nitrogen cycle biotic process
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The nitrogen cycle moves nitrogen through the abiotic and biotic parts of ecosystems. ... The nitrogen gas must be changed to a form called nitrates, which plants can absorb through their roots. The process of changing nitrogen gas to nitrates is called nitrogen fixation. It is carried out by nitrogen-fixing bacteria
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Explanation:
the nitrogen cycle moves nitrogen through the abiotic and biotic parts of ecosystems. ... The nitrogen gas must be changed to a form called nitrates, which plants can absorb through their roots. The process of changing nitrogen gas to nitrates is called nitrogen fixation. It is carried out by nitrogen-fixing bacteria.
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