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Pollutants and Their Effects on Environment
Balochistan
Class 8
General Science (
Total Videos: 207
)
Preference
All Chapters
Chapter 1: Human Organ System
Chapter 2: Heredity in Organisms
Chapter 3: Biotechnology
Chapter 4: Pollutants and Their Effects on Environment
Chapter 5: Chemical Reactions
Chapter 6: Acids, Alkalis 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 in Action
Chapter 12: Exploring Space
Show Content
Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 4 Pollutants and Their Effects on Environment (
29 videos
)
  (
Practice Test
)
4.1: Sources, Properties and Effects of Air Pollutants (
Practice Test
)
Introduction to Pollution
492 views
Sources of Air Pollutants
2311 views
Carbon Monoxide as Pollutant
3165 views
Pollutants of Sulphur Compound
1880 views
Ground Level Ozone And Heavy Metals As Air Pollutants
Harmful Effects of Air Pollutants
33 views
Problems Caused by Pollutants in Humans
Components of Ecosystem
5633 views
Habitat
441 views
Factors Causing Changes In A Habitat
70 views
Factors Causing Changes In A Habitat (Continued)
26 views
Ecology
2941 views
Competition
Predation
1093 views
Mutualism
1669 views
Commensalism, Grazing
1221 views
Symbiosis
3557 views
4.2: Effects of Human Activities on Environment (
Practice Test
)
Green House Effect
5647 views
Depletion of Ozone
6088 views
Global Warming
4039 views
Acid Rain
6450 views
Deforestation
32 views
Lack of Natural Resources
16 views
4.3: Saving the Earth (
Practice Test
)
Solid Waste Management
39 views
Ways of savings Ours Surroundings
88 views
The Environment and 3R's
The Nitrogen Cycle
Carbon Cycle
9649 views
Carbon Sinks, The Role of Oceans And Forests As Carbon Sinks
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