Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
Photochemical smog is formed from automobile exhaust | |
A. | by reaction of hydrocarbon & nitric oxide in presence of sunlight. [Wrong Answer] |
B. | appears only on sunny days. [Wrong Answer] |
C. | is harmful for crops and trees also besides causing eye irritation & asthma. [Wrong Answer] |
D. | all (a), (b) & (c) [Correct Answer] |