Question

List any three human activities that would lead to environmental pollution

Answer 1

Human activities which are responsible for adding more pollutants in the environment are

1. Excessive use of fossil fuels i.e., coal and petroleum. Because burning of these fossil fuels
adds carbon particles to the atmosphere which causes smoke. It produces huge amount of
carbon monoxide and carbon dioxide as well.

2. Use of chlorofluorocarbons (CFCs) in refrigeration is responsible for depletion of ozone
layer.

3. Establishment of a number of industries which release carbon monoxide, sulphur dioxide,
oxides of nitrogen, hydrocarbons, heavy metals, etc.

All these are responsible for deterioration of air quality.

Answer 2

1. THROWING GARBAGE ON STREETS ANS RIVERS.
2. SMOKE FROM CARS AND OTHER VEICHLES
3.USING OF LOUDSPEAKERS