Question

By anaerobic process, the cow dung is used to produce
(a) methane
(b) butane
(c) ethane
(d) propane

Answer 1

Answer:

The biogas is produced due to anaerobic decomposition of the organic waste matter from the plants and animals with the help of microorganisms. The composition of biogas is methane and carbon dioxide. There are traces of hydrogen, nitrogen, hydrogen sulphide and carbon monoxide. The major component is of methane which accounts for 50-70%. Methane forms the clear and non-polluting gas and commonly used as a fuel.

Thus, the correct answer is option [a]