Biodiversity and Conservation - Chapter 16 Geography NCERT Class 11

Video lecture, lesson summary, revision notes and solutions of CBSE NCERT Geography Class 11 Chapter 16 - Biodiversity and Conservation. This educational video is important and forms foundation for UPSC / IAS, SSC CGL, CDS, NDA and other school examinations.
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**TIme stamp**
1. Explanation of the picture - Weathering mantle at different climatic zone @ 0:41
2. Why Biodiversity is a system in constant
evolution? @ 6:39
3. What is Genetic Diversity @13:24
4. What is Species Diversity @ 19:04
5. What is Ecosystem Diversity @ 20:45
6. Ecological role of biodiversity @ 22:49
7. Economic role of biodiversity @ 24:44
8. Scientific role of biodiversity @ 26:44
9. Loss of biodiversity @ 29:25
10. What are exotic / alien / invasive species @ 31:26
11. About The International Union of Conservation of
Nature and Natural Resources (IUCN) @ 34:51
12. What are endangered species @ 35:47
13. What are vulnerable species @ 36:33
14. What are rare species @ 37:55
15. Conservation of Biodiversity @ 38:45
16. Role of institutions in conserving biodiversity @ 40:53
17. About The Earth Summit 1992 @ 41:22
18. About Wild Life Protection Act 1972 of Govt of India @ 42:28
19. What are Mega-diverse centres or countries @ 43:33
20. What are Biodiversity Hotspots @ 44:52
21. Environmental challenges faced by Mega-diverse centres and Biodiversity hotspots @ 45:32

Video on Soil formation @3:14
https://goo.gl/zvjuX8

Video on Biogeochemical cycles @23:25
Nitrogen cycle - https://goo.gl/ZLwnkD
Carbon cycle - https://goo.gl/buojGb
Other minerals cycle - https://goo.gl/22qidn

Video on Biosphere Reserves in India @ 43:14
https://goo.gl/q8ivEP

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Check the other playlists of CBSE NCERT Geography videos
Class 6 - https://goo.gl/DDFtIF
Class 7 - https://goo.gl/ppPK05
Class 8 - https://goo.gl/OD3Gwh
Class 9 - https://goo.gl/AIEXxQ
Class 10 - https://goo.gl/inWIAR
Class 11 (Part 1) - https://goo.gl/Pn5EIE
Class 11 (Part 2) - https://goo.gl/X4zY9K
Class 12 - https://goo.gl/Kszpz5