Question

The biosphere:

ends at sea level
does not include the atmosphere
extends deep below the surface of the earth
reaches thousands of feet above the earth

Answer 1

The biosphere is the part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life.

Answer 2

So A is false - fish live in the sea
B is also false - The atmosphere surrounds the earth so we are basically sitting in the atmosphere right now.
C is false, Deep below the surface of the earth is not a suitable place for life.
So i think D is correct. thousands of feet above the earth. Birds can fly up to 20-30 thousand feet.

Answer 3

thank u!