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Ecology Terms

12&3

QuestionAnswer
Ecology The study of interactions among organisms and its environment.
Abiotic Factor Nonliving organisms in the environment.
Biotic Factor Living or once living.
Population All living humans in the same time.
Community Living humans interacting with each other.
Ecosystem Made up of a community of living organisms
Biosphere Part of earth that supports life.
Population Density Number of individuals in a population that occupies and are of limited size.
Limiting Factor Any biotic or abiotic factor that limits the number of individuals in an population.
Symbiosis Any close interaction among two or more different species, including mutualism,commenalism,and parasitism.
Niche Role of an organisms job in its ecosystem.
Habitat Place where an organism lives.
Food Chain A simple way of showing hoe energy passes from one organism to another.
Food web model that shows how energy from food is moved through a community.
Water Cycle Continues cycle of water molecules on as they rise into the atmosphere.
Created by: Trevor_Braxton