10th Class General Knowledge Sample Paper General Knowledge Olympiad Model Test Paper-16

  • question_answer
    In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?
    1. Carbon monoxide      
    2. Methane
    3. Nitrogen dioxide         
    4. Sulphur Dioxide
    5. Carbon dioxide
    Select the correct answer using the options given below:

    A)   Only 1, 2 and 3           

    B)   Only 1, 3 and 4

    C)   Only 1, 4 and 5           

    D)   1, 2, 3, 4 and 5

    E)   None of these

    Correct Answer: B


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