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1 .how can you say that forest are biosphere reserves? give reasons.2 .what do you understand about the terms : (a)extinct,(b)endangered,(c)endemic?



Extinct - the species which have vanished from the earth for ever are called extinct species.
Endangered- Plants and animals that are on the verge of becoming extinct are known as endangered species.
Endemic-the species which belong to a particular place or country are called endemic species.
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