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unit 4&8


living things inan environment or things that were once alive biotic factors
nonliving things in an environment that influence life on earth abiotic factors
species are aliens to a ecosysthems nonative
how it eats , how it acts , where it lives , how it survives niche
is the variation of living oranisms is biodiversity
this type of adaptation may take less time than stuctural adaptations
some renewable resources are timber , water , sun ,wind
some nonrenewsources are gas and fossil fuel
the water act is act-1972
endangered species act is Species Act-1973-Banning of DDT - 1972
Created by: gracequinnn