Question

Ozone forms near the ground when pollutants from cars are exposed to UV radiation and oxygen. This is an example of a _______.

a.
primary pollutant
b.
secondary pollutant
c.
tertiary pollutant
d.
none of the above

Answer 1

Answer: B

Explanation: EDGE 2023

Answer 2

When ozone forms near the ground, it is known as a secondary pollutant. This is because it is the result of two primary pollutants reacting to create a new substance. The reaction between the primary pollutants is airborne and then the resultant ozone settles near the surface of the ground.