The principal categories of organisms are what?

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    primary producers, primary consumers, and secondary consumers
     producers and consumers
     primary consumers, secondary consumers, and detritus feeders
     producers, consumers, detritus feeders, and decomposers
     producers, consumers, and detritivores
asked Jun 25, 2012 in Environmental Science by anonymous
    

1 Answer

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producers, consumers, detritus feeders, and decomposers
answered Jun 26, 2012 by Geodude ~Top Expert~ (9,680 points)

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