DEPARTMENT
OF MICROBIOLOGY
III-B.SC.,
MICROBIOLOGY- INDUSTRIAL MICROBIOLOGY
INTERNAL
EXAMINATION-II (SET A)
Paper Code: 17UMBE03 Max
Time: 3 hrs
Date: Max
Marks: 75
SECTION-A
I. Choose the correct answer for
the following questions 10X1=10
1. Raw material for the
production of ethanol is____ a) molasses (b) Cellulose (c) Sulphite liquor
(d)
None of these
2.
____ is used as phosphorous sources in media (a) Carbohydrates (b)Sulphite
waste liquor(c)Molasses (d)None
3. _____aqueous byproduct in daily
industries (a) Cheese (b) water (c) whey (d) none of these
4. Detergent is used for _____(a) cell separation (b)protein separation (c)separation (d)none
5. Cell lysis is an important operation of
the product is____a) extracellular b) heat labile c) toxic (d) intracellular
6. If the product formed is extra cellular
then the method which is not used
(a)
osmosis (b)filtration (c)chromatography
(d)freeze thawing
7. After the fermentation is over, ethanol is
recovered by____a) Distillation b) centrifugation
c) filtration d) agitation
8. ___is a product on conversion of
alcohol to acetic acid by acetic acid bacteria a) acid b)alcohol
c)Vineger d)ethanol
9. The Citric acid is an intermediate of
____cycle a) Kreb’s b) TCA
c) glycolysis d) a and b
10. ____is the yeast used for the fermentation
of must a) S. cerevisiae b) S. ellipsoideus c)
Aspergillus d) none
SECTION-B
II. Answer all
the following questions 5X2=10
11.
Write
about the sources of media. 12. What are all the bioreactors used for solid state
fermentation?
13.
Define cell harvesting methods. 14. Write about wine and its
types.
15. Define
brewing process.
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