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ch 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 periods in a given area. |
| Weather | The day-to-day conditions in Earth´s atmosphere like ¨sunny and humid¨ or ¨snowy and cold¨. |
| Climatographs | A climate diagram. |
| Net primary production | The organic matter, or biomass, that remains after cellular respiration. |
| Canopy | A dense covering. |
| Emergent layer | The top layer of the rain forest. |
| Understory | Shorter trees and plants that make up space for sunlight. |
| Epiphytes | Plants that grow on other plants instead of soil. |
| Deciduous | The enabling of plans to seal off the area between the leaf stem and trunk, preventing water loss. |
| Estivation | A deep sleep-like period of dormancy. |
| Coniferous | Trees that produce seed-bearing cones. |
| Hibernation | A deep, sleep-like state that an animal enters for most of the winter. |
| Permafrost | underground soil that remains frozen year-round. |
| Salinity | Measures the amount of salt dissolved in water. |
| Photic Zone | The uppermost layer of an aquatic ecosystem, where there is enough sunlight for photosynthesis. |
| Aphotic Zone | When 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 | The father part of the shore where there are no rotted plants. |
| Wetlands | 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 | Bodies of water, partly closed by land, that occur where 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. where the horizontal currents diverge, or flow away from one another. |