Question

main component of bio gas is ____
a ) methane
b ) hydrogen
c ) butane
d ) carbon dioxide ​

Answer 1

Can be both a. and d.

Explanation:

Biogas is a renewable energy source composed of methane, carbon dioxide, and other trace compounds produced from anaerobic digestion of organic matter.

Answer 2

Main component of Bio gas is Methane(CH4)

Biogas is a mixture of gases produced by breakdown of organic substances by microbes(Metganogens) anaerobically(in absence of oxygen).

Methanogens after breaking down form large amount of Methane with Carbon Dioxide and Hydrogen gas.

Hope this helps✌