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Biotechnology - Vinegar and Citric Acid

Exercise : Vinegar and Citric Acid - Section 1
  • Vinegar and Citric Acid - Section 1
6.
What is the pH of the medium when sucrose is used as substrate for the production of citric acid?
3
4
5
6
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
In liquid surface culture process for the fermentation to produce citric acid,
A. niger is used with solid substrate as sweet potato
A. niger floats on the surface of solution
Fungal mycelium grows through out the solution in a deep tank
both (a) and (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
In koji process for the fermentation to produce citric acid,
A. niger is used with solid substrate as sweet potato
A. niger floats on the surface of solution
Fungal mycelium grows through out the solution in a deep tank
both (a) and (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
What is the pH of the medium when molasses is used as substrate for the production of citric acid?
3
4
5
6
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which of the following nitrogen sources is added in the fermentation medium of citric acid production?
Ammonium salt
Urea
Both (a) and (b)
Peptone
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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