NCERT Solutions for Class 8 Science Chapter 18 Pollution of Air and Water are provided in this article. It covers all the important definitions, concepts, and methodologies that will be really beneficial for the students. The important topics that are included in this chapter are:
- Air Pollution
- Greenhouse Effect
- Water Pollution
- What is potable water and how is water purified?
Download PDF: NCERT Solutions for Class 8 Science Chapter 18 Pollution of Air and Water
NCERT Solutions for Class 8 Science Chapter 18
Class 8 Science Chapter 18 Pollution of Air and Water: Important Topics
Pollution is known as the contaminants introduced in our nature which has an adverse change in the natural environment and the living organism. Those substances that act as contaminants are called pollutants, e.g., smoke, dust, high level of noise, excess heat and light, garbage, etc. Pollution is one of the major environmental issues.
-
Air Pollution
Air pollution is referred to any physical, chemical or biological change in the air. It affects plants, animals and humans drastically and is the contamination of air by harmful gases, dust and smoke. There is a certain percentage of gases present in the atmosphere.
-
Water Pollution
Water pollution can be referred to as the contamination of water bodies, which is caused when water bodies such as rivers, lakes, oceans, groundwater and aquifers get contaminated with industrial and agricultural effluents.
Chapter Related Links:
Check out:
Comments