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RRB Group-D Model Paper 18 with answers for online practice
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© examsnet.com
Question : 50
Total: 100
Which is the main component of gobar gas?
Carbon dioxide
Methane
Hydrogen
Nitrogen
Validate
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 (
C
H
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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