Class X

What is coliform?
  1. Group of bacteria
  2. Group of viruses
  3. Group of microoragnisms
  4. Group of diseases
Floods can be prevented by
  1. Afforestation
  2. Removing top soil
  3. Deforestation
  4. Agriculture
Why should we conserve forest and wild life?
  1. To protect biodiversity
  2. To maintain ecosystem
  3. To maintain balance
  4. To continue food chain
Narmada bachao andolan was to
  1. Clean narmada
  2. Expand narmada
  3. Save narmada
  4. None of these
Which of the following is best method from environment point of view?
  1. Reduce
  2. recycle
  3. reuse
  4. all of above
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