M.Sc. (Semester III) (CBCS) Examination Oct/Nov-2017
Biotechnology
INDUSTRIAL AND ENVIRONMENTAL BIOTECHNOLOGY
Day Date: Thursday, 16-11-2017 Max. Marks: 70
Time: 02.30 PM to 05.00 PM
Instructions: Section I is compulsory.
Answer any Four questions from section II.
Section I
Q.1 Multiple Choice Question: 07
Starch hydrolyzing enzyme can be obtained by using
A. oryzae S. Cerevisiae
B. licheniformis Both A C
2 The method for preservation of biological component by dehydrating it
at lower temperature is called as
Cryopreservation Lyophilisation
Freezing- drying Both B C
3 The Production of algal biomass can be done by using
Fluidized bioreactor Fixed bed bioreactor
Pulsed bioreactor Photobioreactors
4 acts as a nitrogen source in fermentation medium.
Molasses Hydrocarbons
Acid wood hydrolysate Corn steep liquor
5 Out of following is found to be most carcinogenic.
PAH Heavy metals
Textile dyes Air Pollutants
6 Phenyl acetic acid acts as a precursor for the production of
Penicillin V Penicillin G
Penicillin M Cyclosporin
7 In Bioreactors are used to prevent vortex formation.
Spargers Impellers
Baffles Both B C
Define the following terms: 07
Production Strain
Bioreactor
Production medium
Single cell proteins
Bioremediation
Bioindicators
Xenobiotic
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SLR-ME-106
Section II
Q.2 Explain the chromatographic techniques use in purification of desired product
from fermented broth.
14
Q.3 Write in details about treatment of the industrial effluent with labeled diagrams. 14
Q.4 Discuss the energy source involved in fermentation process. 14
Q.5 Answer any two from the following: 14
Wine production
Citric acid production
Solid liquid separation
Q.6 Answer any two from the following: 14
Non-conventional energy sources.
Types of Air Pollution Control methods.
Effect of heavy metals on environment.