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Ecosystems

TermDefinition
Biotic factors The living parts of an ecosystem are called biotic factors.
Abiotic factors Nonliving things in ecosystems are called abiotic factors. Examples: soil, water, temperature, sunlight
Organism A single form of life; the simplest form of organization in ecology.
Population All members of one kind of organism that live in a particular area.
Communities A group of different populations of organisms
Ecosystem A collection of different communities and the abiotic factors.
Niche The specific role and organism plays in the ecosystem
Food chain The flow of energy from one organism to the next.
Food web Shows the interactions among many different food chains in a single ecosystem.
Producer Organism that can create its own food through the process of photosynthesis.
Consumer Organism that feeds on other organisms or organic matter because it cannot make its own food.
Decomposer Organisms that break down dead plants and animals into nutrients for the soil.
Scavenger An animal that feeds off dead or decaying matter.
Created by: 00031648
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