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Author Question: Which of the following statements is correct about biogeochemical cycling? A) Th (Read 1084 times)

penza

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on: Oct 27, 2013
Which of the following statements is correct about biogeochemical cycling?
A) The phosphorus cycle involves the recycling of atmospheric phosphorus.
B) The phosphorus cycle involves the weathering of rocks.
C) The carbon cycle is a localized cycle that primarily involves the burning of fossil fuels.
D) The carbon cycle has maintained a constant atmospheric concentration of CO2 for the past million years.
E) The nitrogen cycle involves movement of diatomic nitrogen between the biotic and abiotic components of the ecosystem.


plus1

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Reply #1 on: Nov 3, 2013
I recall doing this last year, it's B, bye bye!


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penza

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Reply #2 on: Aug 21, 2014
Incredible, thanks for your help!


shenderson6

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Reply #3 on: Sep 9, 2014
thank you


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