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49 Cards in this Set

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