Question:
Biochemical Oxygen Demand, $(BOD)$ is a measure of organic material present in water. $BOD$ value less than $5\, ppm$ indicates a water sample to be_______.
Biochemical Oxygen Demand, $(BOD)$ is a measure of organic material present in water. $BOD$ value less than $5\, ppm$ indicates a water sample to be_______.
Updated On: Jul 6, 2022
- rich in dissolved oxygen
- poor in dissolved oxygen
- highly polluted
- not suitable for aquatic life
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The Correct Option is A
Solution and Explanation
Clean water rich in dissolved oxygen would have $BOD$ value of less than $5\,ppm$ whereas highly polluted water could have a $BOD$ value of $17\,ppm$ or more.
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