1. Tardigrade
  2. Question
  3. Chemistry
  4. Consider the following statements: (1) PAN is secondary air pollutant (2) BOD and COD values are indicators of water pollution level. Which of the statements given above is/are correct?

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. Consider the following statements:
(1) PAN is secondary air pollutant
(2) BOD and COD values are indicators of water pollution level.
Which of the statements given above is/are correct?

Environmental Chemistry

Solution:

Correct answer is (a) both 1 and 2