Q:

Which two biomes have the least amount of precipitation?

A:

Quick Answer

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.

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Full Answer

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.

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