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Chapter 21 Ecosystem

QuestionAnswer
biodiversity the number of different species that live within a particular ecosystem
biome geographic areas with similar climates and ecosystems
canopy the upper parts of the trees in a tropical rain forest
climax communnity a community that has reached the end stage of succession; a system in balance
coniferous trees that bear cones; pine tress
coral reef an ecosystem formed from shells secreted by corals
deciduous “falling off”
desert the driest biome on Earth; has dunes and thin sandy oil
desertification removing vegetation from areas that receive very little rain
ecosystem all the living and non living components of a certain area
estuary an extremely fertile area where a river empties into an ocean
grassland a biome ideal for growing crops and raising cattle
intertidal zone the part of the shore that is underwater at high tide
microhabitat a very small habitat such as a clump of grass
permafrost permanently frozen soil of the tundra region
pioneer species organisms that begin an area’s soil-building process; first organisms in an area
population A particular section, group, or type of people or animals living in an area or country
primary succession succession that begins in an area without soil
salinity the measurement of the amount of salt dissolved in water
savanna grassland biome of Africa
secondary succession succession that begins in an area with soil
succession normal, gradual changes that occur in the types of species that live in an area
sustainability the capacity to endure
taiga world’s largest biome; long, cold winters, evergreen trees
temperate deciduous forest biome with four discernable distinct seasons
temperate rain forest 200cm-400cm rain; forests with trees and needle like leaves
tropical rain forest most biologically diverse biome; receives up to 600 cm of rain
tundra cold, dry, treeless biome with permanently frozen soil
wetland biome that is wet most or all of the year
Created by: violetviola
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