M.Sc. (Semester IV) (CBCS) Examination Mar/Apr-2018
Biotechnology
INDUSTRIAL AND ENVIRONMENTAL BIOTECHNOLOGY
Time: 2½ Hours
Max. Marks: 70
Instructions: Section is compulsory. Attempt any 4 question from part- II.
Section I
Q.1

Multiple Choice Questions
07
The organism used in the fermentation of Beer is
S. cerevisiae
Aspergillus
Fusarium
Penicillium
Purification of biotechnological product from fermented broth is known as
Product recovery
Downstream processing
Upstream processing
Both A B
Preservation of biological products at lower temperatures is called
Cryopreservation
Lyophilisation
Freezing drying
Low temperature
Large scale cultivation of algae is carried out in
Fixed bioreactors
Fluidized reactors
Photo bioreactors
Pulse reactors
Phenyl acetic acid is used as a precursor in production.
Penicillin G
Penicillin V
Penicillin M
Cyclosporine
is used in bioreactors for oxygen/air supply in bioreactors.
Baffles
Impellers
Spargers
Both B C
Corynebacterium glutamicum is used in the production of
Alcohol
Amylases
Acetic acid
Glutamic acid
B)Define the following terms:
07
Fermentors
Batch fermentation
Biotransformation
Downstream Processing
Environmental ethics
Xenobiotics
Bioindicators
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SLR-UE-108
Section II
Q.2
Explain in brief the chromatographic techniques for purification of desired product from fermented broth.
14
Q.3
What is scale up process? Write in detail production of any two antibiotics.
14
Q.4
Discuss in detail about the environment protection and conservation.
14
Q.5
Answer any two from the following:
14
a)Liquid liquid separation
b)Continuous fermentation
c)Penicillin production
Q.6
Answer any two from the following:
14
a)Non-conventional energy sources
b)Physical and chemical methods for effluent treatment
c)Wine production