9th Class Science Natural resources Question Bank Natural Resources

  • question_answer
    Which of the following steps are used to treat industrial wastes and reduce pollution?

    A) Only (i) and (iii)  

    B) Only (i) and (ii)

    C) Only (ii) and (iii)

    D)        (i), (ii) and (iii)

    Correct Answer: A

    Solution :

    The recycling and the reusing of the wastes and by treating and neutralising harmful chemicals in the wastes can reduce the pollution.


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