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12th Grade > Biology

MICROBES IN HUMAN WELFARE MCQs

Total Questions : 51 | Page 6 of 6 pages
Question 51. Match the following list of bioactive substances and their roles:
Bio active SubstanceRole(i) Statin(a) Removal of oil stains(ii) Cyclosporin A(b) Removal of clots from blood vessels(iii) Streptokinase(c) Lowering of blood cholesterol(iv) Lipase(d) Immunosuppressive agent
  1.    i-b, ii-c, iii-a, iv-d
  2.    i-d, ii-b, iii-a, iv-c
  3.    i-d, ii-a, iii-d, iv-c      
  4.    i-c, ii-d, iii-b, iv-a
 Discuss Question
Answer: Option D. -> i-c, ii-d, iii-b, iv-a
:
D
Some compounds produced by microbes have therapeutic benefits that exceed their antibiotic applications. For example, statins are a class of compounds produced by fungi that inhibit the production of cholesterol. Another bioactive molecule called Cyclosporin A produced by the fungus Trichoderma polysporum,is used as an immunosuppressive agent in organ-transplant patients to ensure that the new organ is not rejected by the recipient and it integrated into the recipient’s body seamlessly. Streptokinase is a protein produced by the bacterium Streptococcus that enhances the action of a human protein that clears blood clots. Lipase is an enzyme that digests lipids. It is used for digesting oily stains on clothes. Some important lipase-producing bacterial genera include Bacillus, Pseudomonas and Burkholderia.

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