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OFFICIAL AP Environmental Review Thread
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05-11-2008, 10:02 AM
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asc3nd
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Join Date: Nov 2007
Gender: Male
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yup thats the answer - ask a question after u answer.
Anyways i'll continue it:
The lake bottom is called the ________ layer, where there is little oxygen but righ organic matter from the detritus that sinks to the bottom.
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