nitrogen cycle

Question 1

nitrogen function

Answer 1

to make proteins

Question 2

nitrogen fixing bacteria

Answer 2

convert N2 gas into ammonium compounds which can then be converted to usable nitrates

Question 3

where to find nitrogren fixing bacteria

Answer 3

free-living in soil or root nodules

Question 4

nitrification

Answer 4

turning ammonia to nitrates via nitrifying bacteria

Question 5

denitrification

Answer 5

converting nitrates to nitrogen via. dentrifying bacteria

Question 6

how do dentitrifying bacteria work

Answer 6

anaerobic respiration in soil

Question 7

nitrogen fixation

Answer 7

nitrogen gas in air into ammonia or ammonium in soil, via bacteria

Question 8

how does nitrogen fixation work

Answer 8

lighting + nitrogen fixing bacteria

Question 9

where is nitrogen found in animals

Answer 9

in their waste

Question 10

when are nitrates taken up

Answer 10

during assimiliation in plants