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Q. |
Nitrogen cycle of sewage, is |
A. | Liberation of ammonia-formation of nitrites-formation of nitrates-liberation of nitrogen |
B. | Liberation of nitrogen-liberation of ammonia-formation of nitrites- formation of nitrates |
C. | Liberation of nitrogen-formation of nitrates-formation of nitrites-liberation of ammonia |
D. | Formation of nitrates-formation of nitrites-liberation of nitrates-liberation of nitrates |
Answer» A. Liberation of ammonia-formation of nitrites-formation of nitrates-liberation of nitrogen |
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