Question

(iii) Write one effect and one control measure of following pollutions :
(a) Air pollution (b) Water pollution (c) Soil pollution.​

Answer 1

Answer:

(a)Air pollution can directly contaminate the surface of bodies of water and soil. This can kill crops or reduce their yield. It can kill young trees and other plants. Sulfur dioxide and nitrogen oxide particles in the air, can create acid rain when they mix with water and oxygen in the atmosphere.

(b)It can kill young trees and other plants. Sulfur dioxide and nitrogen oxide particles in the air, can create acid rain when they mix with water and oxygen in the atmosphere. Pathogens(viruses,bacteria,fungi,protozoa etc)are biological pollutants of water. They cause typhoid,cholera,dysentery,jaundice,hepatitis.

(c)To minimize soil pollution, the wastes such as paper, plastics, metals, glasses, organics, petroleum products and industrial effluents etc should be recycled and reused.

Explanation:

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Answer 2

(a) Effect :- Global Warming , diseases, acid rain

control measure :- By minimizing and reducing the use of fire and fire products

(b) Effect:- diarrhea, cholera, dysentery, typhoid, hepatitis A, and polio are the effects of water pollution

control measure:- Abstain from flushing contaminated liquids, pills, drugs, or medications down the drain

(c)Effect:- It leads to respiratory diseases, skin diseases, and other health problems.

Control measure:- Recycling and Reuse of wastes