Introduction to Ecosystems

The study of ecosystems.

• herbivore

• biotic

• ecology

• abiotic

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The living parts of an ecosystem.

• herbivore

• biotic

• ecology

• abiotic

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An arrangement of interrelated food chains illustrating the flow of energy between interdependent organisms.

• predator

• food web

• ecosystem

• food chain

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An animal that hunts other animals for food.

• producer

• carnivore

• omnivore

• predator

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A consumer that eats both plants and animals.

• herbivore

• omnivore

• carnivore

• predator

An organism on which a parasite lives.

• consumer

• host

• prey

• decomposer

A series of steps in which organisms transfer energy by eating and being eaten.

• food web

• producer

• food chain

• photosynthesis

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A single-celled organism that thrives in many environments; a type of decomposer.

• consumer

• decomposer

• parasite

• bacteria

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Plants; produce their own food through photosynthesis.

• scavenger

• food web

• predator

• producer

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All the living organisms that live in an area and the nonliving features of their environment.

• Habitat

• Niche

• Biomes

• Ecosystem