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  • The concentration of which gas is used to measure the biological oxygen demand (BOD) of water?Option: 1 Oxygen<div

The concentration of which gas is used to measure the biological oxygen demand (BOD) of water?

Option: 1

Oxygen


Option: 2

Carbon dioxide


Option: 3

Nitrogen

 


Option: 4

Methane


Answers (1)

best_answer

The biological oxygen demand (BOD) of water is a measure of the amount of oxygen required by microorganisms to decompose the organic matter present in the water. The concentration of oxygen is used to measure BOD. The higher the BOD, the lower the concentration of oxygen in the water.

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