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Ecology I Final, Ecology II Final, Ecology III Final

Terms in this set (74)

Ecological studies focus on all of the following levels of organization except ----
molecules
Alfred wallace was inspired by observations he made as a collector of ----- that would help him appreciate intraspecific variation
insects
Ecologiests use a Secchi disk to estimate ---
light penetration
Which of the following, regarding minnesota lakes, is false?
the southwest corner of minnesota currently holds a large number of glacial lakes
Solar input to the northern hemisphere is greater in June than December because ----
the angle of the sun's rays are more direct (closer to perpendicular) in june
In the case of Industrial Melanism involving Biston betularia in England, which of the following is false?
the melanic (dark) morph and the peppered (light) morph are different species of moth
fertilizing the ocean with --- has been proposed and experimentally evaluated as a method to increase primary production and reduce CO2 buildup in the atmosphere
Iron
Terrestrial biomes are best describes as regions of the earth where ---
there is a particular climate, and organisms have similar adaptations to that climate
the salinity of the world ocean tends to range between about ---- ppt, and not surprisingly tends to be high near regions that are 30 degrees N and S of the equator
34-37
the modern definition of evolution is: A --- and --- change in a population over generations
genotypic, phenotypic
A --- is a group of populations that interact in a particular place
Community
If the Earth were spinning perpendicular on its axis and not tilted 23.5 degrees from perpendicular ---
the equator would still be warmer than the poles
What are the axis labels in regard to the earth's major terrestrial biomes?
X axis: mean annual precipitation
Y axis: mean annual temperature
Which of the following statements about soil is false?
Organic content generally increases from the O horizon to the C horizon
Which of the following is generally not associated with an estuary?
Hypoxic (low dissolved oxygen) conditions in the water
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