Biodiversity on earth and India:- Total species present on earth = 20-50 million Global species diversity on earth = 7 million (Robert May) According to Robert May = 22% of 7 million species are discovered discover Plant & Animal species = more than 1.5 million Indian global diversity = 8.1 [ cover 2.4% Land ] In India : - 1) 45,000 Plant & 90,000 animal species discovered. 2) lakh Plant & 3 lakh Animal species yet to be discovered Mega diversity country in world = 12 Biodiversity on earth 1). Animal 2). Plants 1)Animals (>70%) :- A). Invertebrates & B).vertebrates A). Invertebrates 1). Insect (>70%) Max 2). Beetles (3 LAKH ) species 3). Ants (20,000) species 4). Other animal groups 5). Mollusks 6). Crustacean ...
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