Question

from earth science: nitrogen cycle 10 question quiz 5/10 5) which process in the nitrogen cycle takes extra nitrogen from the soil and puts it back into the air? fixation nitrification assimilation ammonification denitrification for webquest or practice, print a copy of this quiz at the earth science: nitrogen cycle webquest print page ducksters.com

Explanation:

Denitrification is the process in the nitrogen - cycle where bacteria convert nitrates in the soil into nitrogen gas, which is then released back into the atmosphere. Fixation is the process of converting atmospheric nitrogen into a usable form for plants. Nitrification is the conversion of ammonia to nitrites and then to nitrates. Assimilation is when plants and animals take in nitrogen - containing compounds. Ammonification is the conversion of organic nitrogen to ammonia.

Answer:

Denitrification