Question

Why is the biosphere important for living organisms?

Answer 1

at first we have to know what the biosphere is
biosphere can be defined as the interrelationships and interdependending of biotic and abiotic organisms
so biosphere is important for living organisms because of this depends

Answer 2

Because it is termed as the zone of life on earth and it is the ecological system of earth. Biosphere can also be refered to the zone of life on earth. It can't be affected by things such as solar and cosmic radiation and is self regulating