The world's ecosystems (Edexcel GCSE Geography A): Flashcards
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14 cards from this deck
Large-scale ecosystems
Large-scale ecosystems
Biomes
3 main climate factors affecting ecosystems
3 main climate factors affecting ecosystems
Temperature, precipitation, sunshine hours
Temperature change from equator to poles
Temperature change from equator to poles
Becomes progressively colder
Factor controlling rainfall amounts
Factor controlling rainfall amounts
Global atmospheric circulation patterns
Why deserts have low precipitation
Why deserts have low precipitation
Dry air masses descend, preventing cloud formation
Latitude range of tropical biome
Latitude range of tropical biome
Between 23.5°N and 5°S
Key features of tropical biome
Key features of tropical biome
Hot temps, heavy rainfall, highest biodiversity
Where desert ecosystems occur
Where desert ecosystems occur
Near Tropics of Cancer and Capricorn
Boreal forest climate characteristics
Boreal forest climate characteristics
Long harsh winters, short growing seasons
Dominant tree type in boreal forests
Dominant tree type in boreal forests
Conifers (spruce, fir, pine)
Type of trees in temperate forests
Type of trees in temperate forests
Deciduous trees
Location of tundra biome
Location of tundra biome
Within Arctic Circle
Growing season length in tundra
Growing season length in tundra
Very short, sometimes only a few months
Elevation where cloud forests form
Elevation where cloud forests form
Around 1,200 metres above sea level