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28 terms

biomes vocab

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acid rain
rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water
aquatic biomes
fresh water and marine water, biomes found in water
aphotic zone
deeper water that never receives sunlight
arid
extremely dry
benthos
organisms that live on the bottom of the ocean or other body of water
biomes
a broad, regional type of ecosystem characterized by distinctive climate and soil conditions and a distinctive kind of biological community adapted to those conditions.
biosphere
the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist
clear-cutting
The total (or near total) removal of trees from a given forested area. The opposite of selective cutting.
cold desert
desert that occurs where land at high altitudes is surrounded by mountains
coniferous forest
forest populated by cone-bearing evergreen trees; mostly found in northern latitudes
conservation
the preservation and careful management of the environment and of natural resources
deciduous forest
A biome with four seasons, plants shed leaves in the fall and grow new ones in the spring.
deforestation
the removal of trees
desert
a dry area where few plants grow
estuary
wetlands formed where rivers meet the ocean
glacial lake
glaciers may leave behind large lakes in long basins
grassland
land where grass or grasslike vegetation grows and is the dominant form of plant life
groundwater
water that fills the cracks and spaces in underground soil and rock layers
ozone
a form of oxygen that has three oxygen atoms in each molecule instead of two. protects us from dangerous ultraviolet radiation from the sun
permafrost
ground that is permanently frozen
photic zone
Portion of the marine biome that is shallow enough for sunlight to penetrate.
rainforest
a forest with heavy annual rainfall
semi-arid
having little rainfall and warm temperature
surface runoff
water that flows over land until it reaches lakes, rivers, or other areas
taiga
biome in which the winters are cold but summers are mild enough to allow the ground to thaw
terrestrial biomes
biomes found on land
tundra
a vast treeless plain in the arctic regions between the ice cap and the tree line
wetlands
Ecosystems of several types in which vegetation is surrounded by stand water during part of the year