Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 18 (Q.No. 48)

UPSC Civil Service Exam Questions

48.

Which one of the following statements is not correct ?

Settling and sludge digestion occur in septic tanks in one compartment

Settling and sludge digestion occur in Imhoff tank in different compartments

Septic tank is a low-rate anaerobic unit whereas an Imhoff tank is a high rate anaerobic unit

The rate of sludge accumulation in septic tank is approximately 40-70 litres/capita/year

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

1 comments Page 1 of 1.

Neeraj said: 5 years ago

Sludge accumulation for a septic tank is 30 litre per person per year option D is incorrect.

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