The biosphere comprises of land, air, and water where organisms exist. It is also known as the global ecosystem. It consists of several layers like lithosphere.
Some of the key characteristics of
biosphere include:
1. It is the layer consisting of air, water, and land, forming the ecosystem for living organisms.
2. Transfer of energy, ie food chain
3. It is made of different biomes
4. It is made up of biotic, abiotic and energy components.