Biomes

Inselberg A solid monolithic rock formation that was once below ground level. Softer ground erodes leaving the Inselberg eg. Uluru Mesa A plateau like section of higher land with a flat top but steep sides. Flat top was once ground level. Mesa is wider than it is high. Butte The remaining solid core of what was once a mesa Wadis…

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Biomes

How are unique biomes created? Because of Continental Drift, plants/animals split up and become different because areas (like Australia) are seperated for a long time evolution Charles Darwin plants/animals adapt to changes in the enviroment (will die if they don’t) Biome classification “Biomes are classified by predominant vegetation which is characterized by adaptations of organisms to the particulat enviorment.” [Campbell]…

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biology april

Biodiversty Sum total of variety of organisms in biosphere Biogeoochemical cycles process in which elements cycle from organisms to biosphere and back to organisms biomass total amount of living tissue with in trophic level Biome group of ecosystems with same climate and dominate communites Biosphere part of the earth in which all life exist commensalism sybiotic relationship in which one…

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Biogeography

ecological efficiency how well energy is passed from one system to another, say along a food chain or web  ** as a rule, efficiency decreases as energy is moved along a food pathway or chain biodiversity or biological diversity the variety of life forms, the ecological roles they perform and the genetic diversity they contain* # of species (life forms):…

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Biogeography of the Global Gardens Exam 1

Biogeography o The relationship between patterns on the landscape and in the natural world and the processes that create them Dispersal Fundamental Process of Biogeography:movement of organisms from one place to another Evolution Fundamental Process of Biogeography: diversification and adaptation Cryptic Coloration Camouflage Abiotic non-living portion of landscapes Biotic living portion of environment Latitudinal Gradient change between a trait or…

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Biogeography Exam 2 2013

Carbon Cycle Carbon exchange through biosphere, pedosphere, lithosphere, hydrosphere, atmosphere Law of the Minimum Growth is controlled by the scarcest resource or limit factor not the total amount available Residence Time amount a molecule specds in a specific reservoir in the biogeochem cycle Soil Organic Matter Provides nutrients, bids soil particles, reduces erosion, helps soil hold water Guano Islands Act…

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BioGeo Test 3

Succession predictable and orderly changes in the composition or structure of an ecological community. Primary Succession Succession that result from the formation of new soil (usually lava flow or retreat of glacier) Secondary Succession Succession started by an even such as a fire or hurricane that reduced an established population to a smaller population of species ecological management the management…

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BioGeo Test 2

Allen’s Rule shorter limbs and appendages in colder climates Gloger’s Rule darker colors in more humid areas Bergmann’s rule w/ in species body mass increases w/ latitude and colder climates Prior to Darwin’s ‘origin of species’ no one had recognized that species change over time t/f False Not all evolutionary change (considering the strict definition of evolution) leads to speciation…

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Benton-Short Unit 3 HG

Define and give examples of the 4 sectors of economic activity primary, secondary, tertiary, quartenary Primary Sector activities that take and use the earth’s resources (not exactly the major cause of economic growth, what everyone was doing before 1800)– Agriculture, mining, oil and gas Secondary Sector activities that add value to resources/ transform raw materials into finished goods– Manufacturing, processing,…

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Beaches and Coasts Short Answers

List three mechanisms by which rivers transport sediment (mechanisms, not sand, mud, wood etc.) a. SUSPENSION   b. BEDLOAD   c. DISSOLVED Identify the coastal tectonic setting that has the fewest large river deltas. COLLISION Where does estuarine sediment ultimately come from?: a)             RIVERS                              c) BLUFFS       b)   BIOLOGICAL    …

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