☀️nitrogen Cycle Flashcards
1
Q
Why do plants need nitrogen
A
To make proteins but cannot use nitrogen gas
2
Q
Nitrogen fixing bacteria convert..
A
Nitrogen gas into nitrate
3
Q
What happens to animal bodies and plants when they die
A
Their bodies are decomposed by bacteria and fungi
4
Q
Name a nitrogen compound
A
Ammonium salts
5
Q
What do nitrifying bacteria in the soil convert ammonium salts into
A
Nitrites and then nitrates
6
Q
Nitrites
A
Ammonium salts that used be nitrifying bacteria in the soil
7
Q
What are absorbed by plant roots
A
Nitrates
8
Q
Nitrates are recycled to make
A
Plant proteins
9
Q
Dentrifying bacteria in soil convert
A
Nitrates into nitrogen gas
10
Q
What do plants use to make protein
A
Nitrates
11
Q
Where are dentrifying bacterias found
A
In the soil
