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The correct relation between theoretical oxygen demand ...
Que.
The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand COD is given by :
A.
TOD>BOD>COD
B.
TOD>COD>BOD
C.
BOD>COD>TOD
D.
COD>BOD>TOD
Right Answer is :
✓ B. TOD>COD>BOD
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