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ch.2
there are 3 sections in ch.2
| Question | Answer |
|---|---|
| Producer | An organism that can make its own food |
| Consumer | An organism that obtains energy by feeding on other organisms |
| Herpivores | Consumers that eat only plants |
| Carnivores | Consumer that eats only animals |
| Omnivores | Consumers that eat both plants and animals |
| Scavenger | A carnivore that feeds on bodies of dead organisms |
| Decomposer | Break down wastes and dead organisms and return the raw materials to the ecosystem |
| Food Chain | A series of events in which one organism eats another and obtains energy |
| Food Web | Consists of the many overlapping food chains in an ecosystem |
| Energy Pyramid | Shows the amount of energy that moves from one feeding level to another in a food web |
| Water cycle | The continuous process by which water moves from earths surface to the atomphere and back |
| Evaporation | The process by which molecules of liquid water absorb energy and change to a gas |
| Condensation | The process by which a gas changes to a liquid |
| Biogeography | The study of where organisms live |
| Continental Drift | As the plates move the continents move with them |
| Dispersal | The movement of organisms from one place to another |
| Exotic Species | An organism that is carried into a new location |
| Climate | The typical weather pattern in an area over a long period of time |
| Biome | A group of land ecosystems with similar climates and organisms |
| Canopy | The tall trees form a leafy roof |
| Understory | Below the canopy is a second layer of shorter trees and vines |
| Desert | An area that receives less than 25 centimeters of rain per year |
| Grassland | An area that is populated mostly by grasses and other non-woody plants |
| Savanna | Grasslands that are located closer to the equator than prairies are known |
| Diciduous Trees Coniferous Trees | Trees that shed their leaves and grow new ones each year |
| Coniferous Trees | Trees that produce their seeds in cones and have leaves shaped like needles |
| Tundra | An extremely cold and dry biome |
| Permafrost | Frozen soil |
| Estuary | Found where the fresh water of a river meets the salt water of the ocean |
| Intertidal Zone | Between the highest high-tide line and the lowest low-tide line |
| Neritic Zone | Below the low-tide line |