The Tundra
tundra
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.
nutrient-poor soil
What characteristic about the tundra biome listed below does not contribute to a reduction of carbon dioxide on Earth?
limited carbon dioxide supply
What factor does not contribute to the limited vegetation in the tundra?
the alpine tundra occurs on mountaintops
What is the main difference between the alpine tundra and the arctic tundra?
The dense hairs trap heat from the sun.
What is the purpose of the dense hairs around the flowers of the woolly lousewort?
trees
What type of vegetation is not frequently found in the tundra?
shallow roots
Which of the following adaptations of tundra plants does not specifically aid in surviving the cold?
pangolin
Which of the following animals is not found in the tundra?
It is active only under warm conditions
Which of the following is not true of the tundra bumblebee?
The dead leaves insulate new buds from the cold.
Why do some plants in the tundra retain their dead leaves instead of shedding them?