UPSC General Studies Sample Paper General Studies Sample Paper-5

  • question_answer
    In the context of evolution of Earth, what do you understand by 'Degassing'?

    A)  Injection of gases from other plants into the Earth

    B)  Transfer of gases between Earth and other planets

    C)  Outpouring of gases from the Earth's interior

    D)  None of the above

    Correct Answer: C

    Solution :

    [c] During the cooling of the Earth, gases and water vapour were released from the interior solid Earth. This started the evolution of the present atmosphere. The process through which the gases were outpoured from the interior is called 'Degassing'.

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