Question : If the sewage is fully oxidized, the nitrogen is in the form of
Option 1: Nitrites
Option 2: Ammonia
Option 3: Nitramines
Option 4: Nitrates
Correct Answer: Nitrates
Solution : The correct option is Nitrates .
The presence of Nitrates in waste indicates complete decomposition of organic matter. By converting nitrogen to nitrate and then potentially removing it through denitrification, sewage treatment facilities aim to minimise the environmental impact of nitrogen discharge.
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