ap biology 2005-2006 bright blue marble floating in space ecology chapter 52
TRANSCRIPT
AP Biology 2005-2006
Bright blue marble floating in space
Ecology
Chapter 52
AP Biology 2005-2006
Earth’s biomes
AP Biology 2005-2006
Environmental factors Abiotic factors
non-living chemical & physical factors temperature light water nutrients
Biotic factors living components
animals plants
AP Biology 2005-2006
Marine
intertidal
coral reef
benthos
AP Biology 2005-2006
Tropical rainforest
distribution: equatorial
precipitation: very wet
temperature: always warm
characteristics: many plants & animals, thin soil
AP Biology 2005-2006
Savanna
distribution: equatorial
precipitation: seasonal, dry season/wet season
temperature: always warm
characteristics: fire-adapted, drought tolerant plants; herbivores; fertile soil
AP Biology 2005-2006
Desert
distribution: 30°N & S latitude band
precipitation: almost
temperature: variable daily & seasonally, hot & cold
characteristics: sparse vegetation & animals, cacti, succulents, drought tolerant, reptiles, insects, rodents, birds
AP Biology 2005-2006
Temperate Grassland
distribution: mid-latitudes, mid-continents
precipitation: seasonal, dry season/wet season
temperature: cold winters/hot summerscharacteristics: prairie grasses, fire-adapted, drought tolerant plants; many herbivores; deep, fertile soil
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Temperate Deciduous Forest
distribution: mid-latitude, northern hemisphere
precipitation: adequate, summer rains, winter snow
temperature: moderate warm summer/cool winter
characteristics: many mammals, insects, birds, etc.; deciduous trees; fertile soils
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Coniferous Forest (Taiga)
distribution: high-latitude, northern hemisphere
precipitation: adequate to dry (temperate rain forest on coast)
temperature: cool year round
characteristics: conifers; diverse mammals, birds, insects, etc.
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Arctic Tundra
distribution: arctic, high-latitude, northern hemisphere
precipitation: dry
temperature: cold year round
characteristics: permafrost, lichens & mosses, migrating animals & resident herbivores
AP Biology 2005-2006
Alpine Tundra
distribution: high elevation at all latitudes
precipitation: dry
temperature: cold year round
characteristics: permafrost, lichens, mosses, grasses; migrating animals & resident herbivores