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