Chapter 2: Microorganisms : Friend and Foe
Chapter 3: Synthetic Fibres and Plastics
Chapter 4: Materials : Metals and Non-metals
Chapter 5: Coal and Petroleum
Chapter 6: Combustion and Flame
Chapter 7: Conservation of Plants and Animals
Chapter 8: Cell - Structure and Functions
Chapter 9: Reproduction in Animals
Chapter 10: Reaching the Age of Adolescence
Chapter 11: Force and Pressure
Chapter 12: Friction
Chapter 13: Sound
Chapter 14: Chemical Effects of Electric Current
Chapter 15: Some Natural Phenomena
Chapter 16: Light
Chapter 17: Stars and the Solar System
Chapter 18: Pollution of Air and Water
NCERT Science Class 8
Chapter 18 : Pollution of Air and Water
Pages 252 - 253
What are the different ways in which water gets contaminated?
At an individual level, how can you help reduce air pollution?
Clear, transparent water is always fit for drinking. Comment.
You are a member of the municipal body of your town.
Make a list of measures that would help your town to ensure the supply of clean water to all its residents
Explain the differences between pure air and polluted air.
Explain circumstances leading to acid rain. How does acid rain affect us?
Which of the following is not a greenhouse gas?
(a) Carbon dioxide
(b) Sulphur dioxide
Describe the Greenhouse Effect in your own words.
Prepare a brief speech on global warming. You have to deliver the speech in your class.
Describe the threat to the beauty of the Taj Mahal.
Why does the increased level of nutrients in the water affect the survival of aquatic organisms?
NCERT Science Class 8
Textbook solutions for Class 8
NCERT solutions for Class 8 Science chapter 18 - Pollution of Air and Water
NCERT solutions for Class 8 Science chapter 18 (Pollution of Air and Water) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CBSE Science Textbook For Class 8 solutions in a manner that help students grasp basic concepts better and faster.
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Concepts covered in Class 8 Science chapter 18 Pollution of Air and Water are Concept of Air Pollution, Air Get Polluted, Case Study : the Taj Mahal, Concept of Greenhouse Effect, Reduce Air Pollution, Concept of Water Pollution, Water Get Polluted, Concept of Potable Water, Reduce Water Pollution, Agrochemicals and Their Effects.
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