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5th Class Science Weather, Air and Water Question Bank Air, Water and Weather

  • question_answer
    Which of the following shows the correct percentage of the composition of air?

    A)  

    B)                         

    C)                         

    D)                         

    Correct Answer: D

    Solution :

    The composition of air is 78% of nitrogen, 21% of oxygen 0.03% of carbon dioxide and 0.97% of inert gases.                 


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