Explain in brief biogas production process with the help of a labelled figure.
OR
What is biogas? Write in brief about the production process.

Explanation

Biogas production involves three major processes.
- Anaerobic digestion or hydrolysis.
- Acetogensis or acidogenesis.
- Methanogenesis.
Polymers ` overset("Anaerobic") underset("Bacteria")to "Monomers " `
Monomers `overset(" Acidogenic") underset(("Bacteria"))to " Orgranic acids " `
Organic acids `overset("Methanogenic") underset("(Bacteria)")to " Methane " + CO_(2) + " other gases" `