A
Suspended particulate matter can lead to respiratory problems like bronchitis and asthma.
B
Acid rain is mainly constituted by SO2and NO2.
C
CNG is called a cleaner fuel as it burns completely.
D
Major greenhouse gases are CFCs. and hydrocarbons only.
Solution:
The Correct option is D i.e. Major greenhouse gases are CFCs. and hydrocarbons only.