Botany · 2009
NEET 2009 · Prelims · Code A · Q177
Biochemical Oxygen Demand (BOD) in a river water:
Biochemical Oxygen Demand (BOD) in a river water :
Official answer
(1)
increases when sewage gets mixed with river water.
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NEET (UG) 2009 Botany question, with the answer from NTA’s final answer key. Where our answers come from.