Multiple Choice
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
A) I,II,III
B) II,I,III
C) I,III,II
D) II,III,I
E) III,II,I
Correct Answer:

Verified
Correct Answer:
Verified
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