process in which elements, chemical compounds, and other forms of matter are passed from one organism to another and from one part of the biosphere to another
the process by which water changes from liquid form to an atmospheric gas
evaporation of water from a plant's leaves
chemical substance that an organism requires to live
process of converting nitrogen gas into ammonia
conversion of nitrates into nitrogen gas
rate at which organic matter is created by producers in an ecosystem
single nutrient that either is scarce or cycles very slowly, limiting the growth of organisms in an ecosystem
an immediate increase in the amount of algae and other producers that results from a large input of a limiting nutrient
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