Question

Given below is a representation of a type pollution. Study the picture and answer the questions:

1. Name the type of pollution shown in the picture
2. Name one source of this pollution.
3. How does this pollution affect human health?
4. Write one measure to reduce this pollution.
5. State one gaseous compound that leads to the depletion of the ozone layer and creates ‘Ozone holes’.

Answer 1

1. The type of pollution shown is Water pollution.
2. One source is discharge of sewage and domestic waste into water bodies.
3. It can cause water-borne diseases such as cholera, typhoid and dysentery.
4. One measure is to treat sewage and industrial wastewater before discharging it into water bodies.
5. Chlorofluorocarbons (CFCs) are gaseous compounds that cause depletion of the ozone layer and create ozone holes.