Man and His Environment

Chapter 16: Man and His Environment (23 videos)   (Practice Test)

16.1: Levels of Ecological Organization(Practice Test)

1. Ecology, Community, Population, Ecosystems , Biosphere
2. Components of Ecosystem

16.2: Flow of Materials and Energy in Ecosystem(Practice Test)

1. Flow of Energy
2. Flow of Materials
3. Ecological Pyramids
4. Ecological Pyramids Biomass
5. Ecological Pyramids Number
6. Biogeochemical Cycles, Carbon Cycle
7. Nitrogen Cycle, Formation of Nitrates
8. Assimilation and Denitrification

16.3: Interactions in Ecosystems(Practice Test)

1. Competition
2. Predation
3. Symbiosis
4. More on Symbiosis

16.4: Ecosystem Balance and Human Impact(Practice Test)

1. Global Warming
2. Acid Rain
3. Deforestation, Soil Erosion
4. Overpopulation, Urbanization

16.5: Pollution; Consequenses and Control(Practice Test)

1. Air Pollution
2. Water Pollution
3. Land Pollution

16.6: Conservation Of Nature(Practice Test)

1. 3 R, Reduce, Reuse and Recycle
2. Basic Information about Dengue Fever