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Ch.22 sec 3
| Question | Answer |
|---|---|
| what are the seven major biomes | tundra taiga temperate deciduous forest temperate graaland desert savanna tropical rain forest |
| permafrost | permanently frozen layer of soil under the surface. |
| canopy | continous layer of trees that shades the forest floor |
| epiphytes | small plants; live on branches of tall trees because they cant live on the forest floor. |
| tundra | cold biome; ground is permanetly frozen solid at the depth of 10-36 inches; growing season is 2 months |
| tundra plants/animals | grasses, sedges, mosses, and lichens/ caribou, ox, snowey owls, artic fox |
| tiga | a forested biome dominated by cone-bearing evergreen trees such as pines, firs, hemlock, and spuce; needles are specialized leaves that help the trees survive the long and cold winters |
| tiga plants/animals | evergreeen trees/ lynx, moose, bears, wolves, great grey owls |
| temperate deciduous forest | characterized by tress that lose their leaver in the fall; variable temp an dmoderate precipitation. |
| temperate deciduous forest plants/animals | oak, elm, birch, hickory/white tailed deer, foxes, suirrels, raccoons |
| grasslands | regions that are dominated by grasses and have variable temps; found in the interior continents; Also known as prairie, steppes, pampas, veldt |
| grassland plants/animals | various grasses(a lot turned into farmland)/praire dogs, bison, meadowhark, pronghorn |
| deserts | areas that recieve less than 25cm of rainfall; most deserts are hot but some are cold; desert vegitation is parse and has a waxy coating that prevents water loss. |
| desert plants/animals | cacti and succulents/lizards, scorpions, roadrunners,snakes,jack rabbits. |
| savannas | tropical if subtropical grasslands with scattered trees and shrubs; has altering wet and dry season |
| savannas plants/animals | various grasses,few trees, shrubs/wildebest, zebras, gazells, lions, elephants |
| tropical rain forest | area near the equartor that have a warm, wet climate and a year-round growing season; most biodiversity is found in tropical rain forest |
| tropical rain forest plants/ animals | trees,epiphytes, understory plants/parrots, monkey, insect, sloth, snake (contains 1/5 of the all known species) |
| rain shadow effect | A rain shadow is an area of land that is shadowed from receiving moisture. Such an area will not be totally shadowed from all precipitation, but the total amount will be reduced because nearby mountains block moisture-bearing wind from reaching this area. |
| biomes | made of many different types of ecosystems; they are very large terrestrial ecosystems that contain specific kinds of plants and animals; they are influenced by climate and altitude |
| climate | the temp and precipitation of an area over a long period of time |
| altitude | refers to the elevation above sea level |