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Environmental C...

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  • Question 1
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    Assertion(A) : Rainwater normally has a $$pH$$ $$= $$ 5.6


    Reason (R) : This is due to the presence of $$H_{2}SO_{4}$$ and $$HNO_{3}$$ produced from oxides of sulphur and nitrogen.

  • Question 2
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    An environment-friendly herbicide is:

  • Question 3
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    Reproductive organs and kidneys are effected due to pollution by:

  • Question 4
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    Assertion (A): The oxides of nitrogen and sulphur combine with rainwater and come down as acid rain.
    Reason (R): Acid rains cause depletion of ozone layer.

  • Question 5
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    The type of pollution caused by spraying DDT is:

  • Question 6
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    DDT can act as:

  • Question 7
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    The viable particulate among the following is:

  • Question 8
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    Why is the concentration of ozone less over the north and south poles?

  • Question 9
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    Smog, a common pollutant in the places having mostly

  • Question 10
    1 / -0

    Carbamates are:

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