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Ecosystems

TermDefinition
Abiotic Factor an environmental factor that is not associates with the activities of living organisms
Artificial Reef a human-made structure that is built or placed underwater for the purpose of replacing depleted or of enhancing existing coral reef ecosystems
Biome a large region characterized by a specific type of climate and certain types of plant and animal communities
Biotic Factor an environmental factor that is associated with or results from the activities of living organisms
Community all the populations of species that live in the same habitat and interact with each other
Consumer an animal that eats other organisms or organic material
Decomposer an organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients
Ecology the study of the interactions of living organisms with one another and with their environment
Ecosystem a community of organisms and their abiotic, or nonliving, environment
Estuary an area where fresh water mixes with salt water from the ocean
Food Web a diagram that shows the feeding relationships between organisms in an ecosystem
Overharvesting catching or removing from a population more organisms than the population can replace
Parasitism a relationship between two species in which one species, the parasite, benefits from other species, the host, which is harmed
Population a group of organisms of the same species that live in a specific geographical area
Predator and organism that kills and eats all or part of another organism
Prey an organism that is killed and eaten by another organism
Producer an organism that can make its own food by using energy from its surroundings
Runoff precipitation that flows over the land and into streams and rivers
Wetland an area of land that is periodically underwater or whose soil contains a great deal of moisture
Created by: Mrs_Gore
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