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chapter 6
ecosystem
Term | Definition |
---|---|
ecosystem | is all the living and nonliving things in an area and their interactions |
habitat | provids all things an organism needs to live |
biotic | means living or once living |
abiotic | means nonliving |
poulation | is a group of onespeices living in the same area |
community | is different population in a area |
niche | is the role that an organisms has in an ecoysystem |
Carrying Capacity | the number of organisms that can live in a habitat |
Predator | the one that hunts and eats other animals |
Prey | the one that gets hunted and eaten |
Producers | make their own food for energy |
Consumers | can’t make their own food and get energy from other producers of consumers |
Herbivores | Eat only plants |
Carnivores | Eat only other animals |
Omnivores | eat plants and animals |
Scavengers | eats dead animals |
Decomposers | get energy by breaking down wastes and dead organisms |
Food Chain | a series of steps showing how energy moves from biotic factor to another. |
Food Web | a diagram of many different food chains |
Symbiosis | a long-term relationship between two different organisms. |
Parasites | live inside or outside another organism taking nutrients from that organism |