Cycles Within Ecosystems

Question 1

Describe the role of bacteria involved in the nitrogen cycle[5mks]

Answer 1

Nitrogen fixing bacteria are responsible for nitrogen fixation[1mk]
They convert nitrogen gas into ammonia[1mk]
Nitrifying bacteria are responsible for nitrification[1mk]
It converts ammonia to nitrates to nitrites[1mk]
Denitrifying bacteria are responsible for denitrification[1mk]
Convert nitrates into nitrogen gas[1mk]