Put the stages of anaerobic sludge digestion in order I.anaerobic fermentation produces carbon dioxide and organic acids
II)methane produced from product of previous stage
III)hydrogen and carbon dioxide produced from product of previous stage

Question

Quizplus · Accepted Answer

The first stage is anaerobic fermentation which produces carbon dioxide and organic acids. The second stage is the production of methane from the products of the previous stage. The third stage is the production of hydrogen and carbon dioxide from the products of the previous stage. Therefore, the correct order is I, III, II, making choice C the best answer.

Put the Stages of Anaerobic Sludge Digestion in Order I