R

Rahul • 75 Points
Achiever Science 

Q. Which one of the following is the major constituent of biogas

  • (A) Co2
  • (B) Ch4
  • (C) O2
  • (D) Non of these
Correct Answer - Option(B)
Explanation by: Ranjeet 
B Methane is the major constituent of biogas. Chemical formula of methane is CH4. So option B is correct.

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