The flow of ____ into ecosystems occurs in one direction only, while ______ are recycled within the ecosystem
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The flow of ____ into ecosystems occurs in one direction only, while ______ are recycled within the ecosystem

[From: ] [author: ] [Date: 11-09-13] [Hit: ]
e) food... energy-The answer is d.......
a) minerals... energy compounds
b) genetic information... genotypes
c) organic compounds.... minerals
d) energy... chemicals
e) food... energy

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The answer is d.
1
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