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Eco Vocabs
Vocabulary
Question | Answer |
---|---|
Individual | A single organism in an environment |
Population | All the individuals of the same kind of living in the same environment |
Community | All the populations of organism living together in an environment |
Ecosystem | A community and its physical environment together |
Habitat | A place in an ecosystem where a population lives |
Niche | The role each population has in its habitat |
Producer | An organism that makes its own food |
Consumer | An organism in a community that must eat to get the energy |
Food chain | The ways in which the organisms in an ecosystem interact with one another according to what they eat |
Decomposer | Consumer that breaks down the tissues of dead organisms |
Food web | Shows the interactions among many different food chains in a single ecosystem |
Energy pyramid | Shows the amount of energy available to pass from one level of a food chain to the next |
Competition | The contest among organisms for the limited resources of an ecosystem |
Symbiosis | A long-term relationship between different kinds of organisms |
Instinct | A behavior that an organism inherits |
Learned behavior | A behavior an animal learns from its parents |
Exotic | An imported or nonnative organism |
Extinct | No longer in existence; describes a species when the last individual of a population dies and that organism is gone forever |
Endangered | A term describing a population of organisms that is likely to become extinct if steps are not taken to save it |
Threatened | Describes a population of organisms that are likely to become endangered if they are not protected |