Question

write a short note on the earth's biosphere? ​

Answer 1

• Biosphere, relatively thin life-supporting stratum of Earth's surface, extending from a few kilometres into the atmosphere to the deep-sea vents of the ocean. The biosphere is a global ecosystem composed of living organisms (biota) and the abiotic (nonliving) factors from which they derive energy and nutrients.

Answer 2

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Biosphere is a narrow zone of the Earth where land, water and air interact with each other. The plant and animal kingdoms together make up the biosphere. Hence the biosphere supports life.The biosphere is the narrow zone of contact between the lithosphere, hydrosphere and atmosphere, where natural vegetation and wildlife exist. It is commonly known as the sum of all ecosystems.

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