Biology
1. In which stage of cell cycle, DNA replication occurs? 2. By which action a seed coat becomes permeable to water 3. The first step for initiation of photosynthesis will be 4. If the apical bud has been removed then we observe 5. For the synthesis of one glucose molecule the Calvin cycle operates for 6. For assimilation of one CO2 molecule, the enerrgy required in from of ATP and NADPH2 are 7. Which is the first CO2 acceptor enzyme in C4 plants? 8. Which hormone is responsible for fruit ripening? 9. Spindle fibre unite with which structure of chromosomes? 10. In which point, pulmonary artery is different from pulmonary vein? 11. Which statement is true for WBC? 12. Differennce between pulmonary artery and pulmonary vein is that, the pulmonary artery has 13. Sternum is connected to ribs by 14. Concentration of urine depends upon which organ? 15. Bone related with skull is 16. Conversion of ammonia to urea is done by 17. What is the name of joint between ribs and sternum? 18. Depolarization of axolema during nerve conduction takes place because of 19. What happens if bone of frog is kept in dilute hydrochloric acid? 20. Black rust of wheat is caused by 21. Plant group with largest ovule, largest tree, and largest gametes is 22. In ferns, meiosio takes place at the time of 23. A student observed an algae with chlorophyll a, b and phycoerythrin, it should belong to 24. What is true for mammalia? 25. Which of the following characters is absent in all chordates? 26. Cleavage in mammals is 27. Which of the following animals have scattered cells with cell - tissue grade organisation? 28. Similarly in Ascaris lumbricoides and Anopheles stephensi is 29. Melatonin is secreted by 30. Which of the following have carbohydrate as prosthetic group? 31. Geocarpic fruits is 32. ATP is 33. Hair found in the inflorescence of Zea mays are the modification of 34. Enzymes are not found in 35. Pneumatophores are found in 36. Role of enzyme in reactions is to/as 37. Which factor is responsible for inhibition of enzymatic process during feedback? 38. Viable material of endangered species can be
preserved by : 39. Length of one loop of B- DNA : 40. Which of the following is used to manufacture
ethanol from starch ? 41. Which aquatic fern is used to increase the yield in
paddy crop ? 42. Saline solution is given to patients of Cholera
because 43. Which is showing accurate pairing ? 44. Which disease of man is similar with cattle's,
bovine spongyform encephalopathy ? 45. The bacteria generally used for genetic
engineering is : 46. Plasmid has been used as vector because : 47. Which is the reason for highest biomass in
aquatic ecosystem ? 48. Who is directly related to man ? 49. Indri-indri lemur is found in : 50. What happens in plants during vascularisation ? 51. Primary function of enteronephric nephridia of
Pheretima : 52. Function of telomeres in nucleus is 53. Characteristic of simple epithelium is that they 54. Proteoglycan in cartilages which is part of
polysaccharide is 55. Lysosome contains : 56. Which of the following ribosomes are engaged
in protein synthesis in animal cell ? 57. Which cell organelle is concerned with
glycosylation of protein ? 58. Which pair is correct ? 59. Mongolian idiots are due to trisomy in 21st
chromosome is called : 60. Which gland secretes odorous secretion in mammals? 61. MSH is secreted by 62. Eight nucleated embryo sac is 63. Endosperm is formed during the double fertilization by 64. Blastopore is the pore of : 65. What is the work of progesteron which is
present in oral contraceptive pills : 66. What is the work of copper T : 67. Erythroblastosis foetalis is caused when : 68. In Drosophila the XXY condition leads to
femaleness whereas in human beings the same
condition leads to Klienfelter's sy 69. According to mendelism which character is
showing dominance ? 70. Due to the cross between TTRr × ttrr the
resultant progenies showed how many percent
plants tall, red flowered : 71. Which is not a vestigial organ in man ? 72. Character which is closely related to human
evolution 73. Homo sapiens have evolved in 74. Which is the most important factor for continuity of a species from evolutionary point of view ? 75. In three dimensional view the molecule of
t-RNA is : 76. Which of the following is initiation codon ? 77. Method of DNA replication in which two
strands of DNA separates and synthesize new
strands 78. Which evidence of evolution related to Darwin's
finches ? 79. Anticodon occurs in : 80. Similarity in DNA and RNA :
Chemistry
1. Shape of Fe(CO)5 is 2. Which complex compound will give four isomers? 3. Which ion is colourless? 4. Volume of CO2 obtained by the complete decomposition of 9.85 g of BaCO3 is 5. For given energy, E = 3.03 $$ \times $$ 10$$-$$19 Joules corresponding wavelength is (h = 6.626 $$ \times $$ 10$$-$$34 6.
