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PPSC CE_QUIZ 6

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Question 1

The minimum width of a septic tank is taken _____.

Question 2

Pollution potential of domestic sewage generated in a town and its industrial sewage can be compared with reference to?

Question 3

Sludge age is ratio of

Question 4

What are the gases produced by landfills primarily comprised of?

Question 5

A septic tank of 7 m³ in volume serves 5 people. If the rate of accumulation of sludge is 70 litres per capita per year and sludge is removed when it occupies 50% of its volume, what is the cleaning interval of septic tank?

Question 6

For optimum digestion, C/N ratio of the material should be between

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AE & JE Exams

Apr 21AE & JE Exams