Arctic Tundra Flashcards

1
Q

Arctic tundra

A

It circles the North Pole and extends south to the taiga, is cold, dry, and desert-like.

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2
Q

Arctic tundra organic matter and pollutants

A

Organic matter and pollutants decompose slowly in cold, dry conditions.

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3
Q

Arctic tundra
Growing season

A

The very short growing season averages around 50 days per year.

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4
Q

Arctic Tundra summer temperature

A

This biome survives because summer temperatures range from 37°F to 54°F (3°C to 12°C)

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5
Q

Arctic Tundra winter temperature

A

and winter temperatures average –30°F (–34°C).

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6
Q

Arctic Tundra precipitation

A

Yearly precipitation, including melting snow, is 6 to 10 inches (15 to 25 cm).

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7
Q

Arctic Tundra soil

A

The thin, shallow, easily compacted, nutrient-poor soil forms slowly.

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8
Q

Permafrost

A

A layer of permanently frozen subsoil.

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9
Q

Artic Tundra how bogs and ponds forms

A

Bogs and ponds form when water saturates the upper surface, providing moisture for cold-resistant plants like low shrubs, mosses, grasses, approximately 400 flower varieties, and lichen.

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10
Q

Artic Tundra sweeping wind and disturbances in the soil

A

All plants are adapted to sweeping winds and disturbances of the soil.

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11
Q

Artic Tundra winter plants

A

Short, clumped plants survive winter snowfall.

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12
Q

Artic Tundra photosynthesize

A

They can photosynthesize in low light and temperatures.

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13
Q

Artic Tundra plants reproduce

A

Most plants reproduce by budding and division, not by flowering.

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14
Q

Artic Tundra food webs

A

Food webs are simple and characterized by low biodiversity.

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15
Q

Artic Tundra winter animals

A

Animals are highly specialized for long, cold winters and quick breeding and raising young in summer.

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16
Q

Artic Tundra mammals and birds

A

Mammals and birds also have additional insulation from fat.-

17
Q

Artic Tundra food in winter

A

Due to the scarcity of food in the winter, a lot of animals hibernate or move south.

18
Q

Tundra mammals

A

Herbivorous mammals include lemmings, caribou, Arctic hares, and squirrels.

18
Q

Artic Tundra carnivorous animals

A

Carnivorous animals include Arctic foxes, wolves, and polar bears.

18
Q

Artic Tundra fish

A

Fish include cod, salmon, and trout.

19
Q

Artic Tundra Migratory birds

A

Migratory birds include ravens, falcons, terns, snowbirds, and various species of gull. Insects include mosquitoes, flies, moths, grasshoppers, and bees.

20
Q

Artic Tundra reptiles and amphibians

A

Reptiles and amphibians are few or absent.