Will you please provide me the University of Kashmir - Faculty of Biological Science -M.Sc in Biochemistry Exam Previous Year's Question Papers??

This is the University of Kashmir - Faculty of Biological Science -M.Sc in Biochemistry Exam Previous Year's Question Paper:

1. Which of the following has net dipole moment :
(A) CC14
(B) BF3
(0) NH3
(D) CO2
2. When milk is converted to curd its entropy :
(A) Increases
(B) Decreases
(C) Remains the same'
(D) None of the above
3. Given that :
(1) C(s) + O2(g) -7 CO2(g), H = -xkJ
(2) 2CO(g) + O2(g) -7 2C02(g) H = -ykJ
The enthalpy of formation of carbon monoxide will be :
(A) y - 2x
(B) (2x - y)/2
(C)• (y - 2x)/2
(D) 2x - y
4. What type of isomerism the following compound can exhibit?
(A) Geometrical
(B) Geometrical and optical
(C) Optical
(D) Tautomerism
5. The enzyme aldolase catalyses:
(A) formation of fructose-6-phosphate from glucose-6-phosphate
(B) oxidation of aldehyde group of glucose
(C) conversionofglyceraldehyde-S'phosphateto dihydroxyacetonephosphate
(D) formation of dihydroxyacetonephosphate and glyceraldehydephosphate
from fructose 1, 6-bisphosphate
6. Carbohydrate chain is attached •to glycophorin at
(A) 16 residue
(B) 17 residue
(C) varies between 16-17
(D) 26 residues
7. G-protein is :
(A) unimeric
(B) bimeric
(C) trimeric
(D) tetrameric
8. Membrane proteins are :
(A) symmetrically placed
(B) asymmetrically placed
(C) aligned diagonally
(D) arranged in zig-zag manner
9. The shape of cell may not be fixed (i.e. it changes) in :
(A) lactobacillus
(B) chlamydomonas
(C) amoeba
(D) spirochaetes
10. Cardiolipin is a membrane lipid and can be seen in :
(A) mitochondria
(B) chloroplast
(C) bacteria
(D) all of the above
11. ATPase an enzyme needed for muscle contraction is located in :
(A) actin
(B) troponin
(C) myosm
(D) all of the above
12. Ribozyme is alan
(A) enzyme
(B) nucleic acid
(C) protein
(D) both (A) and (B) above
13. Uniformly labelled C14-oxaloacetate is condensed with unlabelled acetyl-CoA.
After a single run around the TCA cycle back to -oxaloacetate, what fraction
of original radioactivity will be found in the oxaloacetate ?
(A) all
(B) 3/4
(C) 1/2
D) 1/4
14. An amino acid which is both ketogenic and glucogenic is
(A) tyrosine
(B) alanine
(C) leucine
(D) glutamic acid
15. You have just consumed a meal containing 200 g of carbohydrate, 40 g protein,
4:0 g fat and 20 g ethanol. How many kilo calories have you taken in
(A) 960
(B) 1040
(C) 1250
(D) 1530
16. Retro viruses are being used as vectors for the•first gene therapy experiments,
what properties of retro viruses have made them appropriate for this use:
(A) the ability to insert into the genes
(B) the ability to cause transcription of the genes they carry
(C) the ability to infect cells
(D) all of the above
17. Restriction fragment length polymorphism (RFLP) is a method to
(A) amplify DNA
(B) identify individuals
(C) regulate gene expression
(D) sequence DNA
18. Restriction enzymes cleave specific sequence in
(A) single stranded DNA
(B) single stranded RNA
(C) double stranded DNA
(D) double stranded RNA
19. The normal level of SGOT is
(A) 8-20 IU/lit
(B) 20-30 IU/lit
(C) 13-18 IU/lit
(D) 1-4 IU/lit
20. The role of topoisomerase is to :
(A) initiate transcription
(B) induce negative' supercoiling
(C) induce translation
(D) induce positive supercoiling
21. RNA polymerase binds to DNA installing itself to about (-base pairs)
(A) 60
(B) 65
(C) 75
(D) none of the above
22. In case of protein formation (translation), GTP hydrolysis is carried out by:
(A) L7 and L12 proteins of 50S subunit
(B) L7 and L17 proteins of 40S subunit
(C) L7 and L9 protein of 30S subunit
CD) L9 and L19 protein of 50S subunit
23. The % of mammalian DNA coding for protein is
(A) 3%
(B) 4%
(C) 2%
(D) 1%
24. Photosystem I is
(A) a single unit
(B) an assembly of'13 polypeptides
(C) polypeptide chain and copper ions
CD) an assembly of 13 polypeptide chain and lipids
25. I,n Addison's disease antibodies are formed against self:
(A) chief cells
(B) !cells
(C) Adrenal cells
(D) Lymph cells
,26. Xenobiotics are :
(A) natural compounds
(B) food materials
(C) proteins
(D) non-naturally occurring
27. Up to 80% diseases in developing countries can be .linked to :
(A) air pollution
