Name the main component of biogas?

(a) What is biogas ? Name the major component of biogas. (b) What are the raw materials used for making biogas ? (c ) Describe the construction and working of a biogas plant with the help of a labelled diagram. (d) Write any two uses of biogas. (e) Write any two advantages of using biogas.

Name the main components of air.

Write down the main component of biogas plant.

Write down the main component of biogas plant.

Name the main element of biogas.

Name the largest component of biogas.