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12th Standard English Medium Biology (Zoology) Subject Environmental Issues Creative 2 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Biology

Time : 01:00:00 Hrs
Total Marks : 10

    2 Marks

    5 x 2 = 10
  1. Define air pollution.

  2. What are agrochemicals?

  3. What is meant by accelerated eutrophication?

  4. Complete the following:
    (a) Smoke +_____ = Smog

  5. What is ozone depletion? How is it caused?

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