Biology
1. Phylogenetic system of classification is based on 2. Which one is the wrong pairing for the disease and its causal organism? 3. Oxygenic photosynthesis occurs in 4. Which of the following is a symbiotic nitrogen fixer? 5. T.O. Diener discovered a 6. Which one of the following is a vascular cryptogam? 7. Which one of the following is considered important in the development of seed habit? 8. Mannitol is the stored food in 9. Which one of the following has haplontic life cycle? 10. Which one of the following plants is monoecious? 11. Which one of the following groups of animals is bilaterally symmetrical and triploblastic? 12. Which one of the following pairs of animals comprises 'jawless fishes'? 13. If a live earthworm is pricked with a needle on its outer surface without damaging its gut, the fluid that comes out is 14. An examples of a seed with endosperm, perisperm, and caruncle is 15. Cotyledons and testa respectively are edible parts in 16. An example of axile placentation is 17. A fruit developed from hypanthodium inflorescence is called 18. The floral formula
is that of 19. Synapsis occurs between 20. Given below is a schematic break-up of the phases/stages of cell cycle. Which one of the following is the correct indica 21. Cyclic photophosphorylation results in the formation of 22. Stroma in the chloroplasts of higher plant contains 23. Aerobic respiratory pathway is appropriately termed 24. One of the synthetic auxin is 25. Which one of the following acids is a derivative of carotenoids? 26. What is vital capacity of our lungs? 27. The haemoglobin of a human foetus 28. There is no DNA in 29. In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the h 30. Compared to blood our lymph has 31. Globulins contained in human blood plasma are primarily involved in 32. What will happen if the stretch receptors of the urinary bladder wall are totally removed? 33. Uric acid is the chief nitrogenous component of the excretory products of 34. Elbow joint is an example of 35. Which one of the following is the correct matching of three items and their grouping category? 36. Which part of human brain is concerned with the regulation of body temperature? 37. Alzheimer's disease in humans is associated with the deficiency of 38. A health disorder that results from the deficiency of thyroxine in adults and characterised by (i) a low metabolic rate, 39. Vegetative propagation in mint occurs by 40. Seminal plasma in humans is rich in : 41. Which one of the following is the correct matching
of the events occurring during menstrual cycle ? 42. Given below is a diagrammatic sketch for a
portion of human male reproductive system.
Select the correct set of the name 43. Foetal ejection reflex in human female is induced by 44. The correct sequence of spermatogenetic stages
leading to the formation of sperms in a mature
human testis is : 45. Which one of the following is the most likely
root cause why menstruation is not taking place
in regularly cycling human 46. A change in the amount of yolk and its
distribution in the egg will effect : 47. Select the incorrect statement from the
following : 48. Sickle-cell anemia is : 49. The genetic defect-adenosine deaminase (ADA)
deficiency may be cured permanently by 50. The most popularly known blood grouping is
the ABO grouping. It is named ABO and not
ABC, because "O" in it refers to ha 51. Study the pedigree chart given below :
What does it show ? 52. Semi-conservative replication of DNA was first
demonstrated in : 53. Whose experiments cracked the DNA and
discovered unequivocally that a genetic code is a
"triplet" ? 54. Removal of introns and joining the exons in a
defined order in a transcription unit is called : 55. What is not true for genetic code? 56. Peripatus is a connecting link between : 57. In the case of peppered moth (Biston betularia)
the black-coloured from became dominant over
the light-coloured form in 58. Which of following is a pair of viral diseases ? 59. Which one of the following statement is
correct ? 60. Polyethylene glycol method is used for : 61. Somaclones are obtained by : - 62. Which of the following is not used as a
