Different Types of Biomes

Terms in this set (8)

Dominated by grasses and very few trees,Most have hot summers and cold winters ,Receives a moderate amount of rainfall from 50-88 cm of precipitation per year,Have the most fertile soil of any biome,Much of these biomes have been replaced by farms,Located on the interiors of continents where there isn't enough rain for trees to grow,Include prairies of North America, steppes of Russia and Ukraine, and the pampas of South America,Mountains are crucial in maintaining grasslands. The Rocky Mountains in the U.S. block off rain clouds from the west,Hot temperatures in the summer make them very prone to fires which are common,Plants of Temperate Grasslands:Prairie gasses and wildflowers are prernnials, plants that survive from year to year,The root systems of the frasses form dense layers that survive drought and fire as well as hold the soil in place, Shortgrass prairie: about 25 cm of precipitation per year,Mixed or middlegrass prairie: about 50 cm of precipitation per year,Tallgrass prairie: up to 88 cm of precipitation per year,Animals of Temperate Grasslands:Animals such as the pronghorn antelope and bison use their large, flat back teeth for chewing the coarse prairie grass when grazing,Other animals such as badgers, prairie dogs, and owls live in burrows which serve as protection from fire, weather, and predators,Threats to Temperate Grasslands:Farming and overgrazing has led to soil degradation,A lack of native species mean that erosion eventually occurs,This can cause desertification
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