AP BIOLOGY

Detailed explanation-1: -The annual precipitation of the Arctic tundra is low (15–25 cm or 6–10 in) with little annual variation in precipitation.

Detailed explanation-2: -Deserts are the driest biome, receiving less than 25 cm of rain each year. The land is bare because the soil doesn’t have much organic matter.

Detailed explanation-3: -Deserts get about 250 millimeters (10 inches) of rain per year-the least amount of rain of all of the biomes.

Detailed explanation-4: -Since desert biomes receive little precipitation per year, the conditions are very hostile for plants and animals. A desert biome is a collection of habitats that that develop in arid (dry) environments as a result of little rainfall (50cms per year) or no rainfall at all.

Detailed explanation-5: -Desert Biome In essence, it’s any area that receives on average less than 10 inches of rainfall per year, and where the yearly evaporation is more than 10 inches of rain a year.