Question

Sludge in separate tanks is decomposed to get biogas by
(a) yeasts
(b) aerobic bacteria
(c) anaerobic bacteria
(d) none of these

Answer 1

Answer:

c. anaerobic bacteria

Explanation:

Sludge is collected by a scrapper. It is transferred to a separate tank where it is decomposed by the anaerobic bacteria. The biogas produced in the process can be used as fuel.

Answer 2

Answer:

B) Anaerobic bacteria

Explanation:

100% CONFIRM