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1 vote
PLEASE HELP 15 POINTS!!!

The biosphere:
extends into the atmosphere
includes land, air, and water
reaches all the way to the bottom of the ocean
all of the above

User MadMac
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2 Answers

3 votes
it would definitely have to be all the above.

User Laureen
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6.6k points
1 vote
the biosphere is everything. the whole planet. so all of the above is right
User Andrewm
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6.2k points