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Ecology/Environments

Animals/Plants/Trees/Living Things/Environments!!!

TermDefinition
organism a living thing that interacts with living and nonliving parts of its habitat
biotic factors the living parts of a habitat
abiotic factors the nonliving parts of an organisms habitat
list the abiotic factors water, sunlight, oxygen, temperature, soil
species a group of organisms that are physically similar, and can mate with each other & produce offspring that can also mate and reproduce
populations all the members of one species in a particular area
communities all the different populations that live together in an area make up a community
habitat an environment that provides the things the organism needs to live, grow, and reproduce
ecosystem the community of organisms that live in a particular area, along with their nonliving surroundings, make up an ecosystem
ecology the study of how living things interact with each other and their environment
limiting factors An environmental factor that causes a population to decrease, such as amount of food, water, space, climate conditions, humans building homes, etc.
competition the struggle between organisms to survive as the attempt to use the same limited resource
carrying capacity The largest population that an environment can support
predation an interaction in which one organism kills another for food
symbiosis a close relationship between two species that benefits at least one of the species
mutualism a type of symbiosis where both species benefit
commensalism a type of symbiosis where one species benefits and the other is not harmed
food chain a series of events in which one organism eats another and obtains energy
food web the pattern of overlapping food chains in an ecosystemenergy
energy pyramid a diagram that shows the amount of energy that moves from one feeding level to another in a food web
Created by: RonHuff