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Ecosystems

TermDefinition
Environment the surroundings that an organism lives in
Ecosystem all the populations and nonliving things interacting in an environment form
Population all the organisms of the same species that live in the same place at the same time
Producers organisms that make their own food
Consumers organisms that get energy by eating other organisms
Decomposers organisms that get energy by feeding on dead materials and wastes
Community populations of different kinds of organisms that live in the same place at the same time
Habitat the environment where an organism lives
Niche the role that an organism plays in its habitat
Food Chain the path of food energy from one organism to another in an ecosystem
Food Web overlapping food chains with different pathways for the flow of food energy in an ecosystem
Photosynthesis the process that plants use to make their own food
Chlorophyll a green pigment in plants that allows a plant cell to use light to make food
Energy Pyramid a diagram that shows how much energy is passed from one organism to the next at each level in a food chain
Extinction a plant or an animal species that is no longer living or existing
Succession a gradual change of the kinds of organisms in an ecosystem
Created by: 1465639237
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