4. (i) Define the term Smog
(ii) Name two types of diseases caused by regularly breathing the polluted air.
(ii) The combustion of fossil fuels increases the amount of suspended particles in air. Give reason
Answers
1.the mixture of smoke(CO2 and other pullutants )and fog is called smog
smoke+fog=smog
2.asthama,and bronchitis
3.when fossil fuel burns it combust to FORM CO2 and CO and other pollutants which are diffused in air and suspended in air(collided) in air.or forms gas in gas colloidal solution
Answer:
(i) Smog is a type of air pollution which is heavier than the normal pollution because of mixing of chemical fumes and fog into the normal air. It can cover-up the whole city. Many diseases can be caused due to the presence of smog.
(ii) There are many diseases related with the pollution of air, the two most common diseases of the air pollution are asthma and bronchitis. This is the disease which affect the “lungs and breathing pattern”.
(iii) Fossil fuels includes “coal, petroleum “and other things when this burn, it releases sulphur, nitrogen and other suspended particles into the air. Hence, the presence of particle in the smog is increased and the pollution in the air is increased.