Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 11 (Q.No. 25)
25.
The correct sequence of the sludge digestion steps is
Acid formation, hydrolysis, methane formation
Methane formation, acid formation, hydrolysis
Hydrolysis, methane formation, acid formation
Hydrolysis, acid formation, methane formation
Answer: Option
Explanation:
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