"What are the bacteria responsible for anerobic biogas production"

Question

I want to know the kind of bacteria responsible for anerobic digestion of waste to produce biogas and if they can be cultured(grown) and added to the process to accelerate it. Thanks

Answer 1

The methanogen group.

Answer 2

there r many bacteria that can be used to produce biogas...

yeast also can be used to do the same...