SSC CGL Tier 1 :: General Awareness GIR Test 1

    General Awareness » GIR Test 1 » General Questions - Discussion
    [ A ]    Methane
    [ B ]    Carbon dioxide
    [ C ]    Hydrogen
    [ D ]    Nitrogen dioxide right
    1 .

    Which one of the following is not a constituent of biogas?
    Answer : Option D
    Explanation :
    Nitrogen dioxide (NO 2 ) is not a component of biogas
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