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Pollutants and Their Effects on Environment
Federal Board > Class 8 > General Science (
Total Videos: 145
)
All Chapters
Chapter 1: Human Organ Systems
Chapter 2: Cell Division and Heredity
Chapter 3: Biotechnology
Chapter 4: Pollutants and Their Effects on Environment
Chapter 5: Chemical Reactions
Chapter 6: Acids, Alkalis/ Bases and Salts
Chapter 7: Force and Pressure
Chapter 8: Measurement of Physical Quantities
Chapter 9: Sources and Effects of Heat Energy
Chapter 10: Lenses
Chapter 11: Electricity
Chapter 12: Exploring Space
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Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 4: Pollutants and Their Effects on Environment (
13 videos
)
  (
Practice Test
)
4.1: Air Pollutants and Their Sources(
Practice Test
)
Introduction to Pollution
Air Pollutants and Their Sources
Sulphur Dioxide and Nitrogen Dioxide as Air Pollutants
Carbon Monoxide and Chlorofluorocarbons as Air Pollutants
4.2: Effects of Human Activities on Environment(
Practice Test
)
Green House Effect
Ozone Depletion
Global Warming
Acid Rain
Deforestation
Lack of Natural Resources
4.3: Conservation of Resources
Ways of Savings Our Surroundings
4.4: Saving the Earth(
Practice Test
)
Solid Waste Management
Ways of Savings Our Surroundings
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