7.1.1.3. SECONDARY POLLUTANTS

Try these first

1. 1.

   What are secondary pollutants?

   Hint

   Think about pollutants that form after the initial sources have emitted gases.

2. 2.

   Give an example of a secondary pollutant.

   Hint

   Consider pollutants that can harm the environment after forming in the atmosphere.

3. 3.

   What is a secondary pollutant?

   • A pollutant emitted directly
   • A pollutant that forms in the atmosphere
   • A harmless substance

   Hint

   Think about pollutants that arise after others have been released.

4. 4.

   True or False: Ozone is beneficial at all levels of the atmosphere.

   • True
   • False

   Hint

   Consider where ozone is located in the atmosphere.

5. 5.

   Analyze the relationship between primary and secondary pollutants in an urban setting. What steps can cities take to minimize secondary pollutants?

   Hint

   Consider both short-term and long-term strategies.

6. 6.

   Investigate the impact of acid rain on aquatic ecosystems. How does it affect biodiversity in freshwater systems?

   Hint

   Think about the organisms that thrive in certain pH levels.