Biotechnology - Ethanol Production

Exercise :: Ethanol Production - Section 1

  • Ethanol Production - Section 1
6. 

As the fermentation for the ethanol production is over, the cells are separated to get the biomass of yeast cells that is used

A. for next fermentation
B. as single cell protein for animal feed
C. as manure
D. all of the above

Answer: Option B

Explanation:

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7. 

The fermentor can be sterilized by

A. keeping it in the oven
B. steam under pressure
C. boiling
D. all of these

Answer: Option B

Explanation:

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8. 

Candida utilis is used for the fermentation of waste sulphate liquor since it ferments

A. hexoses only
B. pentoses only
C. both hexoses and pentoses
D. none of these

Answer: Option C

Explanation:

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9. 

Yeast is used in the production of

A. ethyl alcohol
B. acetic acid
C. cheese
D. curd

Answer: Option A

Explanation:

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10. 

S cerevisiae start producing ethanol with in

A. 10 h
B. 12 h
C. 15 h
D. 24 h

Answer: Option B

Explanation:

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