nitrogen cycle Flashcards
1
Q
Turns nitrates in soil back into Nitrogen gas in the atmosphere.
A
Denitrifying Bacteria
2
Q
Turns nitrogen gas in the atmosphere into nitrogen compounds for plants.
A
Nitrogen-fixing bacteria
3
Q
Turns ammonia in decaying matter (dead animals, plants, urea) into nitrates in the soil.
A
Nitrifying bacteria.
4
Q
Plant proteins to ammonia.
A
decomposition
5
Q
Types of nitrogen fixation.
A
1) nitrogen-fixing bacteria
2) Lightning
