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Ozone layer in the stratosphere beocmes ...

Ozone layer in the stratosphere beocmes thinner due to the release of CFC. Give a scientific reason for this.

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UV rays act on CFCs and release CI atoms which act as catalyst degrade ozone and release molecular oxygen.
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Knowledge Check

  • Ozone layer of stratosphere requires protection from indiscriminate use of

    A
    Fungicides , insecticides, bactericides and medicines
    B
    Aerosols and high flying jets
    C
    atomic explosions and industrial wastes
    D
    balloons and aeroplanes

  • Assertion : Ozone is destroyed by CFCs in the upper stratosphere Ozone holes increase the amount of UV radiation reaching the earth.

    A
    both assertion and reason are correct and reason is the correct explanation of the assertion
    B
    both assertion and reason are correct and reason is not the correct explanation of the assertion
    C
    the assertion is incorrect but reason is correct
    D
    both the assertion and reason are incorrect

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