Chemistry · 2020
JEE Main · 9 January 2020, Shift 2 · Q38
Biochemical Oxygen Demand (BOD) is the amount of oxygen required (in ppm):
Biochemical Oxygen Demand (BOD) is the amount of oxygen required (in ppm) :
Official answer
(3)
by bacteria to break-down organic waste in a certain volume of a water sample.
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.