Given below are two statements: Statement I... | Environmental Chemistry

JEE MAIN 2023

11-04-23 S1

Question

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:

Select the correct option:

Both the statements I and II are incorrect

Statement I is incorrect but Statement II is correct

Both the statements I and II are correct

Statement I is correct but Statement II is incorrect

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution