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- The condition that indicates a polluted environment is : Option: 1 eutrophicationOption: 2 0.03% of CO2 in the atmosphereOption: 3 BOD value of 5 ppmOption: 4 pH of rain water to be
The condition that indicates a polluted environment is :
Option: 1 eutrophication
Option: 2 0.03% of CO2 in the atmosphere
Option: 3 BOD value of 5 ppm
Option: 4 pH of rain water to be 5.6
Answers (1)
In Eutrophication nutrient-enriched water bodies support a dense plant population, which kills animal life by depriving it of oxygen and results in subsequent loss of biodiversity. It indicates a polluted environment.
Therefore, the correct option is (1).
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