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Author Question: Which of the following locations is the reservoir for nitrogen in the nitrogen c (Read 761 times)

penza

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on: Oct 27, 2013
Which of the following locations is the reservoir for nitrogen in the nitrogen cycle?
A) atmosphere
B) sedimentary bedrock
C) fossilized plant and animal remains (coal, oil, and natural gas)
D) plant and animal biomass
E) soil


plus1

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


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