Nitrogen Cycle Flashcards
(4 cards)
1
Q
What bacteria convert N2 to NH3
A
Rhizobium- mutualistic lives in some plant roots
Azotobacter- free living in the soil
2
Q
Which bacteria convert ammonia/ammonium ions to nitrite (NO2-) ions
A
Nitrosomonas
3
Q
Which bacteria convert nitrite ions to nitrate ions
A
Nitrobacter
4
Q
What causes denitrification (NO3- ----> N2)
A
Denitrifying bacteria, such as Pseudomonas, in anaerobic conditions
