2. Questions Bank
  3. 8th Class
  4. Science
  5. Pollution of Air and Water

8th Class Science Pollution of Air and Water Question Bank Pollution of Air and Water

  • question_answer
    Which of the following is not a greenhouse gas?

    A) Water vapor                  

    B) Methane

    C) Carbon dioxide  

    D) Nitrous oxide

    E) None of these

    Correct Answer: E

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