Question

Air pollution leads to global warming, acid rain, ozone depletion and a wide variety of respiratory diseases.
Which of the following activities does not contribute to air pollution?

• A. Mining of heavy metals
  
• B. Exhaust from motor vehicles
• C. Application of the fertilizers to soil
• D. Emission of Chlorofluorocarbons in the atmosphere

Answer 1

The correct option is C Application of the fertilizers to soil

The application of fertilizers to the soil leads to land and water pollution. However, it does not cause air pollution.