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Zoology - Microbes in Human Welfare Two Marks Questions

12th Standard

    Reg.No. :
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Biology

Time : 00:45:00 Hrs
Total Marks : 30
    15 x 2 = 30
  1. How is milk converted into curd? Explain the process of curd formation

  2. Give any two bioactive molecules produced by microbes and state their uses.

  3. What is biological oxygen demand?

  4. What is antibiotic resistance?

  5. What is superbugt?

  6. What is Pasteur effect?

  7. What is the significance of world biofuel day?

  8. Write the equation for fermentation of glucose

  9. What are biopesticides?

  10. What are crygenes?

  11. Give reason. (a) Flavour in Yogurt
    (b) Large holes in Swiss Cheese

  12. Name few industrial microbial products.

  13. Name few home-made microbial products.

  14. Compare Broad spectrum antibiotics with narrow-spectrum antibiotics

  15. Define (a) Antibiosis (b) Superbugs

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