Write a short note on Compressed Biogas.

Observe Figure 2 and answer the following question:

(a) Identify the type of energy generated and state the advantages of using it.

(b) Which two areas can be well suited for its generation?

(c) Briefly describe the method of generating electricity by this method.

(d) In India this source of energy has been divided into provinces. Name three such provinces.

Which non-conventional source of energy would you prefer to use for running street­ lights, water pumps for irrigation and heating your house? Give reasons to support your answer.

More people in the rural areas are now opting for LPG cylinders for domestic cooking. Do you think LPG should be replaced by biogas? Give reasons to support your answer.