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Biodiversity 2.3: Loss of Biodiversity
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This tutorial deals with Loss of biodiversity, Major biogeographic zones in India, extinction: definition, mass extinction and its stages like Cretaceous and Holocene, list of prominent extinct species, Causes of biodiversity losses, Introduction of exotic species, Conservation biology, Stable communities and Ecosystem services. Video by Unacademy for IAS Preparation. How to prepare for IAS exam, Best IAS Coaching, IAS Civil Services Syllabus, Study Material for IAS Exam, IAS Civil Services Exam, UPSC Preparation, Tips for IAS, Material for IAS Preparation, UPSC Exam Material, IAS How to prepare, Other good resources: Mrunal and Clearias , IAS preparation tips, How to prepare for IAS 2015 Visit us at and

Roman Saini is teaching live on Unacademy Plus

Roman Saini
Part of a great founding team at Unacademy with Gaurav, Hemesh. Movies, Guitar, Books, Teaching.

Unacademy user
Really good explanation
EXCELLENT!!!!!!!! , thats what we call something of exceptionally highly perfect teaching doze ........fully energetic and enthusiastic lecture,,,,,,,,truly speechless each time i wonder such such such awesome lecture of yours ...thank u sir for spreading light of your knowledge...waiting for more stimulating lectures like this like a ''greedy tapsvi shishya''.....
thanku soo much sir....
thank you sir @@@!!!!!
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