Solved papers for Haryana PMT Haryana PMT Solved Paper-2009

done Haryana PMT Solved Paper-2009

  • question_answer1) Interference may be seen using two independent

    A) sodium lamps

    B) fluorescent tubes

    C) lasers

    D) mercury vapour lamps

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  • question_answer2) The focal lengths of the objective and the eye piece of telescope are 100 cm and 10 cm respectively. The magnification of the telescope when final image is formed at infinity is

    A) 0.1

    B) 10

    C) 100

    D) \[\infty \]

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  • question_answer3) An electromagnetic wave has

    A) electric vector only

    B) magnetic vector only

    C) electric and magnetic vectors perpendicular to each other

    D) neither the electric vector nor the magnetic vector

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  • question_answer4) 160W-60V lamp is connected at 60 V DC supply. The number of electrons passing through the lamp in 1 min is

    A) \[{{10}^{19}}\]

    B) \[{{10}^{21}}\]

    C) \[1.6\times {{10}^{19}}\]

    D) \[1.4\times {{10}^{20}}\]

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  • question_answer5) If a current is allowed to pass through a circuit consisting of two dissimilar metals, there is either evolution or absorption of heat at the junction, depending upon the direction of the current. The effect is known as

    A) See back effect

    B) Joule effect

    C) Peltier effect

    D) Thomson effect

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  • question_answer6) The energy of an X-ray photon of wavelength\[1\overset{\text{0}}{\mathop{\text{A}}}\,\,\text{is}\,\text{(h=6}\text{.6 }\!\!\times\!\!\text{ 1}{{\text{0}}^{\text{34}}}\text{J-s)}\]

    A) 24.6 keV

    B) 6.1 keV

    C) 12.3 keV

    D) 1.2 keV

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  • question_answer7) Gravitational field is

    A) conservative

    B) non-conservative

    C) electromagnetic

    D) magnetic

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  • question_answer8) According to Maxwells law of distribution of velocities of molecules, the most probable velocity is

    A) greater than the mean velocity

    B) equal to the mean velocity

    C) equal to the root mean square velocity

    D) less than the root mean square velocity

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  • question_answer9) The photons in a radio wave of wavelength \[3\times {{10}^{4}}cm\] have energy

    A) \[6.62\times {{10}^{-}}^{10}J\]

    B) \[19.86\times {{10}^{-}}^{24}J\]

    C) \[6.62\times {{10}^{-}}^{28}J\]

    D) \[2.2\times {{10}^{-}}^{35}J\]

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  • question_answer10) According to Bohrs theory of hydrogen atom, for the electron in the \[{{n}^{th}}\] allowed orbit the (i) linear momentum is proportional to 1/\[n\] (ii) radius is proportional to \[n\] (iii) kinetic energy is proportional to 1/\[n\]2 (iv) angular momentum is proportional to \[n\] Choose the correct option from the codes given below:

    A) (i), (iii), (iv)

    B) (i)

    C) (i), (ii)

    D) (iii)

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  • question_answer11) In the circuit shown the equivalent resistance between A and B is

    A) 27 \[\Omega \]

    B) 18 \[\Omega \]

    C) 90\[\Omega \]

    D) 3\[\Omega \]

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  • question_answer12) When two sinusoidal waves moving at right angle to each other superimpose, they produce

    A) beats

    B) interference

    C) stationary waves

    D) Lissajous figure

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  • question_answer13) Each of the properties if sound in List-1 primarily depends on one .f the quantities in List-11. Select the correct answer (matching List-1 with List-11) as per code given below the lists:

    List-I List-II
    (A) Loudness (1) Waveform
    (B) Pitch (2) Frequency
    (C) Quality (3) Intensity
    Codes:

    A) A-1 B-2 3

    B) A-3 B-2 1

    C) A-2 B- 3 1

    D) A-2 B- 1 3

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  • question_answer14) One of the causes of the breadth of the spectral lines is

    A) Dopplers effect

    B) dispersion

    C) reflection

    D) refraction

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  • question_answer15) In a stationary wave represented by \[\text{Y=2acoskxsin }\!\!\omega\!\!\text{ t}\]the intensity at a certain point is maximum when

    A) \[\cos kx\] is maximum

    B) \[\cos kx\] is minimum

    C) sin \[\omega t\] is maximum

    D) sin \[\omega t\] is minimum

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  • question_answer16) If a big drop of water is broken into smaller drops the surface energy

    A) increases

    B) decreases

    C) remains unchanged

    D) can increase as well as decrease

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  • question_answer17) Consider the mechanical vibrating systems shown in figures A, B, C and D

    The vibrations are simple harmonic in

    A) A, C

    B) A, B, C

    C) B, D

    D) A, B, C, D

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  • question_answer18) If the differential equation given by \[\frac{{{d}^{2}}y}{d{{t}^{2}}}+\,2K\frac{dy}{dt}+\,{{\omega }^{2}}y={{F}_{0}}\sin pt\]describes the oscillatory motion of body in a dissipative medium under the influence of a periodic force, then the state of maximum amplitude of the oscillation is a measure of

    A) free vibration

    B) damped vibration

    C) forced vibration

    D) resonance

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  • question_answer19) A grating which would be most suitable for constructing a spectrometer for the visible and ultraviolet region, should have

