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JEE Mains 05-Sep-2020 Shift 1 Solved Paper

Section: Chemistry

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Question : 42

Total: 75

The condition that indicates a polluted environment is

[5 Sep 2020 Shift 1]

BOD value of 5 ppm
eutrophication
0.03% of CO2 in the atmosphere
pH of rain water to be 5.6

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