Question

The gases produced from anaerobic degradation process are ________ and ________

(a) Nitrogen, sulphur

(b) Acetate, nitrate

(c) Carbon, methane

(d) Methane, sulphur

I had been asked this question by my school principal while I was bunking the class.

This is a very interesting question from Biological Treatment topic in portion Chemical, Physical & Biological Treatment of Hazardous Waste Management

Answer 1

Correct answer is (c) Carbon, methane

The best I can explain: The end products of anaerobic degradation are suspended liquor, and gases mainly comprising of methane and carbon.