NEETBiologyMicrobes in Human WelfareMCQ+4 / −1
What gases are produced in anaerobic sludge digesters ?
- AMethane and CO2 only
- BMethane, Hydrogen Sulphide and O2
- CMethane, Hydrogen Sulphide and CO2
- DHydrogen Sulphide and CO2
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Correct answer: C
Anaerobic digestion is a series of processes in which microorganisms break down biodegradable material in the absence of oxygen, used for industrial or domestic purposes to manage waste and/or to release energy. The process of anaerobic digestion produces a biogas, consisting of methane (it will burn), carbon dioxide (it does not burn) and traces of other contaminant gases.
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