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Environmental C...

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  • Question 1
    1 / -0

    Ozone higher up in the atmosphere acts as a shield to prevent UV rays from reaching the Earth's surface These UV rays are responsible for which of the following diseases?
    (i) Skin cancer          (ii) Eye damage          (iii) Lung cancer
    (iv) Damage to immune system           (v) Colour blindness

  • Question 2
    1 / -0

    Which of the following does not contribute to acid rain?

  • Question 3
    1 / -0

    Peak concentration of ozone occurs in the atmosphere above a height of

  • Question 4
    1 / -0

    Air pollutants causing photochemical oxidant production include

  • Question 5
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    Acid rain produced when rain mixes with gases such as sulphur dioxides. This will eventually result in:

  • Question 6
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    Which of the following is an example of freon ?

  • Question 7
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    Acid precipitation is now regarded as a serious problem in some European and Asian countries. Its major cause or source is:

  • Question 8
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    Photochemical smog brings about.

  • Question 9
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    If fertilisers are added to fresh water then

  • Question 10
    1 / -0

    Ozone layer is disturbed by

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