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Environmental I...

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  • Question 1
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    A system of rotating crops with legume or grass pasture to improve soil structure and fertility is called as

  • Question 2
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    Global warming can be controlled by

  • Question 3
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    Depletion of which gas in the atmosphere can lead to an increase incidence of skin cancers?

  • Question 4
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    When domestic sewage mixes with river water 

  • Question 5
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    Consider the following statements (A - D) about organic farming.
    (A) Utilizes genetically modified crops like Bt cotton.
    (B) Uses only naturally produced inputs like compost.
    (C) Does not use pesticides and urea.
    (D) Produces vegetables rich in vitamins and minerals.
    Which of the above statements are correct?

  • Question 6
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    Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from

  • Question 7
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    High value of BOD (Biochemical Oxygen Demand) indicates 

  • Question 8
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    World ozone day is celebrated on __________

  • Question 9
    1 / -0

    A lake with an inflow of domestic sewage rich in organic waste may result in:

  • Question 10
    1 / -0

    Biological Oxygen Demand (BOD) is a measure of 

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