Although the textbook suggests that organisms remove nutrients from the reservoirs (where nutrients are stored), some biologists distinguish between the "reservoir," where nutrients are stored but not directly available to living organisms, and the "exchange pool," where nutrients are directly available, in usable form, to living organisms. For example, atmospheric carbon dioxide would be considered to be in the exchange pool for plants. Using this distinction, for plants, atmospheric nitrogen would be in the __________.

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    exchange pool
    reservoir
    biotic community
    all of the above

asked May 30, 2013 in Biology by anonymous
    

1 Answer

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reservoir
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)

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