Tidal Energy, Biogas and Conservation of Minerals

Q. Explain why petroleum is known as liquid gold.

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

1. Methane
2. Water gas
3. Biogas
4. Hydrogen

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

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

Q. Answer the following.