click below
click below
Normal Size Small Size show me how
8th Book2 Chap 2
| Question | Answer |
|---|---|
| producer | An organism that can make its own food. |
| consumer | An organism that obtains energy by feeding on other organisms. |
| herbivore | A consumer that eats only plants. |
| carnivore | A consumer that eats only animals. |
| omnivore | A consumer that eats both plants and animals. |
| scavenger | A carnivore that feeds on the bodies of dead organisms. |
| decomposer | An organism that breaks down wastes and dead organisms. |
| food chain | A series of events in which one organism eats another and obtains energy. |
| food web | The pattern of overlapping food chains in an ecosystem. |
| energy pyramid | A diagram that shows the amount of energy that moves from one feeding level to another. |
| water cycle | The continuous process by which water moves from Earth's surface to the atmosphere and back. |
| evaporation | The process by which molecules of a liquid absorbs energy and change to a gas. |
| condensation | The process by which a gas changes to a liquid. |
| precipitation | Rain, snow, sleet or hail. |
| nitrogen fixation | The process of changing free nitrogen gas into a usable form. |
| biogeography | The study of where organisms live |
| continental drift | The very slow motion of the continents. |
| exotic species | Species that are carried to a new location by people. |
| climate | The typical weather pattern in an area over a long period of time. |
| dispersal | The movement of organisms from one place to another. |