Industrial Biotechnology MCQ Questions & Answers | Biotechnology Page-5 section-1

41.
Curacin - A is a potent anti-tumour agent obtained from a marine

A. Actinomycetes

B. Cyanobacterium

C. Aspergillus

D. Coral reef

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42.
A microbial product can be extracted from fermentation broth by

A. Chromatography

B. Chemical derivatisation

C. Fractional precipitation

D. All the above

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43.
Biodiesel is produced from fats/oil through a process known as

A. Esterification

B. Hydrolysis

C. Transesterification

D. Condensation

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44.
Saccharomyces cerevisiae is called "top yeast" because it

A. Produces "top" quality

B. Rises to wines of the surface (top) during the fermentation process

C. Requires "top quality" of substrates during the fermentation process

D. Is commonest yeast-producing alcohol

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45.
The malolactic fermentation is encouraged by species of

A. Lactobacillus

B. Pediococcus

C. Saccharomyces

D. Leuconostoc

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46.
Fill in the blanks with appropriate option: vinegar is a liquid consisting of acetic acid produced by the fermentation of . . . . . . . . by . . . . . . . .

A. Glucose, S. cerevisiae

B. Ethanol, A. aceti

C. Lactose, L. acidophilus

D. Starch, B. amyloliquefaciens

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47.
Product of fermentation of glucose by yeast is

A. (C₆H₁₀O₅)n

B. C₂H₅OH

C. C₆H₁₂O₆

D. CH₃OH

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48.
Commercial production of rum is based on

A. Molasses

B. Corn steep liquor

C. Wheat and barley grains

D. Sulfite waste liquor

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49.
Yeast is used for the preparation of

A. Acetic acid

B. Curd

C. Ethyl alcohol

D. Cheese

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50.
Which one of the following materials is a bioplastic?

A. Polypropylene

B. Alginate

C. Polyhydroxybutyrate

D. Dextran

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Industrial Biotechnology MCQ Questions & Answers | Biotechnology

41. Curacin - A is a potent anti-tumour agent obtained from a marine

Answer & Solution

42. A microbial product can be extracted from fermentation broth by

Answer & Solution

43. Biodiesel is produced from fats/oil through a process known as

Answer & Solution

44. Saccharomyces cerevisiae is called "top yeast" because it

Answer & Solution

45. The malolactic fermentation is encouraged by species of

Answer & Solution

46. Fill in the blanks with appropriate option: vinegar is a liquid consisting of acetic acid produced by the fermentation of . . . . . . . . by . . . . . . . .

Answer & Solution

47. Product of fermentation of glucose by yeast is

Answer & Solution

48. Commercial production of rum is based on

Answer & Solution

49. Yeast is used for the preparation of

Answer & Solution

50. Which one of the following materials is a bioplastic?

Answer & Solution

41.
Curacin - A is a potent anti-tumour agent obtained from a marine

42.
A microbial product can be extracted from fermentation broth by

43.
Biodiesel is produced from fats/oil through a process known as

44.
Saccharomyces cerevisiae is called "top yeast" because it

45.
The malolactic fermentation is encouraged by species of

46.
Fill in the blanks with appropriate option: vinegar is a liquid consisting of acetic acid produced by the fermentation of . . . . . . . . by . . . . . . . .

47.
Product of fermentation of glucose by yeast is

48.
Commercial production of rum is based on

49.
Yeast is used for the preparation of

50.
Which one of the following materials is a bioplastic?