Question

Anaerobic bacteria digest animal wastes and produces biogas (Change - A). The biogas is then burnt as fuel (Change-B). The following statements pertain to these changes. Choose the correct one.​

Answer 1

Answer:

Both processes A and B are chemical changes

Change A and change B both are chemical changes.

As both the reaction are irreversible, they lead to the formation of new substances.

Animal waste

anaerobic

bacteria

Bio gas

Bio gas

burning

CO

2

+ other substance.