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Unit 6 Vocabulary

Interactions in Ecosystems

TermDefinition
Abiotic Nonliving parts of an ecosystem, like sunlight, water, air, and soil.
Beneficial Helpful or good for living things.
Biotic Living parts of an ecosystem, like plants, animals, fungi, and bacteria.
Consumer An organism that cannot make its own food and must eat plants or other animals for energy.
Cycle A process that repeats over and over again in a pattern.
Decomposer An organism that breaks down dead plants and animals and returns nutrients to the soil.
Drought A long period of time with little or no rain.
Ecosystem A community of living and nonliving things that interact with each other in an area.
Habitat The place where an organism lives and gets what it needs to survive.
Harmful Causing damage or hurting living things or the environment.
Organism A living thing.
Pollution Harmful substances added to the air, water, or land.
Predator An animal that hunts and eats other animals.
Prey An animal that is hunted and eaten by a predator.
Producer An organism, usually a plant, that makes its own food using sunlight.
Native species A plant or animal that naturally lives and grows in a certain area.
Invasive species A plant or animal that is not originally from an area and spreads quickly, often harming native species and the ecosystem.
Food chain A model that shows how energy moves from one organism to another in a single path.
Food web A model that shows many connected food chains and how energy moves through an ecosystem.
Carnivore An organism that eats only other animals.
Herbivore An organism that eats only plants.
Omnivore An organism that eats both plants and animals.
Energy The ability to do work or cause change. In ecosystems, energy usually comes from the Sun and moves from one organism to another through food chains and food webs.
Created by: user-2027420
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