| A | B |
|---|
| biome | a division based on climate, plants and animals |
| commensalism | a form of symbiosis in which one organism benefits and the other is not harmed |
| community | the living part of an ecosystem |
| competition | the type of interaction in which organisms struggle with one another to obtain resources |
| consumer | an organism that cannot make its own food |
| decomposer | an organism that breaks down the bodies of dead organisms into simpler substances |
| deforestation | the destruction of forests |
| desertification | the process in which desertlike conditions are created where there had been none in the recent past |
| endangered | in danger of becoming extinct |
| exotic species | a species that is not native to a place |
| food chain | a representation of a series of events in which food energy and matter are transferred from one organism to another |
| habitat | the place in which an organism lives and obtains the resources it needs to survive |
| mutualism | a form of symbiosis in which both organisms benefit |
| niche | an organism's role in an ecosystem |
| parasitism | a form of symbiosis in which one organism benefits and the other is harmed |
| population | a group of organisms of the same species living together in the same area |
| predator | an organism that kills and eats another organism |
| prey | an organism that is eaten by a predator |
| producer | an organism that is able to make its own food |
| symbiosis | a close relationship between two organisms in which one organism lives near, on, or even inside another organism and in which at least one organism benefits |
| herbivore | plant eater |
| carnivore | meat eater |
| omnivore | eats both plants and animals |
| extinct | no longer in existence |
| drug | any other substance which when taken into your body, can affect how your body works |
| side effect | other body changes a drug causes in addition to its intended effects |
| prescription | a note written by a doctor, which allows you to get a particular amount of the needed drug at a pharmacy |
