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Ecology
6th Science - Ecology
Term | Definition |
---|---|
Habitat | a place where an organism lives that provides all of its needs |
Carnivore | eat only MEAT |
Omnivore | eat both PLANTS and ANIMALS |
Producer | an organism that uses an outside energy source to make its own food - MOSS, GRASS, FLOWERS |
Decomposer | an organism that recycles nutrients from dead organisms - FUNGI, BACTERIA |
Predator | a consumer that CAPTURES and EATS other consumers |
Prey | the consumer that is EATEN |
Sunlight | main source of energy for most food chains on the planet |
Ecologist | studies living things and their interactions in the environment |
Scavengers | feed on the bodies of already dead organisms. VULTURES |
Ecosystem | all of the LIVING and NON-LIVING things interacting. |
Abiotic Factors | non-living parts of an ecosystem |
Biotic Factors | living parts of an ecosystem |
Niche | an organisms role in the environment |
First Link in a Food Chain | producer |
Herbivores | eat only PLANTS |
Mutualism | both organisms benefit |
Commensalism | one organism benefits the other is not helped or harmed |
Parasitism | one organism benefits the other is harmed |
Dominant Species | the most abundant species in an ecosystem that is well adapted to their environment |
Insectivore | eats insects |
Competition | occurs when organisms share the same food source, water, mates or habitat |
Symbiosis | any close relationship between species |