Ques. Acid rain is caused by increase in the atmospheric concentration of
A. CO2 and CO
B. O3 and dust
C. SO2 and NO2
D. SO3 and CO.
Answer:C
Ques. Acid rain is caused by increase in the atmospheric concentration of
A. CO2 and CO B. O3 and dust C. SO2 and NO2 D. SO3 and CO.