(B) soil pollution
(C) water pollution
(D) thermal pollution
28. In case of SDS-PAGE, proteins are separated on the basis of :
(A) size only
(B) charge only
(C) both size' and charge
CD) none of the above
29. Northern blotting was. devised by :
(A) EM Southern
(B) Hogness and Grunstein
(C) Allwine
CD) Toubin
30. Henderson-Hasselbalch equation can be stated as
(A) pH = pK + log {base}/{acid}
(B) pH = pK + log {saltl/lacid}
(C) pK = pH + log {base}/{acid}
(D) pK = pH + log {saltl/Iacid}
31. SDS disrupts protein structure by interfering with:
(A) hydrogen bonds
(B) electrostatic interactions
(C) hydrophobic interactions
(D) covalent bonds
32. 'The vitamins absorbed from intestine along with fats are:
(A) A and D
(B) A and B
(C) A and C
(D) 13 andD )
33. Methyl hydroxyl benzene is less acidic than phenol because of :
(A) resonance effect
(B) resonance and inductive effect
(C) hyperconjugation
(D) none of the above
34. pH of a solution prepared by mixing equal volumes of two solutions with pH
6 and 3 respectively is
(A) 4.5
(B) 4.0
(C) 4.3
(D) 3.3
35. Find the odd man out
(A) lactose
(B) glucose
(C) mannose
(D) galactose
36. Asmuggler could not carry gold by depositing iron on the gold surface because:
(A) gold has higher reduction potential than iron
(B) gold is dense than iron
(C) gold has less standard reduction potential than iron
.(D) iron rusts
37. Proteins absorb maximally at 280 nm due to presence of :
(A) peptide bonds
(B) aliphatic amino acids
(C) aromatic amino acids
(D) proline
38. How many absorption peaks. one would expect to get on NMR spectra of
benzene?
(A) 6
(B) 1
(C) 2
(D) 5
39. The phase active in most cytogenetic function is :
(A) pachytene
(B) M phase
(C) interphase
(D) . meosis
40. The law of limiting factors for photosynthesis was enunciated by :
(A) Robert Hill
(B) Calvin
(C) Kranz
(D) Blackman
41. The most abundant carbohydrate in nature is
(A) cellulose
(B) starch
(C) sucrose
(D) glycogen
42. The passive absorption of mineral salts is not dependent on
(A) Osmosis.'
(B) Diffusion
(C)• Donnan equilibrium
(D) Ion exchange
43. A trace element for plant is
(A) potassium
(B) phosphorus
(C) zmc
(D) none of the above
44. The rate of transpiration directly depends on
(A) temperature
(B) vapor pressure gradient
(C) negative turgor pressure and light
(D) diffusion pressure deficit
45. The water potential and osmotic potential of pure water are
(A) 100 and zero
(B) zero and zero
(C) 100 and 100
(D) 200 and 100
46. Most of the neurons of our body are
(A) unipolar
(B) bipolar
(C) multipolar
(D) pseudopolar
47. Blood volume of human body is maintained by a hormone secreted by
(A) liver
(B) kidney
(C) heart
(D) brain
48. Which 'is derived from ectoderm?
(A) epidermis
(B) spinal cord
(C) retina
(D) all of the above
49. The early stage human embryo distinctly possesses
(A) gills
(B) gill slits
(C) extra ear (pina)
(D) eye brows
50. The relationship between sea anemone and hermit crab is called
(A) symbiosis
(B) mutualism
(C) commensalisms
(D) none of the above
51. Largest reserve of sulphur is
A) atmosphere
(B) pond
(C) ocean
D) lake
52. An unorganized mass of cell is called
(A) totiopotent
(B) explant
(C). callus
(D) corax
53. In case of incomplete dominance F2 generation have
(A) genotype ratio equal to .phenotype ratio
CB) genotype ratio is 3 : 1
CC) phenotype ratio is 3 : 1
(D) none of the above
54. Euploidy is a term applied for those mutations in which
(A) there is multiplication of chromosome number
(B) involves addition of a complete set of chromosome
CC) there is loss of few chromosomes
CD) none of the above
55. Webbed neck is a characteristic of :
(A) XXX
(B) YY
(C) X and Y
(D) XO
56. RBC placed in 0.5% NaCl solution will show
(A) bursting
(B) crenation
(C) plasmolysis
CO) turgidity
57. In z-DNA the distance (A) between imaginary aXIS and sugar phosphate
IS :
(A) 10
(B) 20
(C) 9.4
(D) 9
58. The term lipid was coined by :-
(A) J.J. Berzellius
(B) Mulder'
(C) Bloor
(D) Baylis
59. The genetic information for the construction of one whole protein is contained
In :
(A) chromosome
(B) codon
(C) gene
(D) three nucleotide
60. Antigenic determinants bind to which protein of an antibody:
(A) variable regions
(B) constant regions
(C) only light chain
(D) only heavy chain