Marsh gas is:

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RRB NTPC Exam 20 Jan 2021 click here to view all questions

Marsh gas is:

AMethane

BSulphur dioxide

CNitrogen

DCarbon monoxide

Akhilesh ? Apr 7 '25 at 21:37

correct answer is: option a (Methane)
Explanation: Marsh gas is primarily methane (\(CH_4\)), produced by the anaerobic decomposition of organic matter in marshes and swamps.

• Option a: Methane is the primary component of marsh gas.
• Option b: Sulphur dioxide is a toxic gas produced by burning sulfur-containing fuels, not a component of marsh gas.
• Option c: Nitrogen is a major component of air but not marsh gas.
• Option d: Carbon monoxide is a poisonous gas produced by incomplete combustion and is not marsh gas.

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correct answer is: option a (Methane) Explanation: Marsh gas is primarily methane (\(CH_4\)), produced by the anaerobic decomposition of organic matter in marshes and swamps. Option a: Methane is the primary component of marsh gas. Option b: Sulphur dioxide is a toxic gas produced by burning sulfur-containing fuels, not a component of marsh gas. Option c: Nitrogen is a major component of air but not marsh gas. Option d: Carbon monoxide is a poisonous gas produced by incomplete combustion and is not marsh gas. Akhilesh ? answered Apr 7 '25 at 21:37

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