SSC Ecology And Environment Sample Paper NCERT Sample Paper-3

  • question_answer
    Water pollution

    A)  Decreases turbidity

    B)  Increases oxygenation

    C)  Increases photosynthesis

    D)  Increases turbidity and deoxygenation

    Correct Answer: D

    Solution :

    [d] Water pollution is mainly caused by sewage and industrial wastes. It increases turbidity and deoxygenation. As a result of this, polluted water cannot be used for drinking.

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