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18 Cards in this Set

  • Front
  • Back
the bottom of a body of water, which is inhabited by decomposers, insect larvae, and clams
Benthic Zone
areas that have distinctive climates and organisms.
in a forest, the covering of tall trees whose intertwining branches absorb a great amount of sunlight and shade the area beneath.
a biome that occurs in the mid-latitudes, about 30 N and 30 S of the equator.
limestone islands in the sea that are built by coral animals called polyps.
Coral Reef
areas that recieve less than 10 inches of precipitation a year.
characteristics of a plant that allow it to survive in areas of light or sporatic rainfall.
Drought Resistance
when animals bury themselves in the ground and sleep through the dry season.
an ecosystem in which fresh water from riversmixes with salt water from the ocean.
the shallow-water area near the shores of lakes and ponds where sunlight reaches the bottom.
littoral zone
permanently frozen soil
the northern coniferous forest, which stretches in a broad band across the northern hemispherejust below the arctic circle.
cool, humid biome where tree branches are draped with mosses, tree trunks are covered with lichen, and the floor is covered with ferns.
temperate rain forest
biome occuring in semi-arid interiors of continents. (no trees)
temperate grasslands
humid, warm areas around the equator that recieve about 100 inches of rainfall per year
tropical rain forest
tropical grassland biome with a short rainy season
biome without trees, where grasses and tough shrubs grow in the frozen soil; extends from the Arctic Circle to the North Pole
area of land covered by water for at least psrt of the year