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  3. 8th Class
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  5. Pollution of Air and Water

8th Class Science Pollution of Air and Water Question Bank Pollution of Air and Water

  • question_answer
    The heating up of the earth's atmosphere due to the trapping of sun's heat rays by green house gases in the atmosphere is called:

    A) Light house effect

    B) Environmental pollution

    C) Greenhouse effect

    D) All the above

    E) None of these

    Correct Answer: C

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