Which best compares the roles of nitrogen-fixing bacteria and certain decomposers in the nitrogen cycle?
Both organisms convert free nitrogen into nitrogen-containing compounds.
Both organisms convert nitrogen-containing compounds into free nitrogen.
The bacteria convert free nitrogen into nitrogen-containing compounds, while the decomposers convert nitrogen-
containing compounds into free nitrogen.
The bacteria convert nitrogen-containing compounds into free nitrogen, while the decomposers convert free nitrogen into
nitrogen-containing compounds.
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