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6th Class Science Food: Where Does It Come From? Question Bank Food Production and Management

  • question_answer
    Which of the following information is/are true about nitrogen cycle?

    A)  Maintains the concentration of nitrogen in the air.

    B)                         Ensures a continuous source of protein.

    C)                         Increases water pollution.

    D)                        Both (A) and (B)

    Correct Answer: C

    Solution :

    The nitrogen cycle maintains the concentration of nitrogen in air. It ensures a continuous source of protein.


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