Question

what is the biosphere​

Answer 1

Explanation:

The biosphere, (from Greek bios = life, sphaira, sphere) is the layer of the planet Earth where life exists. ... The biosphere is one of the four layers that surround the Earth along with the lithosphere (rock), hydrosphere (water) and atmosphere (air) and it is the sum of all the ecosystems. The biosphere is unique.

Answer 2

life on earth exists in a narrow belt ,a little below and above the surface of the land and in the water and air . This narrow belt of living organisms ,both plants and animals is called Biosphere .This sphere thus includes part of Atmosphere ,, Lithosphere and Hydrosphere