ecosystem vocab. #2
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16 terms
Terms | Definitions |
|---|---|
 niche | full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions |
| habitat | the place where an organism lives |
| predator | animal that hunts and eats other animals |
| prey | animal hunted or caught for food |
| symbiosis | relationship in which two species live closely together |
| carrying capacity | largest number of individuals of a population that a environment can support |
| extinct | no longer in existence |
| limiting factor | factor that causes the growth of a population to decrease |
| commensalism | the relation between two different kinds of organisms when one receives benefits from the other without damaging it Ex. moss on a tree |
| parasitism | one organism lives on or inside another organism and harms it Ex. tick on a deer |
| mutualism | a relationship between two species in which both species benefit Ex. yucca moth and yucca tree |
| endangered species | a species whose numbers are so small that the species is at risk of extinction |
| ecology | the branch of biology concerned with the relations between organisms and their environment |
| first consumer | The first consumer shown in a food chain, It will be a type of herbivore. |
| secondary consumer | An organism that eats primary consumers |
| tertiary consumer | An organism that eats secondary consumers |
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