2. Sample Papers
  3. 5th Class
  4. Social Science

5th Class Social Science Sample Paper Social Studies - Sample Test Paper-4

  • question_answer
    Air pollution can be controlled by:

    A)  Acid rain

    B)  Making more laws

    C)  Using CNG in vehicles

    D)  Reverse osmosis

    E)  None of these

    Correct Answer: C

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