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BJU Life Science 18

Bob Jones Life Science - Chapter 18

extinct No longer existing
natural resource A naturally occurring material that is valuable to and used by man
endangered species A species that may soon become extinct
birthrate The rate at which new individuals are born into a population
death rate The rate at which members of a population die
carrying capacity The point at which limiting factors prevent further growth of a population; the maximum population size for a given area
conservation The preservation and wise use of natural resources
fossil fuel An e nergy source derived from the fossilized remains of plants and animals
pullution The addition of impurities to an ecosystem such as energy pollutants and substance pollutants
biodegradable pollutant A pollutant that can be broken down by the environment
nonbiodegradable pollutant A pollutant that cannot be broken down by living organisms in the environment
recycle To use again
Created by: heidio