NDA 2020 Biology question
Which one of the following is the largest composition in biogas ?
Answer: (B)
Solution
Biogas contains 50 to 75 per cent methane; the rest is mainly carbon dioxide, with small amounts of hydrogen and hydrogen sulphide.
Which one of the following is the largest composition in biogas ?
Biogas contains 50 to 75 per cent methane; the rest is mainly carbon dioxide, with small amounts of hydrogen and hydrogen sulphide.