Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is

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Question: Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is
[A].

H2

[B].

CH4

[C].

CO2

[D].

N2

Answer: Option B

Explanation:

No answer description available for this question.