Industrial Biotechnology MCQ Questions & Answers

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Calyculins are natural products originally isolated from the marine

A) Mollusc B) Sea-weeds C) Sponges D) Mangrove

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which was the first amino acid to be commercially produced by microbial fermentation?

A) L-Iysine B) L-Ieucine C) L-serine D) L-glutamic acid

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Answer & Solution

Answer: Option A

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Which one of the following is most widely used for commercial production of citric acid?

A) Aspergillus niger B) Penicillium citrinum C) Gibberella fujikuori D) None of the above

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Answer & Solution

Answer: Option A

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Which of these is found in maximum amounts in "wort" used for beer production?

A) Free amino acids B) Glucose C) Maltose D) Sucrose

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Answer & Solution

Answer: Option C

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Halocins isolated from halophilic can be exploited as

A) Sunscreen agent B) Protein antibiotics C) Enzyme stabilizers D) Skin moisturisers

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Answer & Solution

Answer: Option B

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Sonti is

A) Barley beer B) Ginger beer C) Wheat beer D) Rice beer

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Answer & Solution

Answer: Option D

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Which one of the following is a characteristic of continuous culture?

A) Absence of death phase B) Presence of death phase C) Absence of exponential phase D) None of the above

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Answer & Solution

Answer: Option A

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The industrial production of vitamin B₁₂ employs

A) Propionibacterium sp. B) Pseudomonas sp. C) Both A and B D) None of the above

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Answer & Solution

Answer: Option C

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Which enzyme is used particularly when wheat is added as an adjunct during beer production?

A) Papain B) Neutral proteases C) Cellulases D) All the above

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Answer & Solution

Answer: Option C

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Rectified spirit produced in distilleries contains approximately

A) 70% ethanol B) 80% ethanol C) 95% ethanol D) 98% ethanol

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Answer & Solution

Answer: Option C

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Industrial Biotechnology MCQ Questions & Answers | Biotechnology