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15 Cards in this Set

  • Front
  • Back
process of gradual change from one community of organisms to another
ecological succession
ecological succession that begins in a place that does not have soil
primary succession
first community of organisms to move into a new environment
pioneer community
ecological succession that begins in a place that already has soil and was once the home of living organisms
secondary succession
community that has reached the final stage of ecological succession
climax community
large geographic areas with similar climates and ecosystems; the six most common are tundra, taiga, temperate forest, tropical rain forest, grassland, and desert
cold, dry, treeless biome located at latitudes surrounding the north pole and that has winters six to nine months long
cold region of cone-bearing evergreen trees that lies just below the tundra and is the world's largest terrestrial biome
biome that lies at latitudes below about 50 degrees in both the northern and southern hemispheres, usually has four distinct seasons, and supports a wide variety of plants and animals
temperate deciduous forest
hot, wet, equatorial biome that contains the largest number of species
tropical rain forest
temperate and tropical regions that receive between 25 cm and 75 cm of precipitation each year and are dominated by climax communities of grasses
driest biome on Earth; receives less than 25 cm of rain each year and supports little plant life
microscopic algae, plants, and other organisms that float in warm, sunlit waters near surface of freshwater lakes and ponds
area where a river meets the ocean that contains a mixture of freshwater and salt water and serves as nursery for many species of ocean fish
portion of the shoreline that is covered with water at high tide and exposed to the air at low tide
intertidal zone