    A) 100 lines/cm

    B) 1000 lines/cm

    C) 10000 lines/cm

    D) 1000000 lines/cm

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  • question_answer20) Damping on sharpness of resonance has

    A) no effect

    B) more damping, sharper resonance

    C) less damping, sharper resonance

    D) less damping, less sharp resonance

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  • question_answer21) A superconducting material is

    A) ferromagnetic

    B) ferroelectric

    C) diamagnetic

    D) paramagnetic

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  • question_answer22) If the free electron density be n and relaxation time be t, the electrical conductivity of a conductor may be expressed as

    A) \[\frac{ne\tau }{{{m}_{e}}}\]

    B) \[\frac{n{{e}^{2}}\tau }{{{m}_{e}}}\]

    C) \[\frac{n{{e}^{2}}}{\tau {{m}_{e}}}\]

    D) \[\frac{{{m}_{e}}{{e}^{2}}\tau }{n}\]

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  • question_answer23) The spacing between the principal planes of a crystal is \[4\overset{\text{o}}{\mathop{\text{A}}}\,\]. It is found that first order bragg reflection of a beam of monochromatic X-rays occurs at an angle of 30°. The wavelength of X-rays is

    A) \[4\overset{\text{o}}{\mathop{\text{A}}}\,\]                                    

    B) \[2\overset{\text{o}}{\mathop{\text{A}}}\,\]

    C) \[1\overset{\text{o}}{\mathop{\text{A}}}\,\]                         

    D) \[1.5\overset{\text{o}}{\mathop{\text{A}}}\,\]

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  • question_answer24) An ideal gas is allowed to expand freely against a vacuum in a rigid insulated container. The gas undergoes

    A) an increase in its internal energy

    B) a decrease in its internal energy

    C) neither an increase nor a decrease in its temperature or internal energy

    D) a decrease in temperature

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  • question_answer25) The relation between electric field vector \[\overrightarrow{\text{E,}}\] the displacement vector \[\overrightarrow{D,}\] and the polarization vector \[\overrightarrow{P,}\] for a dielectric placed in electric field \[\overrightarrow{E,}\] is given by

    A) \[\overrightarrow{\text{P}}={{\text{ }\!\!\varepsilon\!\!\text{ }}_{\text{0}}}\overrightarrow{\text{E}}\text{+}\overrightarrow{\text{D}}\]

    B) \[\overrightarrow{\text{P}}=\overrightarrow{\text{D}}\text{+}\overrightarrow{\text{E}}\]

    C) \[\overrightarrow{\text{D}}={{\text{ }\!\!\varepsilon\!\!\text{ }}_{\text{0}}}\overrightarrow{\text{E}}\text{+}\overrightarrow{\text{P}}\]

    D) \[\overrightarrow{\text{E}}\text{+}\overrightarrow{\text{D}}\text{=}\overrightarrow{\text{P}}\]

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  • question_answer26) If Youngs modulus of elasticity Y for a material is one and half times its rigidity coefficient \[n\], the Poisson ratio a will be

    A) \[+\frac{2}{3}\]

    B) \[-\frac{1}{4}\]

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

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

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  • question_answer27) Which one of the following is not a fundamental SI unit?

    A) Ampere

    B) Candela

    C) Newton

    D) Kelvin

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  • question_answer28) The formula for horizontal range of a projectile is \[S=\frac{{{v}^{2}}{{\sin }^{2}}\theta }{2g}\] where v is initial speed, \[\theta \] angle of inclination and g is acceleration due to gravity. The Wheatstone bridge shown in figure can be used to determine the range if the following arrangement is made

    A) Q proportional to \[{{v}^{2}}\] P proportional to g R proportional to \[si{{n}^{2}}\] \[\theta \]

    B) Q proportional to g P proportional to \[{{v}^{2}}\] R proportional to \[si{{n}^{2}}\]\[\theta \]

    C) Q proportional to g P proportional to sin2 \[\theta \] R proportional to \[{{v}^{2}}\]

    D) Q proportional to \[si{{n}^{2}}\] 6 P proportional to \[{{v}^{2}}\] R proportional to g

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  • question_answer29) One Becquerel is defined as

    A) 1 disintegration per sec

    B) \[{{010}^{6}}\] disintegration per sec

    C) \[3.7\times {{10}^{10}}\] disintegration per sec

    D) \[{{10}^{3}}\]disintegration per sec

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  • question_answer30) The shortest wavelength which can be obtained in hydrogen spectrum is \[(R={{10}^{7}}{{m}^{-1}})\]

    A) \[1000\overset{\text{o}}{\mathop{\text{A}}}\,\]

    B) \[800\overset{\text{o}}{\mathop{\text{A}}}\,\]

    C) \[1300\overset{\text{o}}{\mathop{\text{A}}}\,\]

    D) \[2100\overset{\text{o}}{\mathop{\text{A}}}\,\]

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  • question_answer31) In an ideal choke, ratio of its inductance L to its DC resistance R is

    A) infinity

    B) zero

    C) unity

    D) hundred

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  • question_answer32) A transformer is often filled with oil. The oil used should have

    A) low viscosity

    B) high dielectric strength

    C) low boiling point

    D) high thermal conducting

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  • question_answer33) For the circuit shown in figure the potential difference between A and B will be (in volt)

