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Bitmap Image  |  1995-06-29  |  69.0 KB  |  510x394  |  8-bit (151 colors)  |  [TEXT/LMAN]
   ocr: NITROGEN CYCLE N ITROGEN in the form ofnitratesis wastes. Nitrilying bacteria conyert - - - used by plants to build proteins. this ammonia into nitrates which are These are then eaten by animals to absorbed by plants. Nitrogen-fixing build animal proteins. Nitrogen in bacteria in the roots ofcertain plants the form of ammonia is released when turn nitrogen from the atmosphere decomposing bacteria and fungi break into nitrates. Denitrifying bacteria down dead animals and plants or their release nitrogen backinto the air. Atmospheric nitrogen Excretion - - - Plants Animals / N - - l- - - - / Nit ...