This is the world’s coldest biome. it receives only 6-10 inches of precipitation per year and has a permanently frozen layer of earth called permafrost. the soil is nutrient-poor with very little vegetation.
a.
taiga
b.
tundra
c.
deciduous forest
d.
alpine

Tundra is the coldest of all the biomes. Tundra comes from the Finnish word tunturi, meaning treeless plain.

It is noted for its frost-molded landscapes, extremely low temperatures, little precipitation, poor nutrients, and short growing seasons. Dead organic material functions as a nutrient pool.

The two major nutrients are nitrogen and phosphorus. Nitrogen is created by biological fixation, and phosphorus is created by precipitation.

A. They help them absorb nutrients.

Explanation: