Question

3) Why existence and subsistence of human life is based on Biosphere?​

Answer 1

10÷8

3

−1

10÷

3

8

1

10×

3

8

10×2

20ans

Answer 2

Answer:

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. With regards to energy, it is an open system, with photosynthesis capturing solar energy at a rate of around 130 Terawatts. However it is a self-regulating system close to energetic equilibrium.By the most general biophysiological definition, the biosphere is the global ecological system integrating all living beings and their relationships, including their interaction with the elements of the lithosphere, geosphere, hydrosphere, and atmosphere...!!