stratified columnar epithelium

    C) stratified cuboidal epithelium

    D) transitional epithelium

    View Answer play_arrow
  • question_answer154) Which one of the following is present in the integument of frog, but not in mammals?

    A) Dermis

    B) Mucous gland

    C) Sweat glands

    D) Stratum germinativum

    View Answer play_arrow
  • question_answer155) A sesamoid bone is

    A) palatins

    B) pterygoid

    C) patella

    D) presphenoid

    View Answer play_arrow
  • question_answer156) An acromian process is characteristically found in

    A) skull of frog

    B) sperm of mammals

    C) pelvic girdle of mammals

    D) pectoral girdle of mammals

    View Answer play_arrow
  • question_answer157) Diastema is associated with

    A) organ of Corti

    B) retinal cells

    C) presence of certain teeth

    D) absence of certain teeth

    View Answer play_arrow
  • question_answer158) Which amino acid is denoted by symbol F?

    A) Phenylalanine

    B) Proline

    C) Tryptophan

    D) Methionine

    View Answer play_arrow
  • question_answer159) Medium in which pepsin is active?

    A) Neutral

    B) Alkaline

    C) Acidic

    D) Isotonic

    View Answer play_arrow
  • question_answer160) Vitamin-D is produced in human body by

    A) skin

    B) nerves

    C) muscles

    D) none of these

    View Answer play_arrow
  • question_answer161) Booklungs are respiratory organs in

    A) scorpion

    B) prawn

    C) snail

    D) cockroach

    View Answer play_arrow
  • question_answer162) Lungs have a large number of narrow tubes called

    A) alveoli

    B) bronchi

    C) bronchioles

    D) tracheae

    View Answer play_arrow
  • question_answer163) Pylangium in frog is found in

    A) conus arteriosus

    B) sinus venosus

    C) atrium

    D) ventricle

    View Answer play_arrow
  • question_answer164) Papillary muscles are located in

    A) heart ventricles of rabbit

    B) dermis of mammalian skin

    C) orbits of vertebrate eyes

    D) pylorus of vertebrate stomach

    View Answer play_arrow
  • question_answer165) A heart murmur indicates a defective

    A) bundle of His

    B) heart valves

    C) sinoatrial node

    D) atrio-ventricular node

    View Answer play_arrow
  • question_answer166) A nephron does not have loop of HenIe in

    A) frog

    B) man

    C) rabbit

    D) dog

    View Answer play_arrow
  • question_answer167) Haemodialysis is associated with

    A) liver

    B) spleen

    C) kidney

    D) stomach

    View Answer play_arrow
  • question_answer168) Average pH of human urine is

    A) 6.0

    B) 9.0

    C) 3.0

    D) 7.0

    View Answer play_arrow
  • question_answer169) Node of Ranvier is found in

    A) muscle bundles

    B) dendrite

    C) Right auricle

    D) axon

    View Answer play_arrow
  • question_answer170) Which of the following cranial nerve is present in rabbit but absent in frog?

    A) Glossopharyngeal

    B) Hypoglossal

    C) Olfactory

    D) Optic

    View Answer play_arrow
  • question_answer171) Pecten, a comb-like structure is found in the eye of

    A) fishes

    B) frogs

    C) birds

    D) mammals

    View Answer play_arrow
  • question_answer172) Bony labyrinth contains a fluid called

    A) perilymph

    B) endolymph

    C) haemolymph

    D) lymph

    View Answer play_arrow
  • question_answer173) Columella auris is found in

    A) rabbit

    B) frog

    C) man

    D) all of these

    View Answer play_arrow
  • question_answer174) Static equilibrium is maintained by

    A) utriculus

    B) sacculus

    C) both (a) and (b)

    D) semicircular canals

    View Answer play_arrow
  • question_answer175) Which hormone produces calorigenic effect?

    A) Thyroxine

    B) FSH

    C) Insulin

    D) All of these

    View Answer play_arrow
  • question_answer176) Treatment with alloxan destroys

    A) STH cells

    B) alpha cells of islets of Langerhans

    C) beta cells of islets of Langerhans

    D) cells of Leydig

    View Answer play_arrow
  • question_answer177) Hassalls corpuscles are found in

    A) thymus gland

    B) adrenal gland

    C) spleen

    D) parathyroid gland

    View Answer play_arrow
  • question_answer178) Bartholins glands of female correspond to which glands in male?

    A) Cowpers glands

    B) Inguinal glands

    C) Rectal glands

    D) Prostate glands

    View Answer play_arrow
  • question_answer179) Corpus spongiosum is found in

    A) ovary

    B) penis

    C) testis

    D) uterine wall

    View Answer play_arrow
  • question_answer180) Cytoplasm of ovum does not contain

    A) Golgi complex

    B) centrosomes

    C) mitochondria

    D) ribosomes

    View Answer play_arrow

   

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

Free
Videos