    A) 2

    B) 1.5

    C) 1.0

    D) zero

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  • question_answer34) An electron microscope is superior to an optical microscope in

    A) having better resolving power

    B) being easy to handle

    C) low cost

    D) quickness of observation

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  • question_answer35) A zener diode is used for

    A) rectification

    B) modulation

    C) detection

    D) voltage regulation

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  • question_answer36) A black body at a temperature of \[227{}^\circ C\] radiates heat at the rate of 5 cal cm\[^{-2}{{s}^{-1.}}.\] At a temperature of \[727{}^\circ C\] the rate of heat radiated per unit area in cal cm\[^{-2}{{s}^{-1.}}\] is

    A) 400

    B) 80

    C) 40

    D) 15

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  • question_answer37) With the rise of temperature the resistivity of a semiconductor

    A) remains unchanged

    B) increases

    C) decreases

    D) first increases and then decreases

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  • question_answer38) The terminal velocity of spherical ball of radius a falling through \[a\] viscous liquid is proportional to

    A) \[a\]

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

    C) \[{{a}^{3}}\]

    D) \[{{a}^{-1}}\]

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  • question_answer39) The physical quantity which is not a unit of energy is

    A) volt-coulomb

    B) MeV-sec

    C) henry (ampere)2

    D) ferad-(volt)2

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  • question_answer40) 40. The above figure shows electric field E at a distance r in any direction from the origin O. The electric field E is due to

    A) a charged hollow metallic sphere of radius OP with centre at O

    B) a charged solid metallic sphere of radius OP with centre at O

    C) a uniformly charged non-conducting sphere of radius OP with centre at O

    D) a uniformly charged non-conducting hollow sphere of radius OP with centre at O

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  • question_answer41) 41. Good emitters are good absorbers is a statement concluded from

    A) Newtons law of cooling

    B) Stefans law of radiation

    C) Provosts theory

    D) Kirchhoffs law

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  • question_answer42) 42. In a photoelectric experiment the relation between applied potential difference between cathode and anode V and the photoelectric current I was found to be shown in graph below. If Plancks constant \[h=6.6\times {{10}^{-34}}J-s,\]the frequency of incident radiation would be nearly (in \[{{s}^{-1}}\])

    A) \[0.436\times {{10}^{18}}\]

    B) \[0.436\times {{10}^{17}}\]

    C) \[0.775\times {{10}^{15}}\]

    D) \[0.775\times {{10}^{16}}\]

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  • question_answer43) 43. For hydrogen atom electron in \[{{\text{n}}^{\text{th}}}\] Bohr orbit, the ratio of radius of orbit to its de-Broglie wavelength is

    A) \[\frac{n}{2\pi }\]

    B) \[\frac{{{n}^{2}}}{2\pi }\]

    C) \[\frac{1}{2\pi n}\]

    D) \[\frac{1}{2\pi {{n}^{2}}}\]

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  • question_answer44) 44. If the B-H curves of two samples of P and Q of iron are as shown below, then which one of the following statements is correct?

    A) Both P and Q are suitable for making permanent magnet

    B) P is suitable for making permanent magnet and Q for making electromagnet

    C) P is suitable for making electromagnet and Q is suitable for permanent magnet

    D) Both P and Q are suitable for making electromagnets

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  • question_answer45) 45. A current passing through a coil of self-inductance of 2 mH changes at the rate of 20 mA s-1. The emf induced in the coil is

    A) \[\text{10 }\!\!\mu\!\!\text{ V}\]

    B) \[\text{40 }\!\!\mu\!\!\text{ V}\]

    C) \[\text{10mV}\]

    D) \[\text{10mV}\]

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  • question_answer46) In the electrolytic cell electron flows from

    A) cathode to anode in solution

    B) cathode to anode through external circuit

    C) cathode to anode through internal circuit

    D) anode to cathode through external circuit

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  • question_answer47) In first order reaction, the concentration of reactant decreases from \[800mol\text{ }c{{m}^{-3}}\] to \[50mol\text{ }c{{m}^{-3}}\]in \[2\times {{10}^{4}}s\]. The rate constant is

    A) \[2\times {{10}^{4}}{{s}^{-1}}\]

    B) \[3.45\times {{10}^{-5}}\,{{s}^{-1}}\]

    C) \[1.386\times {{10}^{-4}}\,{{s}^{-1}}\]

    D) \[2\times {{10}^{-4}}{{s}^{-1}}\]

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  • question_answer48) \[{{H}_{3}}B{{O}_{3}}\] is

    A) mono basic acid and weak Lewis acid

    B) mono basic and weak Bronsted acid

    C) mono basic and strong Lewis acid

    D) tri basic and weak Bronsted acid

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  • question_answer49) During depression of freezing point in a solution, the following are in equilibrium

    A) liquid solvent-solid solvent

    B) liquid solute-solid solute

    C) liquid solute-solid solvent

    D) liquid solvent-solid solute

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  • question_answer50) Benzamide on reaction with \[POC{{l}_{3}}\] gives

    A) aniline

    B) chlorobenzene

    C) phenyl amine

    D) phenyl nitrile

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  • question_answer51) The acid having \[O-O\] bond is

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

    B) \[{{H}_{2}}{{S}_{2}}{{O}_{6}}\]

    C) \[{{H}_{2}}{{S}_{2}}{{O}_{8}}\]

    D) \[{{H}_{2}}{{S}_{2}}{{O}_{6}}\]

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  • question_answer52) A sodium salt on treatment with \[MgC{{l}_{2}}\] gives white precipitate on heating. The anion of sodium salt is

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

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

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

    D) \[SO_{4}^{2-}\]

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  • question_answer53) According to molecular orbital theory which is correct statement regarding \[{{O}_{2}}\]?

