Ch: 52 Ecology and the Biosphere Flashcards
Echology
The study of organisms and the environment
Biosphere
Global - the sum of all plants and ecosystems
Four factors to Climate
Temp
precipitation
wind
sun light
Tilt rotation, what degree and what does it cause?
23.5, causes seasons
How does solar radiation effect climate?
There is less variation at equator and more variation away from equator
what is the coriolis effect?
wind curved patterns
what winds are at the 30 degree latitude?
northeast and southeast tradewinds
what winds are above the 30 degree latitude?
westerlies
global ___ are driven by ___ that is caused by ___
ocean currents, wind, solar radiation
what is a gyre?
a giant closed curve - caused by ocean currents moving from east to west near equator, and west to east near midlatitudes
Elevation causes temps to drop ___ every ___
6 degrees C, 1,100 m
Tropical rainforest has
warm temps, the most rain, and lots of trees
A savanna has
warm temps, seasonal rain, serves as a transition ecosystem and grassy
Desserts have
variable temperatures, little vegetation succulents
A Chaparral has
Cool temps, seasonal rain fall, shrubs
A temperate grassland is
similar to savannas but cooler seasonal rainfall and pron to fires
a temperate brod leaf forest has
warm summer and cool winters, deciduous trees
Temperate rainforrest has
Evergreen trees
Northern coniferous has
cold temps, limited precipitation, conifers
Tundra has
very cold temps, little precipitation, little vegetation, Permafrost
Aphotic zone
the layer of water where the light does not penetrate
Photic zone
layer of water where light does penetrate
Benthic zone
the bottom
Plegic zone what is it and what does it include (2)
is the water away from the land - includes aphotic and photic zones
