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Railways R.R.C. (Gorakhpur) Solved Paper Held on 2nd Shift 30-11-2014

  • question_answer
    What is greenhouse effect?

    A) Trapping of heat on the earth due to atmospheric gases

    B) Dissipation of heat from earth due to atmospheric gases

    C) Warming of greenhouse during winters

    D) Cooling of greenhouse during summers

    Correct Answer: A

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