NEET Biology Organisms and population Question Bank Environment Abiotic and Biotic Factors

  • question_answer
    If there was no  in the earth's atmosphere, the temperature of earth's surface would be [CBSE PMT 1998]

    A) Same as present

    B) Less than the present

    C) Higher than the present

    D) Dependent on the amount of oxygen in the atmosphere

    Correct Answer: B

    Solution :

    layer around earth surface acts as insulator and does not allow heat of the earth to escape into space thus keep the earth surface warm.


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