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Nitrogen Cycle - Sherena Tan and Joie Nip Per. 4

Terms in this set (10)

Nitrobacter
Bacteria that oxidizes nitrite into nitrate
Atmosphere
Contains 78% nitrogen
Denitrification
Fixed nitrogen compounds are converted back into nitrogen gas by soil bacteria which returns back to the atmosphere
Nitrogen fixation
The capture and conversion of nitrogen into a usable form for plants
Consumption by plants
Plants take in nitrate from the soil
Ammonification
Bacteria in the soil break down organic matter such as animal waste into ammonia which can be used by plants as a natural fertilizer
Nitrification
Reduced forms of inorganic and organic nitrogen (particularly ammonium) are oxidized to nitrate
Nitrosomonas
Bacteria that oxidizes ammonia into nitrite
Consumption by animals
Herbivores consume plants containing nitrogen in them, which is a key factor to making organic compounds such as protein
Nitrogen fixing bacteria
Bacteria on the roots of plants that convert nitrogen in the soil to ammonia
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