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The largest ecosystem on the earth comprises:

an entire continent
the oceans
the biosphere
the atmosphere
all the earth's land surface

User Jokerdino
by
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2 Answers

3 votes

SOS:

The biosphere.

*The biosphere is pretty much the sum of ALL ecosystems.

Hope this helps!!!

User Coltfred
by
7.7k points
3 votes
the biosphere
(I am pretty positive thats the answer)
User Kat Lim Ruiz
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