Class 8 NCERT Science Pollution of Air and Water (Biology) It contains:
Explanatory videos
Detailed Study Material
Essential Points
Comprehensive Question bank in different formats like:
- MCQ - Fill ups - True/False - Assertion & Reasoning - Solved examples - VSA (Very Short Answer) - SA (Short Answer) - LA (Long Answer)
Solved NCERT questions
Exclusive Exemplar questions with solutions
Topics List :
Air
Air Pollution
Causes of air pollution
Suspended particulate matter
Carbon monoxide
Excess carbon dioxide - the greenhouse effect
Sulphur dioxide
Nitrogen dioxide
Chlorofluorocarbons
Lead
Conservation of Air
Water
Water Pollution
Causes of water pollution
Sewage
Industrial Waste
Fertilizers and Pesticides
Potable Water
The Water Treatment Plant (The Waterworks)
Water Conservation
Explanatory Videos Study Material Concept Maps and Essential Points Question Bank Chapter-wise HOTS Solved NCERT Questions Solved Exemplar questions Downloadable Unit test paper
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