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Which biogeochemical cycle includes the exoskeleton and shells of marine organisms as a reservoir? A. carbon B. nitrogen C. sulfur D. oxygen (its not oxygen)
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25 votes
Which biogeochemical cycle includes the exoskeleton and shells of marine organisms as a reservoir?

A.
carbon
B.
nitrogen
C.
sulfur
D.
oxygen

(its not oxygen)

User Accurate Respondetur
by
8.9k points

1 Answer

7 votes

Answer:

I think it is oxygen

Hope this helped

ALL THE BEST !!

User Tyrael Tong
by
7.0k points
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