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AIIMS 1999 Exam Paper

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Tags : AIIMS, AIIMS 2012 Paper, AIIMS 2012 Question Paper, AIIMS 2012 Solution, AIIMS 2012 Paper with solutions, AIIMS 2012 Paper Solved, AIIMS 2012 Paper Online, AIIMS 2012 Important Questions, AIIMS 2012 Extrance Paper, Medical 2012 Exam Paper, AIIMS 2012 Extrance Paper Solved, AIIMS 2012 Previous Year Paper, AIIMS 2012 Paper Solved AIIMS – 1999 Full Paper Physics 1. Sky appears to be blue in clear atmosphere due to light’s : 1) scattering 2) polarization 3) diffraction 4) dispersion 2. The number of electrons for one coulomb of charge are : 1) 6.25 x 1024 2) 6.25 x 1022 3) 6.25 x 1018 4) 6.25 x 1020 3. The dimensional formula of the constant a in van der Waal’s gas equation (P + (a/V2)) (V b) = RT is : 1) [ML4T -1] 2) [ML3T -2] 3) [ML5T -2] 4) [ML5T -2] 4. The angle betweenwill be :1) 90° only 2) between 0° and 180° 3) 180° only 4) none of the above 5. A horizontal platform with an object placed on it is executing simple harmonic motion in the vertical direction. The amplitude of oscillation is 3.92 x 10-3 m. What should be the least period of these oscillations, so that the object is not detached from the platform ? 1) 0.1256 s 2) 1.256 s 3) 125.6 s 4) 1256 s1/316. Energy is not carried by which of the following wave ? 1) Progressive 2) Electromagnetic 3) Transverse 4) Stationary 7. Which one of the following affects the elasticity of a substance ? 1) Change in temperature 2) Hammering and annealing 3) Impurity in substance 4) All of the above 8. In arrangement given in figure, if the block of mass m is displaced, the frequency is given by :1) n = (1/2π) √((k1 + k2)/m) 2) n = (1/2π) √(m/(k1 + k2)) 3) n = (1/2π) √(m/(k1 – k2)) 4) n = (1/2π) √((k1 – k2)/m) 9. In the given figure, the equivalent resistance between two points A and B will be :1) 12 Ω 2) 10 Ω 3) 8 Ω 4) 6 Ω 10. Interference occurs in which of the following waves ? 1) Transverse 2) Electromagnetic 3) Longitudinal 4) All of these 11. If a cyclist moving with a speed of 4.9 m/s on levelled road can take a sharp circular turn of radius 4 m, then the coefficient of friction between cycle tyre and road will be : 1) 0.91 2) 0.712/313) 0.65 4) 0.61 12. The average kinetic energy of a gas molecule at 27°C is 6.21 x 10-21 J, then its average kinetic energy at 227°C is : 1) 10.35 x 10-21 J 2) 12.35 x 10-21 J 3) 14.2 x 10-21 J 4) 16.2 x 10-21 J 13. Which one of the following statement is not correct for a particle executing SHM ? 1) Acceleration of the particle is maximum at the mean position 2) Restoring force is always directed towards a fixed point 3) Total energy of the particle always remains the same 4) Restoring force is maximum at the extreme position 14. A spring is vibrating with frequency under same mass. If it is cut into two equal pieces and same mass is suspended then the new frequency will be : 1) n√22) n/√23) n/24) n15. A resonance in air column of length 40 cm resonates with a tuning fork of frequency 450 Hz. Ignoring end correction, the velocity of sound in air is : 1) 1024 m/s 2) 720 m/s 3) 624 m/s 4) 824 m/s 16. SONAR emits which of the following waves ? 