    A) Paramagnetic and bond order \[<O_{2}^{-}\]

    B) Paramagnetic and bond order \[>O_{2}^{-}\]

    C) Diamagnetic and bond order \[<O_{2}^{-}\]

    D) Diamagnetic and bond order \[>O_{2}^{-}\]

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  • question_answer54) Adsorption of gases on solid surface is exothermic since

    A) enthalpy is positive

    B) entropy is negative

    C) entropy increases

    D) free energy increases

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  • question_answer55) Which of the following is not oxidised by ozone?

    A) \[KI\]

    B) \[FeS{{O}_{4}}\]

    C) \[KMn{{O}_{4}}~\]

    D) \[{{K}_{2}}Mn{{O}_{4}}\]

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  • question_answer56) Which is necessary for conversion of butane-2-one into propanoic acid?

    A) Tollen reagent

    B) Fehling solution

    C) \[NaOH/{{I}_{2}}/{{H}^{+}}\]

    D) \[NaOH/NaI/{{H}^{+}}\]

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  • question_answer57) When phenyl magnesium bromide ^reacted with ethyl alcohol, product is

    A) phenol

    B) r-butyl benzene

    C) benzene

    D) t-butyl phenyl ether

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  • question_answer58) The number of radial nodes of 3s and 2p orbital are

    A) \[2,0\]

    B) \[0,2\]

    C) \[1,2\]

    D) \[2,1\]

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  • question_answer59) The ratio of rates of diffusion of helium and methane under same conditions of temperature and pressure will be

    A) \[4:1\]

    B) \[2:1\]

    C) \[1:1\]

    D) \[1:2\]

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  • question_answer60) A metal nitrate reacts with \[KI\] to give black precipitate which turns to orange on addition of \[KI\]. Metal is

    A) \[H{{g}^{2+}}\]

    B) \[B{{i}^{3+}}\]

    C) \[P{{b}^{2+}}\]

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

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  • question_answer61) 2-acetoxy benzoic acid is

    A) antiseptic

    B) antibiotic

    C) dye

    D) aspirin

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  • question_answer62) Silica is soluble in

    A) \[HCl\]

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

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

    D) \[HF\]

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  • question_answer63) The use of alums in purifying muddy water involves

    A) absorption

    B) adsorption

    C) dialysis

    D) coagulation

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  • question_answer64) Which type of metal form effective catalyst?

    A) Alkali metal

    B) Transition metal

    C) Alkaline earth metal

    D) Radioactive metal

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  • question_answer65) The rusting of iron is catalysed by

    A) \[Fe\]

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

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

    D) \[Zn\]

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  • question_answer66) IUPAC name of the following compound is\[\underset{CN}{\mathop{\underset{|}{\mathop{C}}\,}}\,{{H}_{2}}-\underset{CN}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-\underset{CN}{\mathop{\underset{|}{\mathop{C}}\,}}\,{{H}_{2}}\]

    A) 1,2,3,-tricyanopropane

    B) 1,2,3-cyanopropane

    C) 1,2, 3-propanetrinitrile

    D) 3-cyano-l, 5-dinitrile

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  • question_answer67) Standard free energy change for an equilibrium is zero, the value of \[{{K}_{p}}\] is

    A) zero

    B) \[1\]

    C) \[2\]

    D) \[100\]

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  • question_answer68) Hydrolysis of \[PC{{l}_{5}}\] gives

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

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

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

    D) \[{{H}_{3}}P{{O}_{4}}\]

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  • question_answer69) Which is responsible for green house effect?

    A) Methane

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

    C) \[CO\]

    D) \[{{N}_{2}}\]

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  • question_answer70) In solid \[CuS{{O}_{4}}\]. \[5{{H}_{2}}O\] copper is coordinated to number of water molecules

    A) \[5\]

    B) \[4\]

    C) \[1\]

    D) \[2\]

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  • question_answer71) Most stable carbonium ion is

    A) \[p-N{{O}_{2}}-{{C}_{6}}{{H}_{4}}-CH_{2}^{+}\]

    B) \[{{C}_{6}}{{H}_{5}}CH_{2}^{+}\]

    C) \[p-Cl-{{C}_{6}}{{H}_{4}}-CH_{2}^{+}\]

    D) \[p-C{{H}_{3}}O-{{C}_{6}}{{H}_{4}}-CH_{2}^{+}\]

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  • question_answer72) \[0.2\text{ }molal\]acid HX ionises \[20%\]. \[{{k}_{f}}\]for acid is \[1.86\]\[molalit{{y}^{-1}}\]. Freezing point is

    A) \[-0.45\]

    B) \[-0.50\]

    C) \[-0.31\]

    D) \[-0.53\]

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  • question_answer73) Natural rubber is polymer of

    A) trans -isoprene

    B) cis-isoprene

    C) mixture of cis and trans-isoprene

    D) None of the above

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  • question_answer74) The most stable conformation of n-butane is

    A) skew

    B) eclipsed

    C) staggered

    D) None of these

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  • question_answer75) Antidote for carbon monoxide is

    A) carborundum

    B) carbogen

    C) carbonic acid

    D) pure oxygen

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  • question_answer76) Among the following, the molecule with highest dipole moment is

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

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

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

    D) \[CC{{l}_{4}}\]

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  • question_answer77) Which are isoelectronic and is structural?

