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Nitrogen Cycle
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Total cards: 6•Content version: v3•Public deck•Updated: 8/1/2026
Card preview (6)
#1
Front (Question)
How much Nitrogen is in the air
Back (Answer)
78%
#2
Front (Question)
Nitrogen Fixation
Back (Answer)
Removing nitrogen from the air and converting it to ammonia
#3
Front (Question)
Nitrification
Back (Answer)
Converting ammonia in the soil to nitrate
#4
Front (Question)
Denitrification
Back (Answer)
Converting nitrates back to nitrogen gas
#5
Front (Question)
True or False: The atmosphere contains the majority of Nitrogen (source)
Back (Answer)
True
#6
Front (Question)
How are humans adding more nitrogen into the atmosphere?
Back (Answer)
Through fertilizers & Fossil Fuel use