Question & Answer » Biology Questions » Gobar Gas Contains Mainly (A) CH4 + CO2 (B) CH4 + O2 (C) CO2 + H2 (D) CO2 + SO2
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Gobar Gas Contains Mainly (A) CH4 + CO2 (B) CH4 + O2 (C) CO2 + H2 (D) CO2 + SO2

What does gobar gas mainly contain? Learn about methane in biogas, its composition, and importance for CBSE Class 8 and 10 Science exams.

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Answer:

  • In a biogas plant, organic matter is digested in the absence of oxygen to create biogas. In India, it is generally referred to as gobar gas. It is mostly composed of methane and carbon dioxide, with trace quantities of hydrogen sulfide (H2S), moisture, and siloxanes
  • This conversion reduces methane gas output because effective burning replaces methane with carbon dioxide
  • Hence, (A) is the answer