Answers

2015-09-28T17:34:21+05:30
The main process for the production of methane is anaerobic digestion, because of which the methane is produced; and so, it is called as marsh gas.
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2015-09-28T18:08:58+05:30
Because it is the product of decay in swamps and marshes from organic material underwater and in the muck.
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