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Biosphere, Ecosystems and Biodiversity
Geography · Chapter 22 · 6. Biosphere - Life on the Earth
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- Nature of the biosphere; concept and components of an ecosystem and their interaction
- Biodiversity: concept and reasons for valuing and conserving it (ethical, moral, economic, aesthetic)
- Biodiversity for the sustenance of mankind: food, medicine, pollution control
- India as a mega-diverse nation: Sundarbans, Himalayas, Western Ghats and North-East, Rajasthan desert, thorn and scrub forests