then A is 7. First product of the reaction between RCHO and NH2NH2 is 8. Benzoic acid may be converted into ethyl benzoate
by reaction with : 9. Reduction by LiAlH4 of hydrolysed product of an ester gives 10. Polarisation in acrolein can be described as 11. $$\alpha $$ -$$D$$-glucose and $$\beta $$-$$D$$-glucose are 12. Which one is responsible for production of energy in bio-reaction? 13. Mg is present in 14. 2-Butene shows geometrical isomerism due to 15. For the disproportionation of copper
2Cu+ $$ \to $$ Cu2+ + Cu, Eo is
(Given Eo for Cu2+/Cu is 0.34 V and
E 16. Equivalent conductances of Ba2+ and Cl$$-$$ ions are 127 and 76 ohm$$-$$1 cm$$-$$1 eq$$-$$1 respectively. Equivalent con 17. For the reaction H+ + BrO$$_3^ - $$ + 3Br$$-$$ $$ \to $$ 5Br2 + H2O
which of the following relation correctly represents 18. From the colligative properties of solution, which one is the best method for the determination of molecular weight of p 19. How enzymes increases the rate of reactions 20. Which compound has planar structure? 21. Which compound is electron deficient? 22. Which of the following shows maximum number of oxidation states? 23. A 300 grams radioactive sample at initial half life is 3 hours. After 18 hours remaining quantity 24. In quantitative analysis of second group in laboratory, H2S gas is passed in acidic medium for precipitation. When Cu2+ 25. Oxidation numbers of A, B, C are + 2, +5 and $$-$$2 respectively. Possible formula of compound is 26. Isoelectronic species are 27. Right order of dissociation energy N2 and N2+ is 28. Which species does not exhibit paramagnetism? 29. Which statement is wrong ? 30. d$$\pi $$ $$-$$ p$$\pi $$ bond present in 31. The entropy change in the fusion of one mole of a
solid melting at 27oC (latent heat of fusion is 2930 J
mol–1) is : 32. For the reaction,
C2H5OH(l) + 3O2(g) $$ \to $$ 2CO2(g) + 3H2O(l)
which one is true 33. 2Zn + O2 $$ \to $$ 2ZnO; $$\Delta $$Go = $$-$$ 616 J
2Zn + S2 $$ \to $$ 2ZnS; $$\Delta $$Go = $$-$ 34. Cell reaction is spontaneous when 35. Equilibrium constant Kp for following reaction
MgCO3(s) $$\rightleftharpoons$$ MgO(s) + CO2(g) 36. For any reversible reaction, if we increase concentration of the reactants, then effect on equilibrium constant 37. Which statement is wrong about pH and H+? 38. Conjugate acid of NH2$$-$$ is 39. Dihedral angle in staggered form of ethane is 40. Which reagent converts propene to 1-propanol ? 41. Increasing order of electrophilic substitution for following compounds
