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16 Cards in this Set

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Nitrogen fixation
Processes of converting nitrogen gas into ammonia
Biosphere
Part of erath in which life exists including land water and air or atmosphere
Transpiration
Loss of water from a plant through it's leaves.
Ecology
Scientific study of intreactions omong organisms and between organisms and there environment.
Limiting nutrient
Single nutrient that eather is scarce or cycles very slowly, limiting the growth of organisms in a ecosystem.
Species
Group of similar organisms that can breed and produce fertle offspring.
Biome
Group of ecosystems that have the same climate and simular dominant communities
Ecosystem
Collection of all of the organisms that live in a particular place, together with there nonliving environment.
evaporation
processes in which water changes from a liquad into an atmospheric gas
Population
Group of individuals of the same species that live in the same aera.
Primary Productivity
Rate at which organic matter is created by producers in an ecosystem
community
Assemblage of different populations that live together in a defined area.
Nutrient
Chemical substance that an organism requires to live
Algal bloom
An immediate increase in the amount of algae and other producers that results from a large imput of a limiting nutrient.
Denitrification
Converson of nitrates into nitrogen gas.
Biogeochemical cycle
Processes 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.