Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Ecosystems
Unit B, Ch.5
| Term | Definition |
|---|---|
| niche | the role of an organism in the community |
| community | all the populations in an area (all the living things) |
| population | all the organisms of a particular species living in the same area |
| abiotic factor | the nonliving parts of an ecosystem |
| ecology | the study of how all things in an ecosystem interact |
| biotic factor | the living parts of an ecosystem |
| ecosystem | all the living and the nonliving things in an area |
| habitat | a place where an organism lives |
| carnivore | organisms that eat animals for energy |
| producer | organisms that make their own food |
| food chain | one path of energy in an ecosystem from producers to consumers to decomposers |
| prey | an organism that is hunted by another organism |
| omnivore | an animal that eats both animals and plants |
| mutualism | a symbiotic relationship that benefits both organisms |
| commensalism | a symbiotic relationship in which one organism benefits from another without harming or hurting it |
| parasitism | a symbiotic relationship in which one organism lives off the resources of another |
| symbiosis | a close relationship between organisms that lasts over a period of time |
| scavenger | organisms that get energy from the remains of dead organisms |
| predator | an organism that hunts other organisms for food |
| herbivore | organisms that eat producers (green plants) for energy |
| food web | shows the relationship between all the species in a community (show how the energy travels) |
| endangered species | a species in danger of becoming extinct |
| threatened species | a species that may become endangered(not currently endangered) |
| carrying capacity | the maximum population size that the resources in an area can support |
| extinct | a species that has died out completely (no longer on Earth) |
| limiting factor | anything that controls the growth or survival of a population |
Created by:
mrskarney
Popular Science sets