Biotechnology - Ethanol Production

Why Biotechnology Ethanol Production?

In this section you can learn and practice Biotechnology Questions based on "Ethanol Production" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence.

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You can easily solve all kind of Biotechnology questions based on Ethanol Production by practicing the objective type exercises given below, also get shortcut methods to solve Biotechnology Ethanol Production problems.

Exercise :: Ethanol Production - Section 1

  • Ethanol Production - Section 1
1. 

If starch containing substrates are used for ethanol production, yeast strain can't be used directly because

A. it doesn't contain amylases to hydrolyze starch
B. starch is not a suitable substrate for the production of ethanol
C. it is converted to pentose sugar
D. none of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

2. 

Which of the following is used to check vortex and to improve aeration efficiency in a fermentor?

A. Impeller
B. Baffles
C. Sparger
D. All of these

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

3. 

What are different substrates used for ethanol production?

A. Starch containing substrate
B. Juices from sugarcane or molasses or sugar beet
C. Waste product from wood or processed wood
D. All of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

4. 

Which of the following is used for aeration in a fermentor?

A. Impeller
B. Baffles
C. Sparger
D. All of these

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

5. 

Ethanol is produced by

A. continuous fermentation
B. batch fermentation
C. both (a) and (b)
D. none of these

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.