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I NEED GELP ASAP!!!! Select the correct answer. Which biogeochemical cycle includes the exoskeleton and shells of marine organisms as a reservoir? OA. carbon B. nitrogen C. sulfur D. oxygen
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I NEED GELP ASAP!!!!

Select the correct answer.
Which biogeochemical cycle includes the exoskeleton and shells of marine organisms as a reservoir?
OA.
carbon
B.
nitrogen
C.
sulfur
D.
oxygen

User Bethany Nicholson
by
4.2k points

1 Answer

1 vote
D. Oxygen
It refers to the pathway by which a chemical element is moved through both the abiotic and biotic compartment of an ecosystem.
User Arnell
by
4.0k points
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