biopesticide ? 63. Which one of the following pairs is wrongly
matched ? 64. Which one of the following is commonly used in
transfer of foreign DNA into crop plants ? 65. What is true about Bt toxin ? 66. Transgenic plants are the ones - 67. The bacterium Bacillus thuringiensis is widely
used in contemporary biology as - 68. What is antisense technology? 69. A country with a high rate of population growth
took measures to reduce it. The figure below
shows age-sex pyramids of p 70. Reduction in vascular tissue, mechanical tissue
and cuticle is characteristic of : 71. The correct sequence of plants in hydrosere is : 72. Which one of the following types organisms
occupy more than one trophic level in a pond
ecosystem ? 73. Which one of the following has maximum
genetic diversity in India ? 74. Tiger is not a resident in which one of the
following National Park ? 75. Palisade parenchyma is absent in leaves of - 76. In barley stem vascular bundles are - 77. The annular and spirally thickened conducting
elements generally develop in the protoxylem
when the root or stem is - 78. Anatomically fairly old dicotyledonous root is
distinguished from the dicotyledonous stem by : 79. Which one of the following correctly described
the location of some body parts in the earthworm
Pheretima ? 80. The kind of tissue that forms the supportive
structure in our pinna (external ears) is also
found in - 81. Which one of the following is correct pairing of
a body part and like kind of muscle tissue that
moves it ? 82. The cell junctions called tight, adhering and gap
junctions are found in : 83. The epithelial tissue present on the inner surface
of bronchioles and fallopian tubes is : 84. Middle lamella is composed mainly of : 85. Plasmodesmata are : 86. Cytoskeleton is made up of :
Chemistry
1. 10 g of hydrogen and 64 g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reacti 2. Maximum number of electrons in a subshell of an atom is determined by the following 3. Which of the following is not permissible arrangement of electrons in an atom ? 4. Amongst the elements with following electronic configurations, which one of them may have the highest ionisation energy 5. What is the dominant intermolecular force or bond that must be overcome in converting liquid CH3OH to a gas? 6. In which of the following molecules/ions BF3, NO$$_2^ - $$, NH$$_2^ - $$ and H2O, the central atom is sp2 hybridised? 7. According to MO theory which of the lists ranks the nitrogen species in terms of increasing bond order ? 8. The values of $$\Delta $$H and $$\Delta $$S for the reaction,
C(graphite) + CO2(g) $$ \to $$ 2CO(g)
are 170 9. From the following bond energies :
H $$-$$ H bond energy : 431.37 kJ mol$$-$$1
C $$=$$ C bond ene 10. The dissociation constants for acetic acid and HCN at 25oC are 1.5 $$ \times $$ 10$$-$$5 and 4.5 $$ \times $$ 10$$-$$ 11. The ionization constant of ammonium hydroxide is 1.77 $$ \times $$ 10$$-$$5 at 298 K. Hydrolysis constant of ammonium ch 12. What is the [OH$$-$$] in the final solution prepared by mixing 20.0 mL of 0.050 M HCl with 30.0 mL of 0.10 M Ba(OH)2? 13. Which of the following molecules acts as a Lewis acid? 14. The IUPAC name of the compound having the formula
CH$$ \equiv $$C$$-$$CH$$=$$CH2 is 15. Benzene reacts with CH3Cl in the presence of anhydrons AlCl3 to form 16. Which of the following compounds will exhibit cis-trans (geometrical) isomerism? 17. The state of hybridisation of C2, C3, C5 and C6 of the hydrocarbon,
is in the following sequence 18. Which of the following reactions is an example of nucleophilic substitution reaction? 19. Consider the following reaction :
the product Z is 20. HOCH2CH2OH on heating with periodic acid gives 21. Consider the following reaction :
the product Z is 22. Oxidation numbers of P in PO$$_4^{3 - }$$, of S in SO$$_4^{2 - }$$ and that of Cr in Cr2O$$_7^{2 - }$$ are respectively 23. Trichloroacetaldehyde, CCl3CHO reacts with chlorobenzene in presence of sulphuric acid and produces 24. Propionic acid with Br2/P yields a dibromo product. Its structure would be 25. Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO3 and conc. H2SO4. In the mixture, nitric acid 26. Predict the product.
