Set: Biology - Ch. 3

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All 18 Terms

Term Definition
climax community a stable, mature community that undergoes little or no change in species over time
limiting factor any biotic or abiotic factor that restricts the existence, numbers, reproduction, or distribution of organisms
primary succession colonization of barren land by pioneer organisms
secondary succession sequence of changes that take place after a community is disrupted by natural disasters or human actions
succession orderly, natural changes, and species replacements that take place in communities of an ecosystem over time
tolerance the ability of an organism to withstand fluctuations in biotic and abiotic environmental factors
aphotic zone deep water that never receives sunlight
biome group of ecosystems with the same climax communities
desert arid region with sparse to almost nonexistent plant life; the driest biome
estuary coastal body of water, partially surrounded by land, in which freshwater and salt water mix
grasslands biome composed of large communities covered with rich soil, grasses, and similar small plants
intertidal zone portion of the shoreline that lies between high tide and low tide lines
photic zone portion of the marine biome that is shallow enough for sunlight to penetrate
plankton small organisms that drift and float in the waters of the photic zone; includes both autotrophic and heterotrophic organisms, their eggs and the juvenile stages of many marine animals
taiga biome just south of the tundra; characterized by a boreal or northern coniferous forest composed of larch, fir, hemlock and spruce trees and acidic, mineral-poor topsoils
temperate / deciduous forest biome composed of forests of broad-leaved hardwood trees that lose their foliage annually
tropical rain forest biome near the equator with warm temperatures, wet weather, and lush plant growth
tundra biome that surrounds the north and south poles; treeless land with long summer days and short periods of winter sunlight

Set Information

Terms 18
Creator fabiology
Created May 21, 2008
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Most Missed Words

  1. temperate / deciduous forest → biome composed of forests of broad-leaved hardwood trees that lose their foliage annually - 40 misses
  2. intertidal zone → portion of the shoreline that lies between high tide and low tide lines - 30 misses
  3. succession → orderly, natural changes, and species replacements that take place in communities of an ecosystem over time - 29 misses
  4. primary succession → colonization of barren land by pioneer organisms - 28 misses
  5. secondary succession → sequence of changes that take place after a community is disrupted by natural disasters or human actions - 27 misses
  6. estuary → coastal body of water, partially surrounded by land, in which freshwater and salt water mix - 25 misses
  7. climax community → a stable, mature community that undergoes little or no change in species over time - 21 misses