Biology
1. In which one of the following do the two names refer to one and same thing? 2. Juicy hair-like structures observed in the lemon fruit develop from 3. Which one of the following is wrong in relation to photorespiration? 4. In sugarcane plant 14CO2 is fixed to malic acid, in which the enzyme that fixes CO2 is 5. Which fractions of the visible spectrum of solar radiations are primarily absorbed by carotenoids of the higher plants? 6. Stomata of CAM plants 7. Which element is located at the centre of the porphyrin ring in chlorophyll? 8. Differentiation of shoot is controlled by 9. In alcohol fermentation 10. Nicotiana sylvestris flowers only during long days and N.tabacum flowers only during short days. If raised in the labora 11. The major role of minor elements inside living organisms is to act as 12. Plants deficient of element zinc, show its effect on the biosynthesis of plant growth hormone 13. Which one of the following concerns photophosphorylation? 14. The cardiac pacemaker in a patient fails to function normally. The doctors find that an artificial pacemaker is to be gr 15. In the ABO system of blood groups, if both antigens are present but no antibody, the blood group of the individual would 16. Bundle of His is a network of 17. If Henle's loop were absent from mammalian nephron, which one of the following is to be expected? 18. Which one of the following pairs correctly matches a hormone with a disease resulting from its deficiency? 19. What used to be described as Nissl's granules in a nerve cell are now identified as 20. In a flowering plant, archesporium gives rise to 21. Sexual reproduction in Spirogyra is an advanced feature because it shows 22. Biosystematics aims at 23. Species are considered as 24. In which kingdom would you classify the archaea and nitrogen-fixing organisms, if the five-kingdom system of classificat 25. Chromosomes in a bactertial cell can be 1 $$-$$ 3 in number and 26. Which one of the following statements about viruses is correct? 27. Viruses are no more ''alive'' than isolated chromosomes because 28. Phenetic classification of organisms is based on 29. Tobacco mosaic virus is a tubular filament of size 30. Test tube baby means a baby born when 31. Which one of the following pairs of plants are not seed producers? 32. Which one pair of examples will correctly represent the grouping spermatophyta according to one of the schemes of classi 33. Plants reproducing by spores such as mosses and ferns are grouped under the general term 34. During the life-cycle, Fasciola hepatica (liver fluke) infects its intermediate host and primary host at the following l 35. Given below are four matchings of an animal and its kind of respiratory organ :
(A) Silver fish & 36. The chief advantage of encystment of an Amoeba is 37. Bartholin's glands are situated 38. Sycon belongs to a group of animals, which are best described as 39. Ommatidia serve the purpose of photoreception in 40. Systemic heart refers to 41. Which one of the following is a matching pair of an animal and a certain phenomenon it exhibits? 42. Which group of vertebrates comprises the
highest number of endangered species ? 43. Christmas disease is another name for : - 44. Carcinoma refers to : - 45. Short-lived immunity acquired from mother to
foetus across placenta or through mother's milk
to the infant is categorise 46. During anaerobic digestion of organic waste,
such as in producing biogas, which one of the
following is left undergraded 47. Maximum application of animal cell culture
technology today is in the production of : - 48. Which of the following plants are used as green
manure in crop fields and in sandy soils ? 49. ELISA is used to detect viruses, wherethe key reagent is :- 50. In recent years, DNA sequences (nucleotide
sequence) of mt-DNA and Y chromosomes were
considered for the study of human 51. Which one of the following bacteria has found
extensive use in genetic engineering work in
plants ? 52. Mycorrhiza is an example of :- 53. Which endangered animal is the source of the
world's finest, lightest, warmest and most
expensive wool - the shahtoosh ? 54. Which one of the following is categorised under
living fossils ? 55. The cells of the quiescent centre are characterised
