SSC Ecology And Environment Sample Paper NCERT Sample Paper-3

  • question_answer
    Blue-baby syndrome is caused by

    A)  Cadmium pollution

    B)  Mercury poisoning

    C)  Chronic exposure to arsenic

    D)  Excess nitrate in drinking water

    Correct Answer: D

    Solution :

    [d] Blue Baby Syndrome is an illness. It is also called methemoglobinemia. It begins when a baby drinks water that has a lot of nitrates in it. (A nitrate is a molecule made up of nitrogen and oxygen.) The baby's digestive system changes the nitrates into nitrites.

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