Life in the Arctic (OCR GCSE Geography B (Geography for Enquiring Minds)): Flashcards
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10 cards from this deck
Two main Arctic ecosystem types
Two main Arctic ecosystem types
Marine (ocean) and tundra (land)
Primary producers in Arctic marine ecosystem
Primary producers in Arctic marine ecosystem
Phytoplankton
Apex consumers in Arctic Ocean
Apex consumers in Arctic Ocean
Polar bears and whales
Arctic marine food web energy flow
Arctic marine food web energy flow
Phytoplankton→zooplankton→fish→polar bears/whales
Definition of tundra
Definition of tundra
Vast, treeless plains
Producers in tundra ecosystem
Producers in tundra ecosystem
Small, low-growing plants
Definition of permafrost
Definition of permafrost
Ground frozen throughout the year, even in summer
Definition of active layer
Definition of active layer
Uppermost soil that thaws seasonally in summer
Location of continuous permafrost
Location of continuous permafrost
Closer to North Pole
Why Arctic buildings built on stilts
Why Arctic buildings built on stilts
Prevents heat melting permafrost & ground subsidence