6th Class Science Sample Paper Science Olympiad Model Test Paper-6

  • question_answer
    Air pollution causes the acid rain. Which one of the following causes the acid rain?

    A) \[{{H}_{2}}S{{O}_{4}}\]

    B) \[C{{O}_{2}}\]

    C) \[N{{O}_{2}}\]

    D) \[{{O}_{2}}\]

    E) None of these

    Correct Answer: A


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