MPSC State ServicesMedium-Hard
Q.पाणी प्रदूषणाची पातळी मोजण्यासाठी खालीलपैकी कोणती चाचणी केली जाते?
a
WBC
b
BOD (Biological Oxygen Demand)
c
ECG
d
PHC
Correct Answer: Option B
The correct solution involves applying the fundamental concept to derive the final value step by step...