Marine Biology Polar Seas

Front

Living conditions in polar seas

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Characterized by high winds, cold winters, cool summers, low precipitation, and permafrost.

Front

Definition of permafrost

Back

Layers of soil that never thaw.

Front

Arctic ice characteristics

Back

Huge mass of ice fringed by the northerly edges of bordering continents.

Front

Ocean beneath Arctic ice

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Arctic Ocean, Earth's shallowest.

Front

Origin of Arctic icebergs

Back

From enormous freshwater glaciers, tall and jagged.

Front

Location of the Antarctic

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South Pole

Front

Height of some Antarctic icebergs

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Have reached heights of 75 meters above sea level.

Front

Zooplankton are a key part of the ocean food chain, feeding on ______________.

Back

phytoplankton

Front

Antarctica has ________ air temperatures, yet ________ sea temperatures.

Back

Cold, Warm

Front

Phytoplankton use nutrients for ____________________.

Back

Photosynthesis