Question

What is the definition of biosphere?(1 point)
Responses

the area of the earth covered by water
the area of the earth covered by water

the area of the earth where all living things exist
the area of the earth where all living things exist

the area of the earth that is liquid
the area of the earth that is liquid

the area of the earth that is solid

Answer 1

The definition of the biosphere is **the area of the earth where all living things exist**.