Giving a schematic diagram of biogas plant and explain the production

1.	Giving a schematic diagram of biogas plant and explain the production of biogas and manure.
Answer» \xa0\xa0Biomass is the fuel obtained from dead parts of plants and waste material of animals.- This fuel does not produce much heat on burning and a large quantity of smoke is given out when it is burnt.- Biogas is obtained when cow dung, sewage and various plant materials (such as vegetable waste and residue of crops after harvesting) are decomposed in the absence of oxygen. - It is popularly known as gobar gas.- Biogas contains 75% methane and hence is an excellent fuel.

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