    A) \[NO_{3}^{-},CO_{3}^{2-}\]

    B) \[S{{O}_{3}},NO_{3}^{-}\]

    C) \[ClO_{3}^{-},CO_{3}^{2-}\]

    D) \[CO_{3}^{2-},S{{O}_{3}}\]

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  • question_answer78) The species having tetrahedral shape is

    A) \[{{[PdC{{l}_{4}}]}^{2-}}\]

    B) \[[Ni(CN)]_{4}^{2-}\]

    C) \[{{[Pd{{(CN)}_{4}}]}^{2-}}\]

    D) \[{{[NiC{{l}_{4}}]}^{2-}}\]

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  • question_answer79) Total number of lone pairs of electrons on Xe in \[XeO{{F}_{4}}\]is

    A) \[0\]

    B) \[1\]

    C) \[2\]

    D) \[3\]

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  • question_answer80) The number of nodal planes in \[{{p}_{x}}\]. orbital is

    A) \[1\]

    B) \[2\]

    C) \[3\]

    D) \[0\]

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  • question_answer81) Which has the highest nucleophilicity?

    A) \[{{F}^{-}}\]

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

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

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

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  • question_answer82) Which will exhibit geometrical isomerism?

    A) 3-phenyl-l-butene

    B) 1-phenyl-2-butene

    C) 2-phenyl-l-butene

    D) 1, 1-diphenyl-l-propene

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  • question_answer83) Which is the most thermodynamically stable allotropic form of phosphorus?

    A) Red

    B) White

    C) Black

    D) Yellow

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  • question_answer84) When \[Pb{{O}_{2}}\] reacts with cone \[HN{{O}_{3}}\], the gas evolved is

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

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

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

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

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  • question_answer85) In which crystal alternate tetrahedral voids are occupied?

    A) \[NaCl\]

    B) \[Ca{{F}_{2}}\]

    C) \[ZnS\]

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

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  • question_answer86) In thermodynamics, a process is called reversible when

    A) surrounding and system change into each other

    B) there is no boundary between system and surrounding

    C) the surrounding are always in equilibrium with the system

    D) the system changes into surrounding spontaneously

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  • question_answer87) In the standardisation of \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}\]using \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\]by iodometry, the equivalent weight of \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\] is

    A) \[\frac{molecular\text{ }weight}{2}\]

    B) \[\frac{molecular\text{ }weight}{6}\]

    C) \[\frac{molecular\text{ }weight}{3}\]

    D) same as molecular weight

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  • question_answer88) The correct order of first ionisatibn potential is

    A) \[K>Na>Li\]

    B) \[Be>Mg>Ca\]

    C) \[B>C>N\]

    D) \[Ge>Si>C\]

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  • question_answer89) The slag formed in extraction of copper is

    A) \[CuFe{{S}_{2}}\]

    B) \[C{{u}_{2}}O+FeS\]

    C) \[C{{u}_{2}}S+FeO\]

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

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  • question_answer90) The root mean square velocity of ideal gas at constant pressure varies with density as

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

    B) \[d\]

    C) \[\sqrt{d}\]

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

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  • question_answer91) Insectivorous plant grow generally in soil that are deficient in

    A) water

    B) nitrogen

    C) potassium

    D) calcium

    View Answer play_arrow
  • question_answer92) While entering in the neck of a fern archegonium, sperm shows

    A) phototaxy

    B) chemotaxy

    C) thermotaxy

    D) cyclosis

    View Answer play_arrow
  • question_answer93) Plants which flower only once in their life are termed as

    A) monochlamydous

    B) monocious

    C) monocarpic

    D) monosomic

    View Answer play_arrow
  • question_answer94) Triticum vulgare has been found to be presently evolved as

    A) diploid

    B) tetraploid

    C) pentaploid

    D) hexaploid

    View Answer play_arrow
  • question_answer95) Which of the following clogs the cavity of the xylem vessels ?

    A) Tyiosis

    B) Cystolith

    C) Hydathode

    D) Raphide

    View Answer play_arrow
  • question_answer96) Which of the following has multiflagellate sperms?

    A) Equisetum

    B) Riccia

    C) Lycopodium

    D) Anthoceros

    View Answer play_arrow
  • question_answer97) Which of the following is known as bog moss?

    A) Polytrichum

    B) Funaria

    C) Sphagnum

    D) Porella

    View Answer play_arrow
  • question_answer98) Which of the following is known as bog moss?

    A) Pinus

    B) Rhynia

    C) Gnetum

    D) Ginkgo

    View Answer play_arrow
  • question_answer99) Which of following is connecting link between glycolysis and Krebs cycle?

