Question

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Answer 1

Answer: because it life zone of the Earthand it is a ecological system of the Earth

Explanation:

Answer 2

Answer:

BIOSPHERE

Biosphere is also known as sphere of life. The term Biosphere was used a century ago by the Austrian Geologist Edward Suess as a sphere of living organisms lying ar the interfaces between the atmosphere, lithosphere, hydrosphere.

Biosphere supplies the essential requisites life for all the species living on earth, viz. light, heat, water, food and living space or habitats. That's why Biosphere or Ecosystem is important for living organisms.

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