SSC Ecology And Environment Sample Paper NCERT Sample Paper-4

  • question_answer
    Global warming is due to

    A)  Greenhouse effect         

    B)  El Nino effect

    C)  Anti-Greenhouse Effect   

    D)  None of these

    Correct Answer: A

    Solution :

    [a] The greenhouse effect is a natural process that warms the Earth's surface. When the Sun's energy reaches the Earth's atmosphere, some of it is reflected back to space and the rest is absorbed and re-radiated by greenhouse gases.

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