Q7Multiple choice
Which of the following statements about photochemical smog is wrong?
- (i)It has high concentration of oxidising agents.
- (ii)It has low concentration of oxidising agent.
- (iii)It can be controlled by controlling the release of NO2, hydrocarbons, ozone etc.
- (iv)Plantation of some plants like pinus helps in controlling photochemical smog.
Show answer
(ii) It has low concentration of oxidising agent.