Science ecosystems and biomes test vocab
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Created by:
Pinkpatricia on May 20, 2012
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38 terms
Terms | Definitions |
|---|---|
 Succession | The process of 1 ecosystems changing into a new and different ecosystem |
| Primary succession | Successions in a community where few if any living things |
| 2nddary succession | The changes in a primary community |
| Pioneer species | 1st organisms to move into an ecosystem |
| Pioneer community | 1st living community in an otherwise lifeless area |
| Climax community | The final stage of succession ; unless this community is disturbed by man or a natural disaster |
| Threatened species | Species with low population # in an area & could become endangered |
| Endangered species | Species endanger of becoming extinct |
| Extinct species | When the last # of a species dies |
| Biomes | 1 of Earth's major Land ecosystems with its own characteristic animals, plants, soil, and climate |
| Climate | An average weather pattern 4 a region |
| Tundra | A large treeless biome where the ground is frozen all year |
| Permafrost | Permanetly frozen soil which prevents trees 4rm growing |
| Taiga | the worlds largest biome a cold forest biome |
| Desert | A sandy of rocky biome, with little precipitation |
| Tropical rainforest | A hot, humid biome near the equator with a lot of rain and lots of organisms |
| Temperate rainforest | Forest with lots of rain cool |
| Epiphytes | Plants which grow in or on other trees |
| Deciduous forest | Forest biome with 4 season and deciduous trees |
| Grasslands | A biome with grasses |
| Prairies | A special grassland in America |
| Savannas | A special grassland in Africa |
| Plankton | Organisms that drift freely in the water |
| Nekton | Organisms that are strong activity swimmers |
| Benthos | Organisms that live in or on the bottom |
| Intertidal zone | The area on the shore exposed during low tide and under water during high tide |
| Neritic zone | The shallow, near shore ocean zone |
| Pelagic zone | Water habitat less that 600 ft deep |
| Oceanic zone | The offshore ocean zones deeper than 600 feet |
| Bathyal zone | The deeper ocean zone |
| Abyssal zone | The deepest offshore zone |
| Wetland | An area of land covered with water all or part of the year |
| Esturary | An area of water where freshwater from rivers meet the saltwater from the oceans |
| Freshwater | Water wth little or no salt |
| Saltwater | Water that is most salt |
| Brackish water | A mixture of salt and fresh water |
| Marsh | A wetland with woody vegetation |
| Swamp | Wetland woody vegetation found near a freshwater river |
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