SSC Ecology And Environment Sample Paper NCERT Sample Paper-4

  • question_answer
    Water pollution is caused due to

    A)  Industrial effluents

    B)  Sewage and other wastes

    C)  Agricultural discharges

    D)  all of these

    Correct Answer: D

    Solution :

    [d] The addition of any substance in water or changing the physical or chemical characteristics of water, in any way which interferes with its use for legitimate purpose, is called water pollution. Industrial effluents sewage and other wastes, as well as agricultural discharges cause water pollution.

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