What is the purpose of the biogeochemical cycles ?

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asked Sep 9, 2017 in Science by jessica (20,760 points)
A. to cycle energy through a food chain
B. to recycle matter through the biosphere
C. to recycle rocks through the layers of Earth
D. to cycle nutrients through the human body

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answered Oct 24, 2017 by zoey (76,950 points)

B. to recycle matter through the biosphere

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