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5 Cards in this Set

  • Front
  • Back
biogeochemical cycle
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
nutrient
chemical substance that a organism needs to sustain life
nitrogen fixation
process of converting nitrogen gas into nitrogen compounds that plants can absorb and use
denitrification
when bacteria converts nitrates in to nitrogen gas
limiting nutrient
single individual nutrient that limits productivity in a ecosystem