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Q. |
For generation of biogas, the materials commonly used are — |
A. | Animal wastes |
B. | Crop residues |
C. | Aquatic plants |
D. | Forest residues |
Answer» A. Animal wastes | |
Explanation: Biogas typically refers to a gas produced by breakdown of organic matter in the absence of oxygen. Organic waste such as dead plant and animal material, animal feces, and kitchen waste can be converted into a gaseous fuel called biogas. Biogas originates from biogenic material and is a type of bio fuel. Biogas is produced by the anaerobic digestion or fermentation of biodegradable materials such as biomass, manure, sewage, municipal waste, green waste, plant material, and crops. |
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