describe nitrogen cycle
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The circulation of nitrogen element through living things ( Plants and animals) and non-living environment ( Air, Soil, and water ) is called nitrogen cycle of nature.
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Steps of nitrogen cycle in nature -/
-/ Atmosphere has almost 78% nitrogen.
Atmospheric Nitrogen is fixed into the soil.
- / Nitrogen fixing microbes convert nitrogen molecules into nitrogenous compounds .
- / Plants utilize nitrogen from soil through their roots
/ - Animals utilize nitrogen by feeding on plants
/- When Plants & animals die, Nitrogenous wastes are returned to soil
/ - Decomposers convert some part to nitrogen compounds to be used by plants.
/ - Denitrifying bacteria again convert that into Atmospheric Nitrogen .
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