Question

what is biosphere?
.
.
.
.
.​

Answer 1

Answer:

the regions of the surface and atmosphere of the earth or another planet occupied by living organisms

Answer 2

Answer:

The biosphere, also known as the ecosphere, is the worldwide sum of all ecosystems. It can also be termed the zone of life on Earth. The biosphere is virtually a closed system with regards to matter, with minimal inputs and outputs.