    A) Pyruvic acid

    B) Isocitric acid

    C) Acetyle Co-A

    D) Phosphoglyceric acid

    View Answer play_arrow
  • question_answer100) The respirator) process of yeast is

    A) rarely anaerobic

    B) anaerobic

    C) purely aerobic

    D) Both (a) and (b)

    View Answer play_arrow
  • question_answer101) Which of the following is important source of edible protein ?

    A) Spirogyra

    B) Porphyra

    C) Spirulina

    D) Cephaleuros

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  • question_answer102) The male gametophyte in angiosperm is reduced to

    A) one cell

    B) two cells

    C) three cells

    D) four cells

    View Answer play_arrow
  • question_answer103) Recently discovered anti-cancer drug is obtained from

    A) Taxus

    B) Tagetes

    C) Tamarix

    D) Thea

    View Answer play_arrow
  • question_answer104) The plant hormone produced by Rhizobium for nodulation is

    A) IBA

    B) NAA

    C) 2,4-D

    D) IAA

    View Answer play_arrow
  • question_answer105) The tunica-corpus theory was proposed by

    A) Hofmeister

    B) Nageli

    C) Strasburger

    D) Schmidt

    View Answer play_arrow
  • question_answer106) The part of castor seed that yields oil is

    A) cotyledon

    B) caruncle

    C) endosperm

    D) nucellus

    View Answer play_arrow
  • question_answer107) The character found only in halophytes is

    A) sunken stomata

    B) vivipary

    C) velamen tissue

    D) heterophylly

    View Answer play_arrow
  • question_answer108) A hyaline bisexual and self-fertilized flower that does not open at all is

    A) chasmogamaus

    B) apogamous

    C) cleistogamous

    D) polygamous

    View Answer play_arrow
  • question_answer109) Modification of petiole into leaf like structure is called

    A) cladode

    B) phylloclade

    C) phyllode

    D) pistillode

    View Answer play_arrow
  • question_answer110) Which one of the following is a pseudocarp?

    A) Apple

    B) Guava

    C) Tomato

    D) Banana

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  • question_answer111) The part of the flower of Crocus that yields saffron is

    A) calyx

    B) corolla

    C) perianth

    D) style and stigma

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  • question_answer112) Largest moss is

    A) Pogonatum

    B) Funaria

    C) Dawsonia

    D) Polytrichum

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  • question_answer113) Oil is reserve food in

    A) Chlamydomonas

    B) Oedogonium

    C) Vaucheria

    D) Chara

    View Answer play_arrow
  • question_answer114) Which of the following statement is correct?

    A) Viruses are obligate parasites

    B) All fungi are pathogenic

    C) All algae are eukaryotes

    D) Bacteria are always harmful to mankind

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  • question_answer115) Late blight of potato is caused by

    A) Cystopus

    B) Phytophthora

    C) Alternaria

    D) Ustilago

    View Answer play_arrow
  • question_answer116) Viruses contain

    A) only RNA

    B) only DNA

    C) either DNA or RNA

    D) neither DNA nor RNA

    View Answer play_arrow
  • question_answer117) The fungus without mycelium is

    A) Puccmia

    B) Phytophthora

    C) Rhizopus

    D) Saccharomyces

    View Answer play_arrow
  • question_answer118) A T-series bacteriophage can be recognized by its

    A) tadpole shape

    B) rounded shape

    C) irregular shape

    D) rhomboidal shape

    View Answer play_arrow
  • question_answer119) In gymnosperms, the seeds are naked because they lack

    A) integument

    B) nucellus

    C) pericarp

    D) perianth

    View Answer play_arrow
  • question_answer120) The smallest free living organism is

    A) virus

    B) mycoplasma

    C) diatom

    D) cyano bacterium

    View Answer play_arrow
  • question_answer121) Name the fungus that is edible

    A) Penidllium

    B) Mucor

    C) Rhizopus

    D) Morchella

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  • question_answer122) Characters of both conifers and cycads are found in

    A) Ginkgo

    B) Ephedra

    C) Cupressus

    D) Tsuga

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  • question_answer123) Cork is obtained from

    A) Quercus suber

    B) Pinus roxburghii

    C) Cedrus deodara

    D) Mangifera indica

    View Answer play_arrow
  • question_answer124) The number of ATP molecules required to initiate (3-oxidation is

    A) 1

    B) 2

    C) 3

    D) 4

    View Answer play_arrow
  • question_answer125) Sprouting of potato under storage condition can be prevented by

    A) auxin

    B) gibberellin

    C) ethylene

    D) cytokinin

    View Answer play_arrow
  • question_answer126) The components of PS-I are located on the

    A) stroma

    B) stroma thylakoid

    C) granum thylakoid

    D) outer surface of stromal and granal thylakoid

    View Answer play_arrow
  • question_answer127) Photolysis of water during photosynthesis occurs with the help of

    A) PS-II

    B) PS-I

    C) ferredoxin

    D) cytochrome

    View Answer play_arrow
  • question_answer128) The lock and key theory of enzyme structure and function was proposed by

    A) Morgan

    B) Robertson

    C) Brown

    D) Fischer

    View Answer play_arrow
  • question_answer129) For good growth of pollen tube, necessary element is