1) Ultra sonic waves 2) Radio waves 3) Electromagnetic waves 4) Light waves 17. A 50 turn circular coil has a radius of 3 cm, it is kept in a magnetic field acting normal to the area of the coil. The magnetic field B is increased from 0.10 T to 0.35 T in 2 ms, the average induced emf will be : 1) 170 V 2) 1.70 V 3) 0.17 V 4) 17.7 V 18. The moment of inertia of a regular circular disc of mass 0.4 kg and radius 100 cm about3/31an axis perpendicular to the plane of the disc and passing through its centre is : 1) 0.2 kg-m 2 2) 0.025 kg-m 2 3) 0.002 kg-m 2 4) 20 kg-m 2 19. A particle of mass m moving with velocity v collides with a stationary particle of mass 2m. Then, the speed of the system after collision is : 1) 2v2) v/23) 3v4) v/320. Escape velocity of a body when projected from the earth’s surface is 11.2 km/s. If it is projected at an angle of 50° from the horizontal, then escape velocity is : 1) 15.8 km/s 2) 7.82 km/s 3) 11.2 km/s 4) 22.4 km/s 21. A charged particle enters a magnetic field H with its initial velocity making an angle of 45° with H. Then, the path of the particle will be : 1) circle 2) helical 3) a straight line 4) a circle 22. A magnet 10 cm long and having a pole strength 2 Am is deflected through 30° from the magnetic meridian. The horizontal component of earth’s induction is 0.32 x 10 -4 T then the value of deflecting couple is : 1) 32 x 10-7 Nm 2) 12 x 10-7 Nm 3) 24 x 10-7 Nm 4) 36 x 10-7 Nm 23. A 1 kg particle strikes a wall with velocity 1 m/s at an angle 30° and reflects at the same wall in 0.1 s, then the force will be : 1) 20√3 N 2) Zero 3) 50√3 N 4) 10√3 N 24. Diode is used as a/an : 1) modulator 2) rectifier4/312) rectifier 3) oscillator 4) amplifier 25. Two identical conductors of copper and aluminium are placed in an identical electric field. What is the magnitude of induced charge in the aluminium ? 1) Less than that in copper 2) Equal to that in copper 3) Greater than that in copper 4) Zero 26. The activity of a radioactive sample is 1.6 curie and its half-life is 2.5 days. Then, activity after 10 days will be : 1) 0.2 curie 2) 0.4 curie 3) 0.1 curie 4) 0.25 curie 27. A particle is thrown vertically upwards velocity at half of the height is 10 m/s, then the maximum height attained by it will be : (g = 10m/s2) 1) 10 m2) 30 m3) 60 m4) 70 m28. In an adiabatic process the quantity which remains constant is : 1) total heat of system 2) temperature 3) volume 4) pressure 29. In n-type semiconductor, majority charge carriers are : 1) electrons 2) neutrons 3) holes 4) protons 30. Two bodies of masses m and 4m are moving with equal kinetic energy. Then, the ratio of their linear momentum will be : 1) 1 : 1 2) 2 : 1 3) 4 : 1 4) 1 : 2 31. A particle executes simple harmonic motion with an angular velocity of 3.5 rad/s and5/31maximum acceleration 7.5 m/s2. The amplitude of oscillation will be : 1) 0.52 cm 2) 0.64 cm 3) 0.61 cm 4) 0.84 cm 32. Frequency of infrared wave is approximately : 1) 1016 Hz 2) 1014 Hz 3) 1012 Hz 4) 1020 Hz 33. An ideal gas at 27°C is compressed adiabatically to (8/27) its original volume [TVγ -1 = constant] and γ = (5/3), then the rise in temperature will be : α (1/n2) 2) r α n 3) r α (1/n) 4) r α n2 46. If the vibrations of a string are to be increased by a factor of two, then tension in the string should be made : 1) twice 2) four times 3) eight times 4) half 47. In Young’s experiment the monochromatic light is used to illuminate two slits A and B as shown in figure. Interference fringes are observed on a screen placed in front of the slits. Now a thin glass plate is placed normally in the path of beam coming from the slit A, then :1) there will be no change in fringe width 2) fringe width will decrease 3) fringe width will increase 4) fringes will disappear 48. When a solid is converted into a gas, directly by heating then this process is known as :6/311) sublimation 2) vaporization 3) condensation 4) boiling 49. A triode value has an amplification factor of 20 and its plate is given a potential of 300 V. The grid voltage to reduce the plate current to zero, is : 1) 12 V2) 15 V3) 18 V4) 21 V50. Boolean algebra is essentially based on : 1) numbers 2) symbol 3) logic 4) truth These questions consist of two statements each as assertion and reason. While answering these questions you are required to choose any one of the five responses. A. If both assertion and reason are true and reason is the correct explanation of assertion. B. If both assertion and reason are true but reason is not the correct explanation of assertion. C. If assertion is true but reason is false. D. If both the assertion and reason are false. E. If reason is true but assertion is false. 