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Updated 12th Standard Biology Study Materials 2022-2023 Exams

12th Standard Biology English Medium Zoology - Microbes in Human Welfare 2 Mark Creative Question Paper and Answer Key 2022 - 2023 Study Materials Aug-26 , 2022

QB365 provides a detailed and simple solution for every Possible Creative Questions in Class 12 Biology Subject - Zoology - Microbes in Human Welfare, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.

12th Standard Biology English Medium Zoology - Microbes in Human Welfare 2 Mark Creative Question Paper and Answer Key 2022 - 2023

Zoology - Microbes in Human Welfare 2 Mark Creative Question Paper With Answer Key

12th Standard

    Reg.No. :
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Biology

Time : 00:30:00 Hrs
Total Marks : 30

    2 Marks

    15 x 2 = 30

  1. What is biological oxygen demand?

  2. What are probiotics? Give examples.

  3. What are prebiotics?

  4. What are antibiotics?

  5. Why were Chain and Florey awarded Nobel Prize?

  6. What is antibiosis?

  7. How are antibiotics classified?

  8. Give examples of two antibiotics and their mode of action

  9. What is antibiotic resistance?

  10. What is superbugt?

  11. What is zymology?

  12. What is Pasteur effect?

  13. What is oenology?

  14. Name the substrates used for production of industrial alcohol

  15. What is biodiesel?

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