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Air around Us T...

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  • Question 1
    1 / -0

    Nitrogen constitutes nearly __ % of the atmosphere.

  • Question 2
    1 / -0

    Name the gas which has the highest percentage in air.

  • Question 3
    1 / -0

    Which of the following is correct about the percentage composition of $$O_2$$ in air?

  • Question 4
    1 / -0

    __________ and __________ are the major components of the atmosphere.

  • Question 5
    1 / -0

    Oxygen constitutes nearly __ % of the atmosphere.

  • Question 6
    1 / -0

    Plants consume ____________ and give _____________.

  • Question 7
    1 / -0

    The constituent of air with highest proportion  :

  • Question 8
    1 / -0

    What process replenishes the atmosphere with oxygen?

  • Question 9
    1 / -0

    The most common gas in the atmosphere is

  • Question 10
    1 / -0

    Which of the following gases do not form part of the atmosphere?

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