51. Assertion : Electron move from a region of lower potential to a region of higher potential. Reason : An electron has a negative charge. 1) A 2) B 3) C 4) D 5) E 52. Assertion : Fahrenheit is the smallest unit measuring temperature. Reason : Fahrenheit was the first temperature scale used for measuring temperature. 1) A 2) B 3) C 4) D 5) E 53. Assertion : In simple harmonic motion, the velocity is maximum when the acceleration is minimum. Reason : Displacement and velocity of SHM differ in phase by (π/2). 1) A 2) B7/313) C 4) D 5) E 54. Assertion : Bodies radiate heat at all temperatures. Reason : Rate of radiation of heat is proportional to the fourth power of absolute temperature. 1) A 2) B 3) C 4) D 5) E 55. Assertion : The maximum refractive index of liquid for total internal reflection of the ray passing through the prism as shown in figure must be √2.Reason : Here, critical angle is 45°. 1) A 2) B 3) C 4) D 5) E 56. Assertion : A double convex lensμ( = 1.5) has focal length 10 cm. When the lens is immersed in water ( μ = 4/3) its focal length becomes 40 cm. Reason : (1/f) = ((μg – μa)/μa) ((1/R1) – (1/R2)). 1) A 2) B 3) C 4) D 5) E 57. Assertion : On a rainy day it is difficult to drive a car or bus at high speed. Reason : The value of coefficient of friction is lowered due to wetting of the surface. 1) A 2) B 3) C 4) D 5) E8/3158. Assertion : The specific charge of positive rays is not constant. Reason : The mass of ions varies with speed. 1) A 2) B 3) C 4) D 5) E 59. Assertion : Separation of isotope is possible because of the difference in electron numbers of isotope. Reason : Isotope of an element can be separated by using a mass spectrometer. 1) A 2) B 3) C 4) D 5) E 60. Assertion : Kinetic energy of photo electrons emitted by a photosensitive surface depends upon the intensity of incident photon. Reason : The ejection of electrons from metallic surface is possible with frequency of incident photon below the threshold frequency. 1) A 2) B 3) C 4) D 5) E Chemistry 61. Oxidation number of Os in OsO4 : 1) + 22) + 43) + 84) + 662. The normality of solution obtained by mixing 10 mL of N/5 HCl and 30 mL of N/10 HCl is : 1) (N/10) 2) (N/12) 3) (N/7.5) 4) (N/8) 63. The pH of a solution having the H+ ion concentration of 1 x 10-4 g ions/L is : 1) 22) 33) 464. Which produce ketone on treatment with Grignard reagent ?9/314) 51) Methyl cyanide 2) Acetaldehyde 3) Methyl alcohol 4) Acetic acid 65. Iodide of Million’s base is : 1) HIO3 2) K2HgI4 3) NH2HgO . HgI 4) Hg (NH2) I 66.in the above reaction Z, is : 1) phenol 2) benzoic acid 3) salicylaldehyde 4) carbolic acid 67. The process of decomposition of organic compound by the application of heat is : 1) pyrolysis 2) evaporation 3) sublimation 4) condensation 68. The energy of electron in first energy level is -21.79 x 10-12 erg per atom. The energy of electron in second energy level is : 1) – 64.47 x 0-12 erg atom -1 2) – 5.447 x 10-12 erg atom -1 3) – 0.6447 x 10-12 erg atom -1 4) – 0.06447 x 10-12 erg atom -1 69. The monomer of teflon is : 1) monofluoroethene 2) difluoroethene 3) trifluorethene 4) tetrafluorethene10/3170. Phenol Z is identified as : 1) benzoic acid 2) benzaldehyde 3) sodium benzoate 4) salicylic acid 71. The product obtained by treating : CH3—CH = CH2 + HBr → ? 