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For the recovery of citric acid after fermentation, Ca(OH)2 is added to the slurry to

July 27, 2022 by QuizMaster

Question: For the recovery of citric acid after fermentation, Ca(OH)2 is added to the slurry to
[A].

precipitate calcium carbonate

[B].

precipitate calcium citrate

[C].

precipitate calcium phosphate

[D].

precipitate calcium sulphate

Answer: Option B

Explanation:

No answer description available for this question.

Carpenter, Plumber, Electrician

July 27, 2022 by QuizMaster

Question: Carpenter, Plumber, Electrician
[A].

Doctor

[B].

Blacksmith

[C].

Professor

[D].

Lawyer

Answer: Option B

Explanation:

Carpenter, Plumber, Electrician and Blacksmith are in same working category.

In submerged process for the fermentation to produce citric acid,

July 27, 2022 by QuizMaster

Question: In submerged process for the fermentation to produce citric acid,
[A].

A. niger is used with solid substrate as sweet potato

[B].

A. niger floats on the surface of solution

[C].

Fungal mycelium grows through out the solution in a deep tank

[D].

both (a) and (b)

Answer: Option C

Explanation:

No answer description available for this question.

In liquid surface culture process for the fermentation to produce citric acid,

July 27, 2022 by QuizMaster

Question: In liquid surface culture process for the fermentation to produce citric acid,
[A].

A. niger is used with solid substrate as sweet potato

[B].

A. niger floats on the surface of solution

[C].

Fungal mycelium grows through out the solution in a deep tank

[D].

both (a) and (b)

Answer: Option B

Explanation:

No answer description available for this question.

In koji process for the fermentation to produce citric acid,

July 27, 2022 by QuizMaster

Question: In koji process for the fermentation to produce citric acid,
[A].

A. niger is used with solid substrate as sweet potato

[B].

A. niger floats on the surface of solution

[C].

Fungal mycelium grows through out the solution in a deep tank

[D].

both (a) and (b)

Answer: Option A

Explanation:

No answer description available for this question.

Which of the following nitrogen sources is added in the fermentation medium of citric acid production?

July 27, 2022 by QuizMaster

Question: Which of the following nitrogen sources is added in the fermentation medium of citric acid production?
[A].

Ammonium salt

[B].

Urea

[C].

Both (a) and (b)

[D].

Peptone

Answer: Option C

Explanation:

No answer description available for this question.

Lungs, Liver, Kidney

July 27, 2022 by QuizMaster

Question: Lungs, Liver, Kidney
[A].

Neck

[B].

Testis

[C].

Heart

[D].

Nose

Answer: Option C

Explanation:

As Lungs, Liver and Kidney are internal part of the body, in the same way ‘heart’ is also an internal organ.

Ethanol is oxidized to acetic acid aerobically using

July 27, 2022 by QuizMaster

Question: Ethanol is oxidized to acetic acid aerobically using
[A].

Acetobacter

[B].

Gluconobacter

[C].

both (a) and (b)

[D].

Lactobacillus

Answer: Option C

Explanation:

No answer description available for this question.

GULLIBLE

July 27, 2022 by QuizMaster

Question: GULLIBLE
[A].

Incredulous

[B].

Fickle

[C].

Easy

[D].

Stylish

Answer: Option A

Explanation:

No answer description available for this question.

Malt vinegar is produced from

July 27, 2022 by QuizMaster

Question: Malt vinegar is produced from
[A].

fruit juices

[B].

malted grain

[C].

ethanol

[D].

ale

Answer: Option B

Explanation:

No answer description available for this question.