![Oxidation Ponds involve](https://www.gkseries.com/blog/wp-content/uploads/2022/01/Oxidation-Ponds-involve.png)
Q. Oxidation Ponds involve
A. chemical removal of pollutants
B. mechanical screening of pollutants
C. biological reduction of organic matter
D. none of the above
Answer: biological reduction of organic matter
A. chemical removal of pollutants
B. mechanical screening of pollutants
C. biological reduction of organic matter
D. none of the above
Answer: biological reduction of organic matter
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