Question

What is Meant by biosphere?

Answer 1

The biosphere is the fourth sphere, and consists of the places where life can be found. Since life exists in the air, on and in the earth, and on and in water, the biosphere overlaps, connects, and influences all of the other spheres - and they all affect the biosphere.




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Answer 2

♠ What is Biosphere ?

→ The word Biosphere is derived from Greek words 'bios' which means life and 'sphaira' meaning sphere.

The Biosphere is the layer of Earth on which life exists and all living beings interact with each other and along with Biosphere Earth is surrounded by three more layers - Lithosphere (rock) , Hydrosphere ( water) and atmosphere (air) . Biosphere can also be considered as sum of all ecosystems on Earth.
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