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Chapter 6 vocab
| Term | Definition |
|---|---|
| Biome | A group of ecosystems that share similar Abiotic and biotic conditions. |
| Climate | Describes the average conditions,including temperature and precipitation, over long day conditions in Earth's atmosphere like "sunny and humid" or "cold and snowy". |
| Weather | The day-to-day conditions in Earth's atmosphere like "sunny and humid" or "cold and snowy". |
| Climatographs | Describes the conditions in a biome. |
| Net primary production | The organic matter, or biomass, that remains after cellular respiration. |
| Canopy | Tall trees form a dense covering. |
| Emergent layer | The tallest trees pop through the canopy and make up the top layer of the rain forest. |
| Understory | Shorter trees and plant make it up. |
| Epiphyte | Plants that grow on other plants instead of in soil. |
| Deciduous | Trees lose their leaves and stop photosynthesis during part of the year. |
| Estivation | When conditions are dry, some animals enter a deep, sleep like period of dormancy. |
| Coniferous | Trees that produce seed-bearing cones. |
| Hibernation | Is a deep, sleep like state that an animal enters for most of the winter. |
| Permafrost | Because of the cold climate, underground soil remains frozen year-round. |
| Salinity | Measures the amount of of salts dissolved in water. |
| Photic zone | The uppermost layer of an aquatic ecosystem, where there is enough sunlight for photosynthesis. |
| Aphotic zone | Where no sunlight penetrates and photosynthesis cannot occur. |
| Benthic zone | The very bottom of a body of water. |
| Littoral zone | The shallow near-shore portion of the photic zone. |
| Limnetic zone | Farther from the shore, where there are no rooted plants. |
| Wetlands | Are areas of land that are flooded with water at least part of the year. |
| Flood plain | Areas nearest a river's course that are flooded periodically. |
| Estuaries | Are bodies of water, partly enclosed by land, that occur when fresh water from land drainage meets the water of an ocean or inland sea. |
| Upwelling | The vertical flow of cold, nutrient-rich water toward the surface. |