1) CH3 — CH2 — CH2Br 2) CH3 — CH — CH3 | Br 3) CH2BrCH2 = CH2 4) CH3 — CH = CH2Br 72. The empirical formula of a compound is CH2O. Its molecular weight is 180. The molecular formula of compound is : 1) C4HO4 2) C3H6O3 3) C6H12O6 4) C5H10O5 73. One mole of CH3COOH and one mole of C2H5OH reacts to produce (2/3) mole of CH3COOC2H5. The equilibrium constant is : 1) 22) + 23) – 474. The general molecular formula for disaccharide is : 1) C12H22O11 2) C10H20O10 3) C12H20O10 4) C12H22O10 75. The correct decreasing order of basic strength is : 1) AsH3 > SbH3 > PH3 > NH3 2) SbH3 > AsH3 > PH3 > NH3 3) NH3 > PH3 > AsH3 > SbH3 4) PH3 > AsH3 > SbH3 > NH3 76. Benzaldehyde can be prepared by the hydrolysis of : 11/314) + 41) benzonitrile 2) benzotrichloride 3) benzyl chloride 4) benzal chloride 77. When two halogen atoms are attached to same carbon atom then it is : 1) vic-dihalide 2) gem-dihalide 3) α-ω-halide 4) α-β-halide 78. Internal energy does not include : 1) rotational energy 2) nuclear energy 3) vibrational energy 4) energy due to gravitational pull 79. Flux is used to remove : 1) basic impurities 2) acidic impurities 3) all type of impurities 4) acidic and basic both impurities 80. Purple of cassius is colloidal solution of : 1) silver 2) lead 3) gold 4) mercury 81. Gun metal is : 1) Cu + Zn 2) Cu + Sn + Zn 3) Cu + Sn 4) Zn + Sn 82. Chemical A is used for softening of water to remove temporary hardness. A reacts with sodium carbonates to produce caustic soda. When CO2 is bubble through ‘A’ it turns cloudy. Chemically ‘A’ is : 1) CaO 2) CaCO3 3) Ca(HCO3)212/314) Ca(OH)2 83. The transition element which shows the highest oxidation state is : 1) iron 2) vanadium 3) manganese 4) chromium 84. Turpentine oil can be purified by : 1) steam distillation 2) sublimation 3) vacuum distillation 4) fractional distillation 85. Vinegar is represented by : 1) CH3COOH 2) CH3CH2COOH 3) HCOOH 4) CH3CH2CH2COOH 86. The product obtained by treating benzene with chlorine in presence of ultraviolet light : 1) CCl4 2) C6H5Cl 3) C6H6Cl6 4) C6Cl6 87. CuSO4 and KCN reacts to produce : 1) CuCN2 2) CuCN 3) K3[Cu (CN)4] 4) K4[Cu (CN)6] 88. 13Al27 + 2He4 → 14Si30 + 1H1 + Q 13Al27 = 26.9815 amu and mass of 14Si30 = 29.9738, 1 4 1 H = 1.0078 amu 2 H = 4.0026 amu. The Q is equal to : 1) 5.437 MeV 2) 7.578 MeV 3) 9.328 MeV 4) 2.329 MeV 89. Gammexane is :13/311) chloral2) BHC3) DDT4) HCB90. Which of the following is not the characteristic of interhalogen compounds ? 1) They are covalent 2) More reactive than halogens 3) Have low b.p. and high volatility 4) Quite unstable but not explosive 91. Sodium on heating with moist air produce : 1) NaO 2) NaOH 3) Na2O 4) Na2CO3 92. Alkynes usually show which type of reaction ? 1) substitution 2) elimination 3) addition 4) replacement 93. The chief ore of Hg is : 1) pyrolusite 2) barunite 3) galena 4) cinnabar 94. Which cannot displace hydrogen from its compound ? 1) Al2) Fe3) Hg4) Pb95. The transport of matter in the absence of bulk flow is known as : 1) diffusion 2) transfusion 3) translation 4) rotation 96. Hydrogen has high ionization energy than alkali metals because it has : 1) ionic bond 2) covalent bond 3) large size 4) small size14/3197. Which shows electrical conductance ? 1) Sodium 2) Diamond 3) Potassium 4) Graphite 98. Geometrical isomerism is possible in case of : 1) tartaric acid 2) 1-butene 3) 2-butene 4) propene 99. Which compound can be sulphonated easily ? 