Tidal Energy, Biogas, and Conservation of Minerals

Q.

Give four advantages of biogas.

Q.

(a) List two ways in which animal dung can be utilized as fuel.

(b) Out of these two which one is better?

(c) Justify your answer.

Q. A gaseous fuel created from dead plants, kitchen waste, and animal dung is called ________.

1. Natural gas
2. Biogas
3. Mica
4. Limestone

Q. Electricity cannot be produced from tidal energy.

1. True
2. False

Q. A gaseous fuel called Biogas can be produced by using dead plants, kitchen waste, and animal dung.

1. True
2. False