Flash Cards

Biomes and vocabulary review

Question Answer
deciduous forest Warm summers, cold winters, receives at least 50 cm of precipitation per year, trees shed their leaves and grow new ones each year
grassland Receives between 25 and 75 cm of rain each year, populated by grasses and many large herbivores
boreal forest (taiga) warm, rainy summers; very cold winters with heavy snow; trees produce cones with seeds that are eaten by many animals
desert hot in daytime, cool or cold at night; very dry; organisms are adapted to extreme temperatures and dry conditions
tropical rain forest warm temperatures do not vary much throughout the year; very wet and humid; greater variety of species than any other biome
tundra extremely cold winters, warmer summers; windy; very dry; no trees, only low-growing plants
continental drift the very slow motion of the continents
biome a group of ecosystems with similar climates and organisms
canopy the tall leafy roof in a rain forest biome
understory a second layer of shorter trees and vines in the tropical rain forest biome
desert an area in which the amount of evaporation is greater than the amount of precipitation
savanna a grassland biome that is closer to the equator and receives more rainfall
deciduous trees trees that shed their leaves and grow new ones each year
coniferous trees trees that produce their seeds in cones and have leaves shaped like needles
permafrost frozen soil in the tundra
freshwater biomes ponds, lakes, streams, and rivers
marine biomes salt water biomes
estuary where the fresh water of a river meets the salt water of the ocean
intertidal zone the part of the shore between the highest high-tide line and the lowest low-tide line
neritic zone the region of shallow water below the low tide-line that extends over the continental shelf

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