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Chemical Engineering - Environmental Engineering - Discussion

Discussion Forum : Environmental Engineering - Section 2 (Q.No. 17)
Environmental Engineering
17.
Bacterial aerobic oxidation of polluted water in biological oxidation ponds is done to purify it. Presence of bacteria helps in
coagulation and flocculation of colloids.
oxidation of carbonaceous matter to CO2.
nitrification or oxidation of ammonia derived from breakdown of nitrogeneous organic matter to the nitrite and eventually to the nitrate.
all (a), (b) and (c).
Answer: Option
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