The Tundra Answers

Which of the following plants is not found in the tundra?a.caribou mossb.lousewortc.bearberryd.ocotillo

What is the purpose of the dense hairs around the flowers of the woolly lousewort?a.The dense hairs keep moisture off the flower.b.The dense hairs trap heat from the sun.c.The dense hairs protect the flower from caribou.d.The dense hairs keep the flower’s seeds from blowing away.

Fish do not live in the icy rivers of the tundra.

Which of the following is an adaptation to permafrost?a.retention of dead leavesb.dense hairsc.shallow rootsd.waxy leaves

Which of the following statements about the tundra is true?a.The tundra has a dense covering of trees.b.There are two main categories of the tundra biome.c.Temperatures in the tundra range from extreme highs to extreme lows.d.The tundra biome does not support animal life.

Organisms that live in the tundra have developed unique adaptations that aid in their survival. Ursus maritimus has a variety of adaptations which enable it to survive in the tundra. It is the largest terrestrial carnivore, but it is also an excellent swimmer that spends much of its time in and near the water hunting its favorite food. It has large paws with small bumps to provide traction as it walks across the ice. Its fur is helpful as camouflage during the winter months, but not as helpful during the summer. Which organism has the adaptations described that enable it to survive in the tundra? a. harp seal b. arctic fox c. polar bear d. Kodiak bear Please select the best answer from the choices provided

What characteristic about the tundra biome listed below does not contribute to a reduction of carbon dioxide on Earth?a.nutrient-poor soilb.permafrostc.plants and their trapped carbon dioxide are frozen in the earthd.carbon dioxide sink

Why is there limited vegetation in the tundra?a.The soil is frozen and devoid of nutrients.b.There is frequent flooding and the soil is nutrient-poor. c.There is frequent flooding and the soil is nutrient-rich.d.The soil is frozen and contains pockets rich in nutrients.

What is the main difference between the alpine tundra and the arctic tundra?a.The alpine tundra includes trees.b.The alpine tundra occurs on mountaintops.c.The alpine tundra has no animal life.d.The alpine tundra has lower temperatures.

Which of the following animals has fur that changes color with the season?a.polar bearb.arctic foxc.wolverined.lynx