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SSC SSC CHSL TIER-I Solved Paper Held on 10.01.2017

  • question_answer
    A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. ?, Oxygen, Argon, Carbon dioxide

    A)  Nitrogen                       

    B)  Water vapour

    C)  Methane                      

    D)  Carbon monoxide

    Correct Answer: A

    Solution :

     The sequence is based on the percentage of different gases present in air in descending order: Nitrogen\[\to \]Oxygen\[\to \]Argon \[\to \] Carbon Dioxide


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