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  3. SSC

SSC Sample Paper SSC-CGL TIER - I Sample Test Paper-6

  • question_answer
    Which is the second most abundant gas in atmosphere?

    A) Oxygen            

    B) Argon

    C) Nitrogen            

    D) Co2

    Correct Answer: A

    Solution :

    Oxygen (20.95%), Nitrogen (78.09%), Argon (0.93%), Carbondioxide (0.04%).


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