1) Benzene 2) Toluene 3) Nitrobenze 4) Chlorobenzene 100. The natural gas mainly contains : 1) methane 2) propane 3) butane 4) pentane 101. If e = 1.60206 x 10-19 C (e/m) = 1.75875 x 1011 C kg-1 then the mass of electron is : 1) 8.5678 x 10-31 kg 2) 9.1091 x 10-31 kg 3) 10.2531 x 10-31 kg 4) 12.0513 x 10-31 kg 102. Transition elements form coloured ions due to : 1) d – d transition 2) fully filled d-orbitals 3) smaller atomic radii 4) availability of s-electrons 103. The value of Kp for the reaction 2H2S(g) value of Kc is :2H2(g) + S2(g) is 1.2 x 10-2 at 1065°C. The1) < 1.2 x 10-215/312) > 1.2 x 10-2 3) 1.2 x 10-2 4) 0.12 x 10-2 104. Nitrolim is : 1) CaCN2 2) Ca(CN)2 3) CaCN2 + C 4) Ca(NO3)2 105. Oxidation is : 1) gain of electrons 2) loss of neutrons 3) loss of electrons 4) decrease in positive valency 106. Which group of periodic table contain no metal ? 1) IA2) IIIA3) VIIA4) VIII107. A gas expands isothermally against a constant external pressure of 1 atm from a volume of 10 dm 3 to a volume of 20 dm 3. It absorbs 300 J of thermal energy from its surroundings. The ΔU is : 1) – 324 J 2) + 223 J 3) – 213 J 4) + 251 J 108. Bell metal is an alloy of : 1) Sn and Pb 2) Cu and Pb 3) Sn, Zn and Cu 4) Sn and Cu 109. Beilstein test is used for the detection of : 1) N2 2) CO2 3) Na 4) Cl 110. Al2O3 on heating with carbon in an atmosphere of N2 at high temperature produce :16/311) Al + CO2 2) Al + CO2 + NO 3) Al4C3 + NO 4) AlN + CO These questions consists of two statements each printed as assertion and reason. While answering these questions you are required to choose any one of the following five responses. A. If both assertion and reason are true and reason is a correct explanation of assertion. B. If both assertion and reason are true but reason is not a correct explanation of assertion. C. If assertion is true but reason is false. D. If both assertion and reason are false. E. If assertion is false but reason is true. 111. Assertion : Trichloroacetic acid is stronger than acetic acid. Reason : Electron withdrawing substituents decrease the activity. 1) A 2) B 3) C 4) D 5) E 112. Assertion : Amines are basic in nature. Reason : Presence of lone pair of electron on nitrogen atom. 1) A 2) B 3) C 4) D 5) E 113. Assertion : Iodine is more soluble in water than in carbon tetrachloride. Reason : Iodine is a polar compound. 1) A 2) B 3) C 4) D 5) E 114. Assertion : A small amount of acid or alkali is added before electrolysis of water. Reason : Pure water is weak electrolyte. 1) A 2) B 3) C17/314) D 5) E 115. Assertion : Wet air is heavier than dry air. Reason : The density of dry air is more than density of water. 1) A 2) B 3) C 4) D 5) E 116. Assertion : Atom are not electrically neutral. Reason : Number of protons and electrons are different. 1) A 2) B 3) C 4) D 5) E 117. Assertion : Water is liquid but H2S is a gas. Reason : Oxygen is paramagnetic. 1) a 2) B 3) C 4) D 5) E 118. Assertion : Benzene diazonium chloride does not give tests for nitrogen. Reason : N2 gas lose takes place during heating. 1) A 2) B 3) C 4) D 5) E 119. Assertion : We feel cold on touching the ice. Reason : Ice is a solid form of water. 1) A 2) B 3) C 4) D 5) E18/31120. Assertion : Inert gases are monoatomic. Reason : Inert gases have stable configuration. 1) A 2) B 3) C 4) D 5) E Biology 121. Inflorescence of Ficus is : 1) spike 2) hypanthodium 3) raceme 4) verticillaster 122. XO chromosomal abnormality in humans cause : 1) Turner’s syndrome 2) Down’s syndrome 3) Drawin’s syndrome 4) Klinefelter’s syndrome 123. Which of the following is present between cell wall of the plant cells ? 