Self Studies

Environment iss...

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  • Question 1
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    Which of the following radioactive medical wastes poses the greatest risk to health?

  • Question 2
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    What happens to DDT once it is consumed by the cattle?

  • Question 3
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    Choose the correct alternative from the following options.

    A: Antarctic ozone depletion is least during spring.
    B: Sunlight plays a major role in ozone depletion.

  • Question 4
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    What is the thickness of layer of ozone formed by a typical column of 300 Dobson units of atmospheric zone?

  • Question 5
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    How does the presence of nitrogen oxides in the air affect humans?

  • Question 6
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    Which of the following compounds has the maximum ozone depleting potential (ODP)?

  • Question 7
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    Which of the following air pollution control devices helps prevent the formation of acid rain?

  • Question 8
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    What role do incinerators play in air pollution control devices?

  • Question 9
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    Which of the following metals is not used in catalytic converters to treat unburnt hydrocarbons?

  • Question 10
    1 / -0

    Higher content of nitrogen oxides in air is associated with

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