7th Class Science Wastewater Story Question Bank Wastewater Story

  • question_answer Sewage includes

    A) solid waste that goes down the drains

    B) Liquid waste that goes down the drains

    C) Plastics that are stuck in drains

    D) Both (a) and (b)

    Correct Answer: D

    Solution :

    Both (a) and (b)

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