by : - 56. The apical meristem of the root is present 57. In which one of the following nitrogen is not a
constituent ? 58. The aleurone layer in maize grain is specially
rich in :- 59. Chlorenchyma is known to develop in the : - 60. Diffuse porous wood is characteristics of those
plants which are growing in : - 61. Cellular totipotency is demonstrated by :- 62. Which one of the following contains the largest
quantity of extracellular material ? 63. Coconut milk factor is 64. Darwin in his 'Natural Selection Theory' did not
believe in any role of which one of the following
in organic evolution 65. During embryonic development, the establishment
of polarity along anterior/posterior, dorsal/ventral
or medial/lateral a 66. Two opposite forces operate in the growth and
development of every population. One of them
relates to the ability to rep 67. Pattern baldness, moustaches and beard in
human males are examples of : - 68. Down's syndrome is caused by an extra copy of
chromosome number 21. What percentage of
offspring produced by an affected 69. Which one of the following traits of garden pea
studied by Mendel was a recessive feature ? 70. Two crosses between the same pair of genotypes
or phenotypes in which the sources of the
gametes are reversed in one cro 71. In Drosophila, the sex is determined by : - 72. Which one of the following conditions though
harmful in itself, is also a potential saviour from
a mosquito borne infect 73. The genes controlling the seven pea characters
studied by Mendel are now known to be located
on how many different chrom 74. In the genetic code dictionary, how many
codons are used to code for all the 20 essential
amino acids : - 75. What would happen if in a gene encoding a
polypeptide of 50 amino acids, 25th codon
(UAU) is mutated to UAA ? 76. Industrial melanism is an example of : - 77. Convergent evolution is illustrated by : - 78. During translation initiation in prokaryotes, a
GTP molecule is needed in : - 79. Which one of the following triplet codes, is
correctly matched with its specificity for an
amino acid in protein synthes 80. Which one of the following describes correctly
the homologous structures ? 81. In a random mating population in equilibrium,
which of the following brings about a change in
gene frequency in a non-di 82. Which one of the following sequences was
proposed by Darwin and Wallace for organic
evolution ? 83. During transcription, the DNA site at which
RNA polymerase binds is called :- 84. Degeneration of a genetic code is attributed to
the : - 85. What does "lac" refer to in what we call the lac
operon ? 86. Random genetic drift in a population probably
results from
Chemistry
1. Which one of the following characteristics of the transition metals is associated with their catalytic activity? 2. The number of unpaired electrons in the complex ion [CoF6]3$$-$$ is
(Atomic no. : Co = 27) 3. Among the following which is not the $$\pi $$-bonded organometallic compound? 4. The basic character of the transition metal monoxides follows the order
(Atomic no's. Ti = 22, V = 23, Cr = 24, Fe = 26) 5. $$A$$ and $$B$$ in the following reactions are :
6. Glycolysis is 7. The final product C, obtained in this reaction
would be 8. In a set of the given reactions, acetic acid yielded a product C.
Product $$C$$ would be 9. Vitamin B12 contains 10. When $$m$$-chlorobenzaldehyde is treated with 50% KOH solution, the product(s) obtained is (are) 11. In this reaction :
CH3CHO + HCN $$ \to $$ CH3CH(OH)CN
  12. Phospholipids are esters of glycerol with 13. Chargaff's rule states that in an organism 14. The temperature dependence of rate constant (k) of a chemical reaction is written in terms of Arrhenius equation, $$k = 15. If the rate of the reaction is equal to the rate constant, the order of the reaction is 16. The reaction A $$ \to $$ B follows first order kinetics. The time taken for 0.8 mole of A to produce 0.6 mole of B is 1 17. On the basis of the information available from the reaction,
4/3Al + O2 $$ \to $$ 2/3Al2O3, $$\Delta $$G = 18. The activation energy for a simple chemical reaction A $$\rightleftharpoons$$ B is E$$a$$ in forward direction.
The acti 19. The e.m.f. of a Daniell cell at 298 K is E1.
