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Microbes in Human Welfare

Short Answer Type

41. What is Cyclosporin A ? What is its importance ?

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42. Define statins. What is the role with respect to cholesterol ?

Statins are products of fermentation activity of yeast Monascus purpureus which inhibit the enzyme responsible for synthesis of cholesterol and thus lowers the blood -cholesterol levels.

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43. How do antibiotics act ?

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44. List two varieties of cheese and write the names of microbes used.

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45. Name two alcoholic drinks produced in each of following ways

(i) With distillation (ii) without distillation.

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One Word Answers

46. What are the large vessels in which microbes are grown on an industrial scale called?

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Short Answer Type

47. Give three uses of enzymes obtained from microbes.

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48. Name the organic acids produced industrially by microorganisms.

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49. What is sewage ? In which way can this be harmful ?

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50. What is the key difference between primary and secondary sewage treatment ?

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