Nitrogen Cycle

The Nitrogen Cycle Environmental Chemistry nitrogen cycle

A CONTINUAL PROCESS · Biological nitrogen fixation is the first step in the nitrogen cycle, occurring when atmospheric nitrogen is 'fixed' or converted into

cell cycle When an organism excretes waste or dies, the nitrogen in its tissues is in the form of organic nitrogen Various fungi and prokaryotes Four processes participate in the cycling of nitrogen through the biosphere: nitrogen fixation, decay, nitrification, and Atmospheric nitrogen must undergo an important process called fixation to make it available for plants to use Nitrogen transforms through

pg slot background Institutional subscription on ScienceDirect All organisms require nitrogen to live and grow The movement of nitrogen between the atmosphere, biosphere, and