All In One Science

Book: All In One Science

Chapter: 14. Source of Energy

Subject: Physics - Class 10th

Q. No. 8 of Chapter Exercise

Listen NCERT Audio Books to boost your productivity and retention power by 2X.


Name four gases commonly present in biogas. State two advantages of using this gas over fossil fuels.

The typical gases present in biogas are as follows:

1. Methane

2. Carbon Dioxide

3. Hydrogen

4. Hydrogen Sulphide

Biogas is more efficient as fuel as compared to fossil fuels in the following ways:

1. Biogas does not leave any ash and residue after combustion.

2. Biogas does not burn with a smoke and does not cause pollution.

Chapter Exercises

More Exercise Questions