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-Dominant- [34]
3 years ago
15

How large is the biosphere

Biology
2 answers:
Olin [163]3 years ago
5 0

Answer: between about 500 meters (1,640 feet) below the ocean's surface to about 6 kilometers (3.75 miles) above sea level. The biosphere has existed for about 3.5 billion years

Explanation:

marysya [2.9K]3 years ago
4 0

Answer:

About 20 kilometers

Explanation:

The biosphere is about 20 km from top to bottom. It has existed for about 3.5 billion years so it's pretty old

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