1) Lomasome 2) Microsome 3) Lysosome 4) Middle lamella 124. Heart beat increases at the time of interview because : 1) hypersecretion of rennin 2) hyposecretion of rennin 3) secretion of adrenaline 4) direlic hormone 125. Mycorrhiza help in absorption of : 1) calcium 2) nutrients 3) metals 4) none of these 126. Wings of pigeon, mosquito and bat shows :19/311) atavism 2) mutation 3) divergent evolution 4) convergent evolution 127. The vertebrae in birds are mostly : 1) procoelous 2) heterocoelous 3) amphicoelous 4) acoelous 128. If a homozygous tall plant is crossed with homozygous dwarf plant, the offsprings will be : 1) all tall plants 2) all dwarf plants 3) half tall plants 4) half dwarf plants 129. Amoebiasis is caused by : 1) Entamoeba histolytica 2) Taenia solium 3) Plasmodium vivax 4) E. coli 130. Water current in Leucosolenia is produced by : 1) pinacocytes 2) choanocytes 3) archeocytes 4) tenocytes 131. The food chain in which microbes breakdown energy rich compounds synthesized by producers is called : 1) ecosystem 2) parasitic food chain 3) detritus level chain 4) predator food chain 132. Anemophillous flower have : 1) sessile stigma 2) small, smooth stigma 3) coloured and scented flowers 4) large feathery stigma20/31133. Root cell of wheat has 42 chromosomes. What would be the number of chromosomes in the synergid cell ? 1) 72) 143) 214) 28134. The extra embryonic membranes of mammalian embryo are derived from : 1) trophoblast 2) follicle cells 3) inner cell mass 4) formative cell 135. Otorhinolaryngology is the study of : 1) brain cells 2) bird anatomy 3) locomotary organs 4) ENT 136. Blood from which of the following blood group can be given to any patient ? 1) A2) B3) O137. Lateral root in higher plants arise from : 1) cortex 2) pericycle 3) epidermis 4) endodermis 138. Sporogony of malarial parasite occur in : 1) liver of man 2) RBCs of man 3) stomach wall of mosquito 4) salivary glands of mosquito 139. Endodermis is part of : 1) cortex 2) pericycle 3) medulla 4) epidermis 140. Liver in our body stores : 1) vitamin A 2) vitamin D 3) vitamin B12 4) all of these21/314) AB141. The heart shaped Fern prothallus is : 1) gametophyte 2) sporophyte 3) saprophyte 4) gamete 142. Which gland plays key role in metamorphosis of frog ? 1) Adrenal 2) Thyroid 3) Thymus 4) Pancreas 143. Bacterial cell wall is made up of : 1) xylan 2) chitin 3) cellulose 4) murein 144. Bryophytes do not possess : 1) vascular tissue 2) gametophyte 3) alternation of generation 4) spores 145. Which of the following is responsible for mechanical support and enzyme transport ? 1) Dictyosome 2) Cell membrane 3) E.R. 4) Mitochondria 146. The true statement regarding corals is : 1) form branch colonies 2) solitary or colonial 3) grow as massive bodies 4) all of the above 147. Basket star belongs to class : 1) Ophiuroidea 2) Echinoidea 3) Crinoidea 4) Asteroidea22/31148. High energy bond of ATP are between : 1) C ─ C 2) C ─ O 3) C ─ N 4) O ─ P 149. Conn’s disease is caused by the over secretion of : 1) ADH 2) ACTH 3) Oxytocin 4) Aldosterone 150. The function of rennin is : 1) vasodiation 2) reduce blood pressure 3) degradation of angiotensinogen 4) none of the above 151. Female gametophyte of angiosperm is : 1) 7 celled 2) 8 celled 3) 11 celled 4) 5 celled 152. In Dryopteris, the opening mechanism of sporangium is effectively operated by : 1) stalk 2) stomium 3) annulus 4) peristome 153. Inflammatory response, in allergy is caused by the release of : 1) antigen 2) histone 3) histamines 4) antibodies 154. The plant hormone controlling fruit ripening is: 1) IAA2) GA3) KN155. Which is the example of conditioned reflex ?23/314) Ethylene1) Eye closed when anything enter into it 2) Hand took up when piercing with needle 3) Your kneeing took up a stone then dog runs away 4) Digestion food goes forward in alimentary canal 156. Which is the example of Platyhelminthes ? 