8th Class General Knowledge Sample Paper General Knowledge Olympiad Model Test Paper-13

  • question_answer
    The main pollutant in the smoke coming from cigarette is

    A)  Carbon monoxide and Dioxicine

    B)  Carbon monoxide and Nicotine

    C)  Carbon monoxide and Benzene

    D)  Dioxicine and Benzene

    E)  None of these

    Correct Answer: C


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