Pollution

Question 1

Define Pollution

Answer 1

Pollution is the introduction of substances that endanger the environment and the lives of living organisms into the environment.

Question 2

Define pollutants

Answer 2

Pollutants are substances that are harmful to the environment.

Question 3

List the 4 types of pollution

Answer 3

Air, water, land and noise pollution

Question 4

Define air pollution

Answer 4

Air pollution refers to the release of harmful odours, gases and other substances into the environment which endangers living organisms and the environment.

Question 5

Causes of air pollution?

Answer 5

Lumbering
Smoke from industries, exhaust pipes of cars and bush burning
Odours from choked gutters and decomposing animals

Question 6

Effects of air pollution?

Answer 6

Death, respiratory diseases, acid rain, global warming

Question 7

Ways of limiting/preventing air pollution?

Answer 7

Public education, law enforcement, afforestation, minimize cutting trees indiscriminately

Question 8

Define water pollution

Answer 8

Water pollution refers to the release of harmful substances into water bodies which renders them unsuitable for human consumption.

Question 9

Causes of water pollution?

Answer 9

illigal/alluvial mining, improper disposal of waste, oil spill, improper fishing methods, washing in water bodies, defecating in water bodies

Question 10

Effects of water pollution?

Answer 10

Water borne diseases, shortage of water, destruction of aquatic and marine life, death

Question 11

Examples of water borne diseases

Answer 11

cholera, diarrhea, typhoid, hepatitis, , scabies, and worm infections