    A) Ca

    B) B

    C) Mg

    D) Mo

    View Answer play_arrow
  • question_answer130) The organelle associated with photorespiration is

    A) lysosome

    B) peroxisome

    C) glyoxysome

    D) spherosome

    View Answer play_arrow
  • question_answer131) The mutagenic agent among following is

    A) ethyl methane

    B) ethylene

    C) 2, 4-D

    D) IAA

    View Answer play_arrow
  • question_answer132) The number of bases per helical turn in ZDNA is

    A) 10

    B) 11

    C) 12

    D) 13

    View Answer play_arrow
  • question_answer133) Ribosomal RNA (rRNA) is synthesized in

    A) nucleolus

    B) nucleosome

    C) cytoplasm

    D) ribosome

    View Answer play_arrow
  • question_answer134) Green-house effect with respect to global climate refers to

    A) cooling and moist condition

    B) warming effect

    C) increase rainfall and greenery

    D) desertification

    View Answer play_arrow
  • question_answer135) Plant length is increased by

    A) apical meristem

    B) lateral meristem

    C) dermatogens

    D) periblem

    View Answer play_arrow
  • question_answer136) Contractile vacuoles in Protozoa serve the purpose of

    A) water circulation

    B) digestion

    C) osmoregularion

    D) excretion

    View Answer play_arrow
  • question_answer137) A cell organelle that is exceptionally rich in hydrolytic enzymes is

    A) ribosome

    B) endoplasmic reticulum

    C) lysosome

    D) mitochondria

    View Answer play_arrow
  • question_answer138) Pearls are produced by the animals of phylum

    A) Annelida

    B) Arthropoda

    C) Mollusca

    D) Echinodermata

    View Answer play_arrow
  • question_answer139) An analysis of a DNA (double stranded) sample yielded 18% cytosine. What would be the percentage of other base ion this sample?

    A) T-32%, A-32%, G-18%

    B) T-32%, A-18%, G-32%

    C) T-18%, A-32%, G-32%

    D) T-40%, A-22%, G-20%

    View Answer play_arrow
  • question_answer140) Which of the following is not related to sex chromosome X or Y?

    A) Turners syndrome

    B) Klinefelters syndrome

    C) Downs syndrome

    D) Haemophilia and colour blindness

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  • question_answer141) Which of the following is a part of pectoral girdle?

    A) Ilium

    B) Ischium

    C) Acetabulum

    D) Glenoid cavity

    View Answer play_arrow
  • question_answer142) Gir sanctuary is mainly for

    A) rhino

    B) tiger

    C) lion

    D) elephant

    View Answer play_arrow
  • question_answer143) Which of the following organs is called the graveyard of RBCs?

    A) Thymus

    B) Liver

    C) Spleen

    D) Kidney

    View Answer play_arrow
  • question_answer144) Cyanides like KCN, NaCN are lethal to humans because they

    A) interfere with protein synthesis

    B) stop the electron transport chain in the last step by combining with cytochrome oxidase

    C) stop DNA-replication

    D) induce accumulation of waste materials inside the cell

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  • question_answer145) Which one is an iron storage protein?

    A) Myosin

    B) Glutelin

    C) Ferritine

    D) Immunoglobulin

    View Answer play_arrow
  • question_answer146) The genetic material of AIDS virus in

    A) double stranded DNA

    B) double stranded RNA

    C) single stranded RNA

    D) single stranded DNA

    View Answer play_arrow
  • question_answer147) Lac is produced by lac insect as

    A) secretion from the body

    B) excretion from the body

    C) faecal matter

    D) excess food oozing out of body

    View Answer play_arrow
  • question_answer148) Water vascular system is characteristic of

    A) Protozoa

    B) Porifera

    C) Annelida

    D) Echinodermata

    View Answer play_arrow
  • question_answer149) Science, which deals with the study of ageing is known as

    A) Teratology

    B) Gerontology

    C) Limnology

    D) Palaeontology

    View Answer play_arrow
  • question_answer150) Taxonomically, which of the following set is matched correctly?

    A) Cattle fish, jelly fish, silver fish

    B) Bat, pigeon, kite

    C) Lobsters, spider, shrimps

    D) Oyster, otter, Octopus

    View Answer play_arrow
  • question_answer151) Which of the following is not a restriction endonuclease?

    A) EcoRI

    B) Hind-III

    C) Pst-I

    D) DNAse-I

    View Answer play_arrow
  • question_answer152) Who proposed theory of imprinting?

    A) Niko Tinbergen

    B) Charles Darwin

    C) Konrad Lorenz

    D) Karl Van Frish

    View Answer play_arrow
  • question_answer153) Which of the following has a triple helix structure?

    A) Haemoglobin

    B) Keratin

    C) Lysozyme

    D) Collagen

    View Answer play_arrow
  • question_answer154) Which of the following statement is true?

    A) Saltatory conduction is seen in non-myelinated nerve fibres

    B) Nissls granules are found in muscle fibres

    C) Non-myelinated nerve fibres do not possess nodes of Ranvier

    D) Non-myelinated nerve fibres are completely enclosed by myelin sheath

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  • question_answer155) Which combination is mismatched?

