Sagot :
BIOSPHERE
- The region of earth where life exists is known as the biosphere.
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PA BRAINLIEST.
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Answer:
C. Biosphere
Explanation:
The biosphere is a narrow zone of the earth where land, water, air interact with each other to support life. It is in this zone that life exists. It is also composed of all the ecosystems in the world. So, the biosphere is the region of the earth where life exists.
I hope this helps.