27. The segment of DNA which acts as the instrumental manual for the synthesis of the protein is 28. Which of the following hormones contains iodine? 29. A 0.0020 m aqueous solution of an ionic compound [Co(NH3)5(NO2)]Cl freezes at $$-$$ 0.00732oC. Number of moles of ions w 30. Given :
(i) Cu2+ + 2e$$-$$ $$ \to $$ Cu, Eo = 0.337 V
(ii) Cu2+ + e$$-$$ $$ \to $$ Cu 31. The equivalent conductance of M/32 solution of a weak monobasic acid is 8.0 mho cm2 and at infinite dilution is 400 mho 32. Al2O3 is reduced by electrolysis at low potentials and high currents. If 4.0 $$ \times $$ 104 amperes of current is pass 33. For the reaction, N2 + 3H2 $$ \to $$ 2NH3, if
$${{d\left[ {N{H_3}} \right]} \over {dt}}$$ = 2 $$ \times $$ 10$$-$$4 mol 34. In the reaction,
BrO$$_{3(aq)}^ - $$ + 5Br$$_{(aq)}^ - $$ + 6H+ $$ \to $$ 3Br2(l) + 3H2O(l).
The rate of appearan 35. For the reaction A + B $$ \to $$ products, it is observed that
(i) on doubling the initial concentration of A 36. Half-life period of a first order reaction is 1386 seconds. The specific rate constant of the reaction is 37. The stability of +1 oxidation state among Al, Ga, In and Tl increases in the sequence 38. The straight chain polymer is formed by 39. Among the following which is the strongest oxidising agent? 40. Which one of the elements with the following outer orbital configurations may exhibit the largest number of oxidation st 41. Which of the following does not show optical isomerism?
(en = ethylenediamine) 42. Out of TiF62$$-$$, CoF63$$-$$, Cu2Cl2 and NiCl42$$-$$ (Z of Ti = 22, Co = 27, Cu = 29, Ni = 28) the colourless species 43. Which of the following complex ions is expected to absorb visible light?
(At. nos. Zn = 30, Sc = 21, Ti = 22, Cr = 24)
Physics
1. If the dimensions of a physical quantity are given by MaLbTc, then the physical quantity will be 2. A bus is moving with a speed of 10 ms$$-$$1 on a straight road. A scooterist wishes to overtake the bus in 100 s. If the 3. A particle starts its motion from rest under the action of a constant force. If the distance covered in first 10 seconds 4. The mass of a lift is 2000 kg. When the tension in the supporting cable is 28000 N, then its acceleration is : 5. A body, under the action of a force $$\overrightarrow F = 6\widehat i - 8\widehat j + 10\widehat k,$$ acquires an acce 6. A body of mass 1 kg is thrown upwards with a velocity 20 m/s. It momentarily comes to rest after attaining a height of 1 7. An explosion blows a rock into three parts. Two parts go off at right angles to each other. These two are, 1 kg first pa 8. A block of mass M is attached to the lower end of a vertical spring. The spring is hung from a ceiling and has force con 9. An engine pumps water continuously through a hose. Water leaves the hose with a velocity v and m is the mass per unit le 10. A thin circular ring of mass M and radius R is rotating in a horizontal plane about an axis vertical to its plane with a 11. Four identical thin rods each of mass M and length $$l$$, form a square frame. Moment of inertia of this frame about an 12. If $$\overrightarrow F $$ is the force acting on a particle having position vector $$\overrightarrow r $$ and $$\overrig 13. Two bodies of mass 1 kg and 3 kg have position vectors $$\widehat i + 2\widehat j + \widehat k$$ and $$ - 3\widehat i - 14. The figure shows elliptical orbit of a planet m about the sun S. The shaded area SCD is twice the shaded area SAB. If t1 15. A black body at 227oC radiates heat at the rate of 7 cals/cm2s. At a temperature of 727oC, the rate of heat radiated in 16. The two ends of a rod of length L and a uniform cross-sectional area A are Kept at two temperatures T1 and T2 (T1 > T 17. The internal energy change in a system that has absorbed 2 kcal of heat and done 500 J of work is 18. In thermodynamic processes which of the following statements is not true ? 19. A simple pendulum performs simple harmonic motion about x = 0 with an amplitude a and time period T. The speed of the pe 20. Which one of the following equations of motion represents simple harmonic motion ?
where k, k0, k1 and a are all positi 21. Each of the two strings of length 51.6 cm and 49.1 cm are tensioned separately by 20 N force. Mass per unit length of bo 22. A wave in a string has an amplitude of 2 cm. The wave travels in the +ve direction of x axis with a speed of 128 m/s. an 23. Three concentric spherical shells have radii a, b and c (a < b < c) anf have surface charge densities $$\sigma $$, 24. Three capacitors each of capacitance C and of breakdown voltage V are joined in series. The capacitance and breakdown vo 25. The electric potential at a point (x, y, z) is given by V = $$-$$x2y $$-$$ xz3 + 4
The electric field at that point is 26. See the electrical circuit shown in this figure. Which of the following equations is a correct equation for it ?