1) Entamoeba 2) Plasmodium 3) Wuchereria 4) Schistosoma 157. Linnaeus system of classification is : 1) natural 2) artificial 3) phylogenetic 4) progressive 158. The end product of Ornithine cycle is : 1) Urea 2) Uric acid 3) NH3 4) CO2 159. Which is the derivative of amino acid ? 1) Epinephrine 2) Estrogen 3) Progesterone 4) All of these 160. Who coined the term zymase ? 1) Pasteur 2) Buchner 3) Kuhne 4) Summer 161. Which of the following chamber of heart has the thickest muscular wall ? 1) Left auricle 2) Left ventricle 3) Right ventricle 4) Right auricle 162. The correct sequence in cell cycle is :24/311) S – G1 – G2 – M 2) S – M – G1 – G2 3) G1 – S – G2 – M 4) M 1 – G1 – G2 – S 163. Paired spermathecae occur in Pheretima in which of the following segments ? 1) 4, 5, 6, 7 2) 6, 7, 8 3) 6, 7, 8, 9 4) 3, 4, 5, 6 164. Which of the following induces dormancy ? 1) Auxin 2) Cytokinin 3) Both (1) and (2) 4) Abscisic acid 165. Cork cambium is a : 1) lateral meristem 2) apical meristem 3) intercalary meristem 4) primitive meristem 166. Acrosome of sperm is formed by : 1) nucleus 2) Golgi bodies 3) lysosome 4) ER 167. Crop rotation is used to increase : 1) soil fertility 2) pore size and soil particle 3) organic content of soil 4) viscosity of soil water 168. Obligate parasites live : 1) on living host only 2) on living host and dead organic matter 3) on dead organic matter only 4) on artificial liquid medium25/31169. Cumulus covers : 1) ovary 2) ovum 3) embryo 4) sperm 170. Weberian ossicles are found in : 1) frog 2) snakes 3) fishes 4) birds The questions consist of two statements each, printed as Assertion and Reason. While answering these questions your are required to choose any one of the following five responses. A. If both the Assertion and the Reason are true and the Reason is a correct explanation of the Assertion. B. If both the Assertion and the Reason are true but the Reason is not a correct explanation of the Assertion. C. If the Assertion is true but the Reason is false. D. If both the Assertion and the Reason are false. E. If the Assertion is false but the Reason is true. 171. Assertion : Transmission of nerve impulse across a synapse is accomplished by neurotransmitters. Reason : Transmission across a synapse usually required neurotransmitter because there is a small space, i. e. , synaptic cleft, that separates one neuron from another. 1) A 2) B 3) C 4) D 5) E 172. Assertion : Enzymes have active sites and substrates reactive sites on their surfaces respectively. Reason : Active and reactive sites push the enzyme and substrate molecules away from each other. 1) A 2) B 3) C 4) D 5) E 173. Assertion : Muscles fibres of SA node possess the lowest rhythmicity among all cardiac muscles. Reason : Due to this fact, it can initiate excitory wave at the highest rate. 26/311) A 2) B 3) C 4) D 5) E 174. Assertion : The genetic complement of an organism is called genotype. Reason : Genotype has the type of hereditary properties of an organism. 1) A 2) B 3) C 4) D 5) E 175. Assertion : Mitochondria help in photosynthesis. Reason : Mitochondria have enzymes for dark reaction. 1) A 2) B 3) C 4) D 5) E 176. Assertion : Birds have one ovary. Reason : This reduces the body weight for flight. 1) A 2) B 3) C 4) D 5) E 177. Assertion : In hemianatropous ovule, the funicle lies parallel to body of ovule. Reason : Here, body of ovule has rotated by 90°. 1) A 2) B 3) C 4) D 5) E 178. Assertion : Light is very important factor in transpiration. Reason : It induces stomatal opening and darkness closing. Therefore, transpiration increases in light and decreases in dark. 1) A27/312) B 3) C 4) D 5) E 179. Assertion : Waxy and cutin coating on plant parts reduce the transpiration. Reason : These adaptation are found in xerophytes. 