Close Menu
Login
(Sponsored by Sir Tauqeer)
Join Sir Tauqeer Whatsaap group
(Sponsored by Sir Tauqeer)
Join Sir Tauqeer Whatsaap group
(Sponsored by Sir Tauqeer)
Join Sir Tauqeer Whatsaap group
By Ecology No Comments

Air pollution caused by__________?

A. sulfur dioxide
B. nitrogen oxide
C. oxygen
D. a and b both

Advertisement
Advertisement

The correct answer to the question: "Air pollution caused by__________?" is "a and b both".

Share.
Leave A Reply

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

The reCAPTCHA verification period has expired. Please reload the page.