    A) Vitamin-D-Rickets

    B) Thiamine-Beri-beri

    C) Vitamin-K-Sterility

    D) Niacin-Pellagra

    View Answer play_arrow
  • question_answer156) Which of the following gases does not cause acid rain?

    A) Sulphur dioxide

    B) Methane

    C) Nitrous oxide

    D) Carbon monoxide

    View Answer play_arrow
  • question_answer157) Five-kingdom scheme to classify living beings has been proposed by

    A) J B S Haldane

    B) G G Simpson

    C) E Mayr

    D) RH Whittaker

    View Answer play_arrow
  • question_answer158) Sea horse is

    A) a bird

    B) a mammal

    C) an amphibian

    D) a fish

    View Answer play_arrow
  • question_answer159) The centrum of eighth vertebra of frog is

    A) procoelous

    B) heterocoelous

    C) amphicoelous

    D) opisthocoelous

    View Answer play_arrow
  • question_answer160) The terminal end of chromosomes is called

    A) centromere

    B) telomere

    C) chromomere

    D) metamere

    View Answer play_arrow
  • question_answer161) Which one of the following animals lay eggs yet the female secretes milk?

    A) Bat

    B) Kangaroo

    C) Platypus

    D) Ostrich

    View Answer play_arrow
  • question_answer162) Which one of the following amino acids is not found in proteins?

    A) Arginine

    B) Ornithine

    C) Aspartic acid

    D) Tyrosine

    View Answer play_arrow
  • question_answer163) In human eyes, colour perception is done by

    A) rod cells only

    B) cone cells only

    C) Both (a) and (b)

    D) choroid layer cells

    View Answer play_arrow
  • question_answer164) ADH regulates the permeability of

    A) proximal convoluted tubule

    B) collecting tubule and distal convoluted tubule

    C) ascending limb of loop of Henie

    D) descending limb of loop of Henie

    View Answer play_arrow
  • question_answer165) Which of the following embryonic membranes structure is excretory in function?

    A) Amnion

    B) Allantois

    C) Yolk sac

    D) Vitelline chorion

    View Answer play_arrow
  • question_answer166) Which of the following is a mismatch?

    A) Giraffe Lamarck

    B) Drosophila Morgan

    C) Galapagos island Darwins finches

    D) Origin of species Mendel

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  • question_answer167) Most of the carbon dioxide is transported in blood as

    A) a gas

    B) carbaminohaemoglobin

    C) serum carbaminoproteins

    D) HCOl

    View Answer play_arrow
  • question_answer168) Which of the following type of cartilage is found in intervertebral disc of mammal?

    A) Hyaline cartilage

    B) Fibrous cartilage

    C) Calcified cartilage

    D) Elastic cartilage

    View Answer play_arrow
  • question_answer169) Archaeopteryx is

    A) a living fossil

    B) a mammal

    C) aconnecting link between Annelida and Arthropoda

    D) a connecting link between reptiles and birds

    View Answer play_arrow
  • question_answer170) Ink glands are found in

    A) sponge

    B) star fish

    C) sepia

    D) jelly fish

    View Answer play_arrow
  • question_answer171) Which of the following is a harmful social insect?

    A) Termite

    B) Bombyx mori

    C) Tachardia lacca

    D) Apis indica

    View Answer play_arrow
  • question_answer172) The largest endangered bird in India is

    A) vulture

    B) flamingo

    C) great Indian bustard

    D) great Indian hornbill

    View Answer play_arrow
  • question_answer173) A woman has a haemophilic son and three normal children. Her genotype and that of her husband with respect to this gene would be

    A) \[XX\] and \[{{X}^{h}}Y\]

    B) \[{{X}^{h}}Y\] and \[{{X}^{h}}Y\]

    C) \[{{X}^{h}}{{Y}^{h}}\] and \[XY\]

    D) \[{{X}^{h}}X\] and \[XY\]

    View Answer play_arrow
  • question_answer174) The causative agent of filaria is

    A) Wuchereria bancrofti

    B) Leishmania donovani

    C) Plasmodium vivax

    D) Trypanosoma gambiens

    View Answer play_arrow
  • question_answer175) The copying of mRNA to DNA is known as

    A) replication

    B) transcription

    C) translation

    D) reverse transcription

    View Answer play_arrow
  • question_answer176) Which of the following does not make a nest of its own?

    A) Crow

    B) Parrot

    C) Cuckoo

    D) Sparrow

    View Answer play_arrow
  • question_answer177) Which of the following is not a defence evolved by a prey to avoid predators?

    A) Ejection of noxious chemicals

    B) Possession of toxic hairs

    C) Mimicry of inedible objects

    D) Secretion of pheromones

    View Answer play_arrow
  • question_answer178) The sea snakes have

    A) cylindrical tail

    B) dry horny scale at tail end

    C) laterally compressed tail

    D) dorsoventrally flattened tail

    View Answer play_arrow
  • question_answer179) Pernicious anaemia is caused due to

    A) absence of vitamin-K

    B) lack of vitamin\[-{{B}_{12}}\]

    C) lack of vitamin-C

    D) presence of intrinsic factor

    View Answer play_arrow
  • question_answer180) How many molecules of oxygen can bind to a molecule of haemoglobin?

    A) One

    B) Two

    C) Three

    D) Four

    View Answer play_arrow

   

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