When the concentration of ZnSO4 is 1.0 M and that of CuSO4 is 0.01 M, the 20. Which one of the following compounds is not a protonic acid? 21. The radioistope, tritium ($${}_1^3$$H) has a half-life of 12.3 years. If the initial amount of tritium is 32 mg, how man 22. The correct order of ionic radii of Y3+, La3+, Eu3+ and Lu3+ is
(Atomic nos. Y = 39, La = 57, Eu = 63, Lu = 71) 23. The equilibrium constants of the following are
N2 + 3H2 $$\rightleftharpoons$$ 2NH3; K1
N2 24. The ions O2$$-$$, F$$-$$, Na+, Mg2+ and Al3+ are isoelectronic. Their ionic radii show 25. The velocity of Planck's constant is 6.63 $$ \times $$ 10$$-$$34 J s.
The velocity of light is 3.0 $$ \times $$ 108 m 26. Which one of the following statements is not correct for sigma- and pi- bonds formed between two carbon atoms? 27. For which one of the following equations is $$\Delta $$Horeact equal to $$\Delta $$Hof for the product ? 28. For the reaction,
C3H8(g) + 5O2(g) $$ \to $$ 3CO2(g) + 4H2O(l)
at constant temperature, $$\Delta $$H $$-$$ $$\Delt 29. The densities of graphite and diamond at 298 K are 2.25 and 3.31 g cm$$-$$3, respectively. If the standard free energy d 30. What is the entropy change (in J K$$-$$1 mol$$-$$1) when one mole of ice is converted into water at 0oC? (The enthalpy c 31. The molar heat capacity of water at constant pressure, C, is 75 J K$$-$$1 mol$$-$$1. When 1.0 kJ of heat is supplied to 32. Formation of solution from two components can be considered as
(i) Pure solvent $$ \to $$ separated solvent m 33. Which one of the following statements is not true? 34. The solubility product of AgI at 25oC is 1.0 $$ \times $$ 10$$-$$16 mol2 L$$-$$2. The solubility of AgI in 10$$-$$4 N so 35. The reaction quotient (Q) for the reaction N2(g) + 3H2(g) $$\rightleftharpoons$$ 2NH3(g) is given by $$Q = {{{{\left[ 36. Which one of the following orders of acid strength is correct ? 37. Name of the compound given below is
38. The correct order of reactivity towards the electrophilic substitution of the compounds aniline (I), benzene (II) and ni 39. The compound
on reaction with NaIO4 in the presence of KMnO4 gives 40. Which of the following pairs of compounds are enantiomers? 41. Which one of the following is a free-radical substitution reaction ? 42. The oxidation states of sulphur in the anions
SO3$${_3^{2 - }}$$, S2O$${_4^{2 - }}$$ and S2O$${_6^{2 - }}$$ follow t
Physics
1. J.J. Thomson's cathode-ray tube experiment demonstrated that 2. Fuse wire is a wire of 3. A charged particle moves through a magnetic field in a firection perpendicular to it. Then the 4. A diamagnetic material in a magnetic field moves 5. A long solenoid carrying a current producess a magnetic field B along its axis. If the current is doubled and the number 6. Two 220 volt, 100 watt bulbs are connected first in series and then in parallel. Each time the combination is connected 7. An electric kettle has two heating coils. When one of the coils is connected to an a.c. source, the water in the kettle 8. In a Wheatstone's bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, 9. A bar magnet is oscillating in the Earth's magnetic field with a period T. What happens to its period and motion if its 10. According to Curie's law, the magnetic susceptibility of a substance at an absolute temperature $$T$$ is proportional to 11. Which of the following rays are not electromagnetic waves ? 12. We consider the radiation emitted by the human body. Which one of the following statements is true? 13. A convex lens is dipped in a liquid whose refractive index is equal to the refractive index of the lens. Then its focal 14. A charge q is located at the centre of a cube. The electric flux through any face is 15. A photoelectric cell is illuminated by a point source of light 1 m away. When the source is shifted to 2 m then 16. An equiconvex lens is cut into two halves along (i) XOX' and (ii) YOY' as shown in the figure. Let $$f,f',$$ $$f''$$ 17. In which of the following systems will the radius of the first orbit (n = 1) be minimum ? 