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Chapter 1, 2, 3

Vocabulary

TermDefinition
Ecology The study of interactions of living organisms with one another and with their environment.
Biotic Describes living factors in the environment.
Abiotic Descibes the non-living part of the environment, including water, rocks, light, and temputure.
Population A group of organisms of the same species that live in a specific geographical area.
Community All of the population of species that live in the same habitat and interact with each other.
Ecosystem A community of organisms and their aboitic, or non-living, environment.
Biosphere The part of Earth where live exists.
Herbivore An organism that eats only plants.
Carnivore An organism that eats animals.
Omnivore An organism that eats both plants and animals.
Food chain The pathway of energy transfer through various stages as result of the feeding patterns of a series of organisms.
Food web A diagram that shows the feeding relationships between organisms in an ecosystem.
Energy pyramid A triangular diagram that shows an ecosystem's loss of energy, which results as energy passes throughthe ecosystem's food chain.
Prey An organism that is killed and eaten by another organism.
Predator An organism that eats all all or part of another organism.
Symbiosis A relationship in which two different organism live in close association with each other.
Mutualism A relationship between two species in which both species benefits.
Commensalism A relationship between two organism in which one organism benefits and the other is unaffected.
Parasitism A relationship between two species in which one species, the parasite benefits from the other species, the host, which is harmed.
Coevolution The evolution of two species that is due to mutual influence, often in a way thst makes the relationship more beneficial to both species.
Created by: Neilshah2021
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