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Biomes
| Term | Definition |
|---|---|
| biome | a group of ecosystems with similar climates and organisims |
| climate | the average annual conditions of temperature, precipitation, winds, and clouds |
| desert | a dry region that receives on average less than 25 centimeters of precipitation per year |
| rain forest | a forest that receives at least 2 meters of rain per year. they are mostly in tropical wetlands |
| emergent layer | the tallest layer of the rain forest that revives the most sunlight |
| canopy | a leafy roof formed by tall trees in the rain forest |
| understory | a layer of shorter trees and vines that grows in the shade of a forest canopy |
| grassland | an area populated by mostly grasses and other nonwoody plants that get 25-75 centimeters of rain per year |
| savanna | a grassland located close to the equator that may include shrubs and small trees and recives as much as 120 centimeters of rain per year |
| deciduous forest | a tree that sheds it's leaves during a particular season ans then grows new ones each year |
| boreal forest | dens forest of evergreens located in the upper regions of the northern hemisphere |
| coniferous tree | a tree that produces seeds in cones and that has needle shaped leaves coated in a waxy substance to reduce water loss |
| tundra | an extremeley cold, dry biome climate reigon characterized by short cool summers and bitterly cold winters |
| permafrost | permanatly frozen soil found in the tundra climate biome reigon |
Created by:
lolkat12
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