18. Reverse bias applied to a junction diode 19. The mass of proton is 1.0073 u and that of neutron is 1.0087 u (u = atomic mass unit). The binding energy of $${}_2^4$$ 20. If a full wave rectifier circuit is operating from 50 Hz mains, the fundamental frequency in the ripple will be 21. An electron is moving round the nucleus of a hydrogen atom in a circular orbit of radius r. The Coulomb force $$\overrig 22. Solar energy is mainly caused due to 23. The volume occupied by an atom is greater than the volume of the nucleus by a factor of about 24. A body of mass m is placed on earth's surface which is taken from earth surface to a height of h = 3R, then change in gr 25. If a ball is thrown vertically upwards with speed u, the distance covered during the last t seconds of its ascent is 26. A monkey of mass 20 kg is holding a vertical rope. The rope will not break when a mass of 25 kg is suspended from it bu 27. The vector sum of two forces is perpendicular to their vector differences. In that case, the forces 28. A particle moves along a circle of radius $$\left( {{{20} \over \pi }} \right)$$ m with constants tangential acceleratio 29. A man weight 80 kg. He stands on a weighting scale in a lift which is moving upwards with a uniform acceleration of 5 m 30. When a long spring is stretched by 2 cm, its potential energy is U. If the spring is stretched by 10 cm, the potential e 31. A ball rolls without slipping. The radius of gyration of the ball about an axis passing through its centre of mass is K. 32. A stationary particle explodes into two particles of masses m1 and m2 which move in opposite directions with velocities 33. A solid cylinder of mass M and radius R rolls without slipping down an inclined plane of length L and height h. What is 34. A thin circular ring of mass M and radius r is rotating about its axis with a constant angular velocity $$\omega $$. Fou 35. A stone is tied to a string of length $$l$$ and is whirled in a vertical circle with the other end of the string as the 36. The acceleration due to gravity on the planet A is 9 times the acceleration due to gravity on planet B. A man jumps to a 37. Consider a compound slab consisting of two different materials having equal thicknesses and thermal conductivities K and 38. Two spheres of masses m and M are situated in air and the gravitational force between them is F. The space around the ma 39. Which one of the following statements is true for the speed v and the acceleration a of a particle executing simple harm 40. A particle of mass m oscillates with simple harmonic motion between points x1 and x2, the equilibrium position being O. 41. An ideal gas heat engine operates in a Carnot cycle between 227oC and 127oC. It absorbs 6 kcal at the height temperature 42. In case of a forced vibration, the resonance peak becomes very sharp when the 43. The time period of mass suspended from a spring is T. If the spring is cut into four equal parts and the same mass is su 44. The potential energy of a simple harmonic oscillator when the particle is half way to its end point is 45. Three capacitors each of capacity 4 $$\mu $$F are to be connected in such a way that the effective capacitance is $$6\mu 46. Barrier potential of a p-n junction diode does not depened on 47. A man throws balls with the same speed vertically upwards one after the other at an interval of 2 seconds. What should b
1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Among the following which is not the $$\pi $$-bonded organometallic compound?
A
K [PtCl3 ($$\eta $$2 $$-$$ C2H4)]
B
Fe ($$\eta $$5 $$-$$ C5H5)2
C
Cr ($$\eta $$6 $$-$$ C6H6)2
D
(CH3)4Sn
2
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
The basic character of the transition metal monoxides follows the order
(Atomic no's. Ti = 22, V = 23, Cr = 24, Fe = 26)
(Atomic no's. Ti = 22, V = 23, Cr = 24, Fe = 26)
A
VO > CrO > TiO > FeO
B
CrO > VO > FeO > TiO
C
TiO > FeO > VO > CrO
D
TiO > VO > CrO > FeO
3
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
$$A$$ and $$B$$ in the following reactions are :
A
B
C
D
4
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Glycolysis is
A
oxidation of glucose to glutamate
B
conversion of pyruvate to citrate
C
oxidation of glucose to pyruvate
D
conversion of glucose to haem.
Paper Analysis
Total Questions
Biology 86
Chemistry 42
Physics 47
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