9th Class Science Natural resources Question Bank Natural Resources

  • question_answer
    Which of the following cause greenhouse effect?

    A) Only (i) and (ii)    

    B) Only (i) and (iii)

    C) Only (ii) and (iii)

    D) (i), (ii) and (iii)

    Correct Answer: A

    Solution :

    Deforestation and greenhouse gases like carbon dioxide and \[C{{H}_{4}}\] that are released into the air from factories cause greenhouse effect.


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