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.
SECTION-C
III. Answer the following questions 5x5=25
16.
Write
briefly about the characteristics
of industrial medium.
17. Can you briefly
explain about the fermentation methods?
18. Describe in
detailed about solid state fermentation.
19. What can you say
about wine production?
20. How would you
describe the citric acid production?
SECTION-D
IV. Answer the following 3x10=30
21.
How could you summarize Downstream processing?
22. Can you describe in
detail about ethanol production?
23. How would you describe in detail
about beer production?
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