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Chapter 6

TermDefinition
Ecosystem All the living and nonliving things in an area an their interactions.
Habitat A place that provides all the things an organism.
Population A group of organisms of one species that live in an area at the same time.
Biotic All the living organisms in a ecosystem.
Abiotic All the nonliving organisms in an ecosystem.
Community Different populations in an area.
niche The role that an organism has in an ecosystem.
Carrying Capacity The number of organisms that can live in a habitat.
Predator An animal that hunts and eats another animal.
Prey Any animals that is hunted by others for food.
Producers These make their own food for energy.
Consumers Organisms that can't make their own food.
Decomposers Organisms that get their energy by breaking down wastes and dead organisms.
Herbivores Organisms that eat plants. Example: moose
Carnivores Organisms that eat animals. Example: lion
Omnivores Organisms that eat plants and animals. Example: bears
Scavengers Organisms that eat dead animals. Example: vultures, hyenas
Food Chains A series of steps of how energy moves from one biotic factor to another.
Food Webs Food webs are diagrams that combines many food chains into one.
Symbiosis A long-term relationship between two different organisms.
Parasite An organisms that live inside or on another organisms.
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