M.Sc. (Semester (CBCS) Examination Mar/Apr-2018
Microbiology
MICROBIAL CHEMISTRY AND ENZYMOLOGY
Time: 2½ Hours
Max. Marks: 70
Instructions: Part questions 1 is compulsory. Attempt any four questions from Part II. Figures to the right indicate full marks.
Draw well labeled diagrams wherever necessary.
Part I
Q.1
Rewrite the sentences by choosing correct given below:
14
Carbohydrates contain carbon, hydrogen and oxygen in ratio




One gram of lipid yields k cal of heat.
4.5
5.4
3.9
9.3
The term lipid was first introduced by German biochemist in 1943.
McCollum
Kuhne
Berzelius
Bloor
is provitamin for Vitamin D.
Carotene
Ergosterol
Sterol
Cholesterol
Lactate dehydrogenase is example of enzyme.
s
Simple
Monomeric
Oligomeric
Dimeric
Cytochromes are conjugated proteins consisting as prosthetic group.
Iron
Sulphate
Phosphate
Nitrate
Emulsification is property of
Carbohydrates
Proteins
Fats
Amino acids
Amino acids are linked together by bonds.
Ester
Peptide
Ether
Acyl
is not globular protein.
Collagen
Ovalbumin
Haemoglobin
Amylase
10) is monosaccharide.
Maltose
Glucose
Lactose
Sucrose
11) Steroids contain sterols as group.
Alcoholic
Acidic
Aldehyde
Acyl
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SLR-UQ-531
12) are the channel proteins involved in transport across cell membrane.
Prostaglandins
Terpens
Interleukins
Porins
13) serves as chief storage form of energy in cells.
Proteins
Vitamins
Lipids
Amino acids
14) is sulphur containing amino acid.
Levine
Proline
Valine
Methionine
Part II
Q.2
Write an essay on classification of amino acids.
14
Q.3
Give brief account on nomenclature and classification of enzymes.
14
Q.4
Explain in detail modification of M-M equation with reference to Lineweaver-Burk Work.
14
Q.5
Attempt any
14
Helix coil transition
Terpens
Haemoglobin leg haemoglobin
Q.6
Attempt any
14
Enzyme specificity
Functions of Vitamins
Ramchandran plot