The Nitrogen Cycle Flashcards
1
Q
The nitrogen cycle
A
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2
Q
decomposers
A
break down proteins (in rotting plants and animals) and urea (in animal waste) and turn them into ammonia (a nitrogen compound)
3
Q
nitrifying bacteria
A
turn ammonia in decaying matter into nitrates
4
Q
nitrogen-fixing bacteria
A
turn atmospheric N2 into nitrogen compounds that plants can use
5
Q
denitrifying bacteria
A
turn nitrates into N2 gas