42. In Friedel-Crafts reaction , toluene can be prepared by 43. Which is maximum stable?
Physics
1. A bubble in glass slab ($$\mu $$ = 1.5) when viewed from one side appears at 5 cm and 2 cm from other side, then thickne 2. A capacitor is charged with a battery and energy stored is U. After disconnecting battery another capacitor of same capa 3. A charge Q is situated at the corner of a cube, the electric flux passed through all the six faces of the cube is 4. The magnetic field at centre, P will be
5. The potentiometer is best for measuring voltage, as 6. The net resistance of the circuit between A and B is
7. A car battery of emf 12 V and internal resistance $$5 \times {10^{ - 2}}$$ $$\Omega $$., receives a current of 60 amp, f 8. Two bulbs of (40 W, 200 V), and (100 W, 200 V). Then correct relation for their resistances 9. The frequency order for $$\gamma $$-rays (a), X-rays (b), UV rays (c) is 10. Who evaluated the mass of electron infirectly with help of charge 11. Rainbow is formed due to 12. A tall man of height 6 feet, want to see his full image. Then required minimum length of the mirror will be 13. For a plano convex lens ($$\mu $$ = 1.5) has radius of curvature 10 cm. It is silvered on its plane surface. Find focal 14. By photoelectric effect, Einstein proved 15. Nuclear fission is best explained by 16. When an electron does transition from n = 4 to n = 2, then emitted line spectrum will be 17. Maximum frequency of emission is obtained for the transition 18. The cations and anions are arranged in alternate form in 19. A black body has maximum wavelength $$\lambda $$m at 2000 K. Its corresponding wavelength at 3000 K will be 20. Motion of a particle is given by equation s = (3t3 + 7t2 + 14t + 8) m. The value of acceleration of the particle at t = 21. The width of river is 1 km. The velocity of boat is 5 km/hr. The boat covered the width of river in shortest time 15 min 22. Two masses as shown in the figure are suspended from a massless pulley. The acceleration of the system when masses are l 23. A man is slipping on a frictionless inclined plane and a bag falls down from the same height. Then the velocity of both 24. A body of mass 3 kg hits a wall at an angle of 60o and returns at the same angle. The impact time was 0.2 sec. The force 25. Two projectiles of same mass and with same velocity are thrown at an angle 60o and 30o with the horizontal, then which w 26. If $$\overrightarrow F = \left( {60\widehat i + 15\widehat j - 3\widehat k} \right)$$ N and $$\overrightarrow v = \lef 27. A mass of 1 kg is thrown up with a velocity of 100 m/s. After 5 seconds, it explodes into two parts. One part of mass 40 28. As shown in the figure at point O a mass is performing vertical circular motion. The average velocity of the particle is 29. For the adjoining diagram, the correct relation between I1, I2, and I3 is, (I-moment of inertia)
30. For a hollow cylinder and a solid cylinder rolling without slipping on an inclined plane, then which of these reaches ea 31. For a planet having mass equal to mass of the earth but radius is one fourth of radius of the earth. Then escape velocit 32. A body of weight 72 N moves from the surface of earth at a height half of the radius of earth, then gravitational force 33. Gravitational force is required for 34. The bob of simple pendulum having length $$l$$, is displaced from mean position to an angular position q with respect to 35. To find out degree of freedom, the expansion is 36. Two masses $$M$$A and $$M$$B are hung from two strings of length $$l$$A and $$l$$B respectively. They are executing SHM 37. The (W/Q) of a Carnot engine is 1/6, now the temperature of sink is reduced by 62oC, then this ratio becomes twice, ther 38. The equations of two waves acting in perpendicular directions are given as
x = $$a$$cos($$\omega $$t +$$\delta $$) and 39. A string is cut into three parts, having fundamental frequencies n1, n2, n3 respectively. Then original fundamental fre 40. Electric field at centre O of semicircle of radius $$a$$ having linear charge density $$\lambda $$ given as
41. From the following diode circuit, which diode is in forward biased condition 42. Which pair do not have equal dimensions ?
1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Role of enzyme in reactions is to/as
A
decrease activation energy increase activation energy
B
increase activation energy
C
inorganic catalyst
D
none of the above.
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Which factor is responsible for inhibition of enzymatic process during feedback?
A
Substrate
B
enzymes
C
End product
D
Temperature
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Viable material of endangered species can be
preserved by :
A
Gene library
B
Gene bank
C
Gene pool
D
Herbarium
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Length of one loop of B- DNA :
A
20 nm.
B
10 nm.
C
3.4 nm.
D
0.34 nm.
Paper Analysis
Total Questions
Biology 80
Chemistry 43
Physics 42
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