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Discussion :: Environmental Engineering

  1. The density of the gases (present in air) decreases with increasing altitude to such an extent, that about 70% of the mass of atmospheric air is found in the lower 5 km. of the atmosphere. This lower region of atmosphere is called the

    2. A.
    ionosphere
    B.
    troposphere
    C.
    stratosphere
    D.
    none of these

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    Workspace

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    Answer : Option B

    Explanation :

    No answer description available for this question.

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