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NEET Biology Organisms and population Question Bank Bio Geochemical Cycle

  • question_answer
    Which of the following is present in maximum amount in atmosphere [DPMT 2002]

    A) Oxygen

    B) Nitrogen

    C) Carbon dioxide

    D) Hydrogen

    Correct Answer: B

    Solution :

    78.03% of the atmosphere consists of nitrogen. Some is being added to it through volcanic eruptions, erosion of sedimentary rocks and denitrification.


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