Question

Which of the following statements about bio-gas is INCORRECT?
1. Bio-gas burns without smoke and leaves no residue.
2. Bio-gas contains less than 1% methane.
3. Bio-gas is also known as ‘gobar-gas’.
4. Plant parts, vegetable waste and sewage are used in the production of bio-gas.

Answer 1

Correct Answer - Option 2 : Bio-gas contains less than 1% methane.

The correct answer is Biogas contains less than 1% methane.

• Biofuel is made from dead organic elements called biomass and can be in liquid, gaseous, or solid form.
• Biogas is a source of energy that can be used again and again.
• It is also used for domestic and agricultural purposes.
• Biogas is a renewable energy source just like solar energy and wind energy.
• Certain types of bacterial biological wastes are converted into useful biogas.
• Methane gas is the main component of biogas.