Draw a diagrammatic sketch of biogas pla | Class 12 Biology Chapter Microbes in Human Welfare, Microbes in Human Welfare NCERT Solutions

Question:

Draw a diagrammatic sketch of biogas plant, and label its various components given below: Gas Holder, Sludge Chamber, Digester, Dung+water chamber.

Answer:

The raw material for biogas production is excreta, i.e. dung of cattle. The biogas plant has a concrete tank (10- 15 feet deep) in which bio- wastes and slurry of dung is collected.

biogas plant

The tank has a floating cover which rises on production of gas in the tank Methano- bacterium in the dung act on the bio- wastes to produce biogas. The gas produces is supplied to nearby houses by an outlet. Through another outlet, they spent slurry is removed to be used as fertilizer. Biogas is used for cooking and lightening.   


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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 3: Draw a diagrammatic sketch of biogas plant, and label its various components given below: Gas Holder....