Chemistry · Environmental Chemistry
Given below are two statements: Statement I: If BOD is 4 ppm and dissolved oxygen is 8 ppm, then it is a good quality water. Statement II: If the concentration of zinc and nitrate salts are 5 ppm each, then it can be a good quality water. In the light of the above statements, choose the most appropriate answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Statement I is correct but Statement II is incorrect
- 2Both Statement I and Statement II are correct✓
- 3Statement I is incorrect but Statement II is correct
- 4Both Statement I and Statement II are incorrect
Correct answer
Both Statement I and Statement II are correct
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