Question

what constitutes biosphere

Answer 1

Heya mate!

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The biosphere consists of geosphere, lithosphere, hydrosphere and atmosphere..........

Hope this helps........

Answer 2

the biosphere is the layer of the Earth where life exists .biosphere is the one of the four layers that surrounded to the earth along with the lithosphere, Hydrosphere , and atmosphere and it is the sum of ecosystem .

hope this will help you.