nitrogen cycle

 

The Nitrogen Cycle

 

 

The Nitrogen Cycle

Movement Of Nitrogen Through Ecosystems

 

 

step 1

Lightning, Certain Bacteria and Legumes
Convert nitrogen gas to nitrogen compounds
step 2
Plants and animals use the Nitrogen compounds
step 3
Decomposers return the Nitrogen compounds to the soil
step 4
certain Bacteria in the soil
convert Nitrogen compounds to Nitrogen gas
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