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Bio Chapter 3
Glencoe Biology Chap 3
| Question | Answer |
|---|---|
| climax community | stable, mature community that undergoes little change over time |
| limiting factors | biotic or abiotic factors that control numbers, reproduction, existence or distribution of organsims |
| primary succession | colonization of land that has no soil by species such as moss and lichen and progressing, then, through to a climax community |
| secondary succession | the sequence of changes that take place in a community after a natural disaster or human disturbance |
| succession | orderly and natural changes that take place in a community over time as species change |
| tolerance | The ability of an organism to withstand changes in its environment. These changes can be biotic or abiotic. |
| aphotic zone | Deep water that never receives sun light |
| biome | groups of ecosystems with the same climax communities. |
| desert | very dry regions with very little plant life due to slight precipitation |
| estuary | coastal body of water, partially surrounded by land, where fresh and salt water mix |
| grassland | biome of large communities covered with rich soil, grasses and similar plants. Receives less precipitation than a forested area. |
| intertidal zone | portion of the shoreline between high tide and low tide. |
| photic zone | portion of a marine biome that receives sunlight |
| plankton | small organisms that drift and float in the photic zone. Both autotrophs and heterotrophs |
| taiga | biome south of the tundra. composed of boreal and northern coniferous forests |
| temperate/deciduous forest | biome composed of broad-leaved forests |
| tropical rain forest | biome near the equator; warm temperatures, wet weather, lush plant growth |
| tundra | biome surrounding the north and south pole. Treeless, long summer days, short periods of winter sunlight. |