Which Two Biomes Have the Least Amount of Precipitation?
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The tundra and desert biomes receive the least amount of rainfall. The annual rainfall total of a tundra averages between 10 to 25 cm each year, while the desert receives fewer than 25 cm per year.
The taiga biome receives only about 50 cm of rain each year, but it has a longer growing season than the tundra. Temperate grasslands receive between 25 to 75 cm of precipitation per year, which is considered a moderate amount of rainfall. The tropical rain forest biome receives the most rainfall per year, with an average of 200 to 450 cm of rain each year.
