RRB Group-D Model Paper 18 with answers for online practice

Question : 50 of 100

Marks: +1, -0

Which is the main component of gobar gas?

Solution:

Gobar gas is also known as biogas.
Biogas is produced through anaerobic decomposition of organic wastes from animals and plants.
Biogas is primarily a mixture of mainly methane and carbon dioxide and methane is a major component of biogas.
Methane:
Methane ( $CH_4$ ), is a gas produced by a group of colonic anaerobes, absorbed from the colon and excreted in expired air.
Methane is a colorless odorless gas.
It is also known as marsh gas or methyl hydride.

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