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Which of the following is formed due to the anaerobic decomposition of carbonaceous organic matter?

(a) Nitrites

(b) Carbon dioxide

(c) Water

(d) Nitrogen

I got this question in an interview.

My question comes from Biological Characteristics of Waste Water in section Wastewater Characteristics of Environmental Engineering

1 Answer

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Best answer
Correct choice is (b) Carbon dioxide

The explanation: Carbonaceous organic matter (reduction by anaerobic bacteria) —–> CO2 + Energy.

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