AP EAMCET 23 May 2023 Shift 1 Paper

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Question : 40 of 160

Marks: +1, -0

Composition of biogas produced during sewage treatment is

methane, oxygen, hydrogen sulphide.
hydrogen sulphide, methane, oxygen.
hydrogen sulphide, nitrogen, methane.
methane, hydrogen sulphide, carbondioxide.

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