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49 Cards in this Set
- Front
- Back
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Ecology
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The study of the interactions between organisms and Environment
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Biosphere
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The sum of all the planet's ecosystems
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Global ecology
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ecology between biosphere
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Landscape ecology
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Ecology between ecosystems
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Ecosystem
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organisms and their interaction in an area.
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Ecosystem Ecology
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Energy and chemical flow
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Community Ecology
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Ecology of Group of populations with different species in an area
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Population ecology
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factors affecting population size over time
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Organismal ecology
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studies how an organism's structure, physiology and behavior meets environmental challenges
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macroclimate
Microclimate |
macroclimate= patterns on global, regional and landscape
Microclimate= Very fine patterns(eg under a fallen log) |
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Sunlight intensity is strongest at the _______,
+/−________ |
Sunlight intensity is strongest at the TROPICS,
+/−23.5 |
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Climate patterns are determined by
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Sun light intensity
Global air circulation Precipitation pattern Mountains |
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Warm wet air masses flow from tropic to
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Poles
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Dry arid climates at ___degrees.
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30
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Locations of:
Hurricane Typhoon |
Hurricane North
Typhoon south |
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Mountain has no rain on ____________.
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Leeward Side
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Near the shore temperatures are kept constant by_____________.
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cool air from the water in the day and
Warm air at night. |
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For every 1000 foot elevation increase, the temperature drops by ______
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~6C
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Glaciers retreated ...
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16,000 years ago
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Biomes are zones characterized by
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Vegetation type or Physical Environment
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climograph
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Temp VS precipitation
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ecotone
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transition from one biome to another
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Vertical layering consists of
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upper canopy
low-tree layer shrub under story ground layer of herbaceous plants forest floor roots layer |
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Tropcial forest
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Located at equator and below
Rain constant or seasonal Temperature is around 25-29C, little seasonal variation |
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Deserts
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Located at +/- 30 degees
Low rain |
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Savanna
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Located at equator and below
rain is seasonal Temp 24-29C, seasonal variable |
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Chaparall
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Midlatitude, coastal regions
Rain very seasonal Temp seasonal |
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Temperate Grassland
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Located on many continents
Rain is very seasonal temp seasonal |
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Northern Coniferous forest
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AKA Taifa
Northern areas Rain varies Temps are seasonal and extreme |
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Temperate broadleaf forest
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Alot of rain
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Tundra
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Located at arctic and mountain tops
low rainfall to some Very cold |
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Permafrost
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Frozen soil
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salt concentrations of :
Marine water Fresh water |
Marine water = 3%
Fresh water=0.1% |
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Pelagic zone is made up of..
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Photic Zone
Aphotic Zone |
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Photic zone
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Upper portion Marine
Sufficient light for photosynthesis |
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Aphotic Zone
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Lower portion of Marine
Low light |
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Abyssal Zone
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Deep 2,00 to 6,000 feet.
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Benthic zone
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the sediment at the bottom of all aquatic zones
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benthos
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Communities of organisms at the benthic Zones
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Detritus
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Dead organic matter, food.
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Thermocline
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Seperates warm/ cold
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Lakes experience a semiannual mixing of water called
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Turnover
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Oligotrophic lakes
Eutrophic Lakes |
Oligotrophic lakes = Nutrient poor and Oxygen rich
Eutrophic Lakes =Nutrient Rich and Oxygen poor |
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Location in Aquatic biomes:
Littoral Zone Limnetic Zone |
Littoral Zone = close to shore
Limnetic zone = Deep water, phytoplankton |
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Estuary
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Transition between river and sea
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ocean Pelagic zone
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Cover 70% of earths surface
Oxygen levels high |
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Dispersal
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Movement of individuals away from centers of high population
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Biotic factors that affect distribution
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Predation
Herbivory Competition |
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Abiotic factors that affect distribution
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Temp
water Sunlight Wind Rocks and soil |
