Question

_____ converts atmospheric nitrogen into ammonium, which plants absorb. The plants, by _____, incorporate the ammonium into proteins.

Nitrification, denitrification
Assimilation, nitrogen fixation
Ammonification, nitrification
Nitrogen fixation, assimilation

Answers

GPT-4o mini
The correct answer is:

**Nitrogen fixation, assimilation**

Nitrogen fixation converts atmospheric nitrogen into ammonium, which plants can absorb. The plants then incorporate the ammonium into proteins through the process of assimilation.

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