Question

Which of the following is not a natural activity that causes air pollution?

• A.
  Forest fires
• B.
  Sand storms
• C.
  Nuclear power plants
• D.
  Volcanic eruptions

Answer 1

The correct option is C

Nuclear power plants
Nuclear power plants produce power by using radioactive elements like uranium. The two problems of nuclear power plants are radioactive waste and the possibility of melt downs that causes air pollution, which are not a natural activity. Forest fires, sand storms and volcanic eruptions are natural disasters that causes air pollution.