1) A 2) B 3) C 4) D 5) E 180. Assertion : Higher plants have meristematic region for indefinite growth. Reason : Higher plants have root and shoot apices. 1) A 2) B 3) C 4) D 5) E General Knowledge 181. Which one of the following pair is incorrect ? 1) Kapil—Cricket 2) M.F. Husain—Actor 3) Abul Fazal—Author 4) Feroz Gandhi—Politics 182. Hirakud dam is constructed on which of the following river ? 1) Mahanadi 2) Ganga 3) Yamuna 4) Kosi 183. Nobel Prize for physiology and medicine for the year 1998 was given for the discovery of : 1) Prion 2) Viagra 3) Streptomycin 4) Invading germs 184. Which one of the following country is not the member of SAARC ? 1) Maldeiv28/312) Bangladesh 3) Nepal 4) Myanmar 185. The person who served as the President of India twice, was : 1) Radha Krishnan 2) Dr. Rajendra Prasad 3) Zakir Hussain 4) V.V. Giri 186. Which one of the following is responsible for the disease ‘dropsy’ ? 1) Argemone maxicana 2) Brassica oleracea 3) Oenothera lamarckiana 4) Brassica campestris 187. Which of the following missile of India has the longest range ? 1) Akash 2) Prithvi 3) Pinaka 4) Both (2) and (3) 188. Ecology is the branch of science which deals with : 1) cell structure 2) soils surface 3) balance of nature 4) human anatomy 189. How many countries adopted Euro currency ? 1) 122) 63) 9190. President of India gives his resignation to the : 1) Chief Justice 2) Parliament 3) Vice President 4) Prime Minister 191. The disease rheumatism effects : 1) legs 2) ears 3) lungs 4) joints29/314) 8192. Grand prix is a term associated with : 1) Chess 2) Table tennis 3) Hockey 4) Badminton 193. The great poetry ‘Madhushala’ was composed by : 1) Mulk Raj Anand 2) Harivansh Rai Bachchan 3) Mahadevi Verma 4) Surender Sharma 194. Hari Prasad Chaurasia is related to which of the following musical instrument ? 1) Tabla 2) Flute 3) Violin 4) Santoor 195. Which one of the following is the cave temple in India ? 1) Parasnath 2) Ajanta 3) Parli 4) Tuljapur 196. Seoul is the capital of : 1) Japan 2) South Korea 3) Afganistan 4) Philippines 197. Fundamental duties were introduced in the constitution by : 1) 42nd amendment 2) 40th amendment 3) 48th amendment 4) 53rd amendment 198. The Fifth Pay commission was headed by justice : 1) Pandiyan 2) Ahmadi 3) Anand 4) Vadhwa30/31199. Which of the following vitamin is required in bone formation ? 1) D2) B3) C200. Present speaker in 12th Lok Sabha is : 1) G.M.C. Balyogi 2) Nazma Haptullah 3) P.A. Sangama 4) Murali Manohar Joshi31/314) AAnswer Key 1) 12) 33) 44) 211) 412) 113) 114) 121) 222) 123) 431) 332) 241) 25) 1,36) 47) 48) 19) 410) 415) 216) 117) 418) 119) 420) 324) 225) 326) 327) 128) 129) 130) 433) 334) 235) 436) 237) 338) 139) 240) 142) 343) 444) 345) 446) 247) 148) 149) 250) 351) 152) 353) 254) 555) 156) 157) 158) 559) 360) 461) 362) 463) 364) 165) 366) 367) 168) 269) 470) 471) 272) 373) 474) 175) 376) 477) 278) 479) 480) 381) 282) 483) 384) 185) 186) 387) 388) 489) 290) 391) 292) 393) 494) 395) 196) 497) 498) 399) 2100) 1101) 2102) 1103) 1104) 3105) 3106) 3107) 3108) 4109) 4110) 4111) 3112) 1113) 4114) 1115) 5116) 4117) 2118) 1119) 2120) 1121) 2122) 1123) 4124) 3125) 1126) 4127) 2128) 1129) 1130) 2131) 3132) 4133) 3134) 1135) 4136) 3137) 2138) 3139) 1140) 4141) 1142) 2143) 4144) 1145) 3146) 4147) 1148) 4149) 4150) 3151) 1152) 2153) 3154) 4155) 3156) 4157) 2158) 1159) 1160) 2161) 2162) 3163) 3164) 4165) 1166) 2167) 1168) 1169) 2170) 3171) 1172) 3173) 5174) 1175) 4176) 1177) 5178) 1179) 1180) 1181) 2182) 1183) 2184) 4185) 2186) 1187) 2188) 3189) 1190) 3191) 4192) 1193) 2194) 2195) 2196) 2197) 1198) 1199) 1200) 11/1???????????? ???? ? ???? ? ???? ? ???? ? ???? ? ???? ? ? ? ???? ? ???? ? ???? ? ???? ? ???? ? ?