27. A wire of resistance 12 ohms per meter is bent to form a complete circle of radius 10 cm. The resistance between its two 28. The mean free path of electrons in a metal is 4 $$ \times $$ 10$$-$$8 m. The electric field which can give on an average 29. A student measures the terminal potential difference (V) of a cell (of emf $$\varepsilon $$ and internal resistance r) a 30. A galvanometer havings a coil resistance of 60 $$\Omega $$ shows full scale deflection when a current of 1.0 amp passes 31. The magnetic force acting on a charged particle of charge $$-$$2 $$\mu $$C in a magnetic frield of 2 T acting in y direc 32. Under the influence of a uniform magnetic field, a charged particle moves with constant speed v in a circle of radius R. 33. If a diamagnetic substance is brought near the north or the south pole of a bar magnet, it is 34. A bar magnet having a magnetic moment of 2 $$ \times $$ 104 J T$$-$$1 is free to rotate in a horizontal plane. A horizon 35. A rectangular, a square, a circular and an elliptical loop, all in the (x-y) plane, are moving out of a uniform magnetic 36. Power dissipated in an LCR series circuit connected to an A.C. source of emf $$\varepsilon $$ is 37. A conducting circular loop is placed in a uniform magnetic field 0.04 T with its plane perpendicular to the magnetic fie 38. The electric field part of an electromagnetic wave in a medium is represented by Ex = 0;
$${E_y} = 2.5{N \over C}\cos \l 39. The number of photo electrons emitted for light of a frequency $$\upsilon $$ (higher than the threshold frequency $${\up 40. Monochromatic light of wavelength 667 nm is produced by a helium neon laser. The power emitted is 9 mW. The number of ph 41. The figure shows a plot of photo current versus anode potential for a photo sensitive surface for three different radiat 42. In a Rutherford scattering experiment when a projectile of charge z1 and mass M1 approaches a target nucleus of charge z 43. The ionization energy of the electron in the hydrogen atom in its ground state is 13.6 eV. The atoms are excited to high 44. The symbolic representation of four logic gates are given below
The logic symbols for OR, NOT and NAND gates are respec 45. A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. It can detect a signal of wavelength 46. Sodium has body centred packing. Distance between two nearest atoms is 3.7 $$\mathop A\limits^ \circ $$. The lattice p
1
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
What is antisense technology?
A
RNA polymerase producing DNA
B
Production of somaclonal variants in tissue
cultures
C
When a piece of RNA that is complementary
in sequence is used to stop expression of a
specific gene
D
A cell displaying a foreign antigen used for
synthesis of antigens
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
A country with a high rate of population growth
took measures to reduce it. The figure below
shows age-sex pyramids of populations A and B
twenty years apart. Select the correct
interpretation about them : –
A
"A" is more recent shows slight reduction in
the growth rate
B
"B" is more recent showing that population
is very young
C
"A" is the earlier pyramid and no change has
occurred in the growth rate
D
"B" is earlier pyramid and shows stabilized
growth rate
3
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
Reduction in vascular tissue, mechanical tissue
and cuticle is characteristic of :
A
Xerophytes
B
Epiphytes
C
Hydrophytes
D
Mesophytes
4
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
The correct sequence of plants in hydrosere is :
A
Volvox → Hydrilla → Pistia → Scirpus →
Lantana → Oak
B
Pistia → Volvox → Scirpus → Hydrilla →
Oak → Lantana
C
Oak → Lantana → Volvox → Hydrilla →
Pistia → Scirpus
D
Oak → Lantana → Scirpus → Pistia →
Hydrilla → Volvox
Paper analysis
Total Questions
Biology
86
Chemistry
43
Physics
46
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