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Study guide

by: carr34 Notetaker

Study guide BIO 301-01

carr34 Notetaker

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Study guide for the upcoming test
Principles of Ecology
Robert H. Stavn
Study Guide
Introduction, Ecology
50 ?




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This 1 page Study Guide was uploaded by carr34 Notetaker on Sunday September 18, 2016. The Study Guide belongs to BIO 301-01 at University of North Carolina - Greensboro taught by Robert H. Stavn in Fall 2016. Since its upload, it has received 197 views. For similar materials see Principles of Ecology in Biology at University of North Carolina - Greensboro.


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Date Created: 09/18/16
Study Guide ● The concept of natural selection is that all living things have a tendency for  overproduction ● Fitness could be physiological adaptations, organismal behavior, and the  physical structure of living things ● Eltonian Pyramid is a small mass of producers supporting a large mass of  consumers ● Hutchinson and Lindermann thoughts on the pyramid were a decrease in energy  available to do useful work as one went to higher trophic levels ● Optimal Foraging Theory requires a foraging animal to circumvent the 1st law of  thermodynamics ● In dim lighting a plant displays great photosynthesis efficiency ● A broad leaf monolayer would be at the understory of trees in the tropical rain  forest ● The coriolis effect: oceanic upwellings off peru and west africa, polar easterly  winds, northeast and southeast trade winds, and westerly winds ● Boreal forest has needle shaped leaves for plant thermoregulation ● Climate, temperature, and rainfall are unequal distribution of solar radiation over  the earth’s surface ● The milankovich cycle: describes variations in the earth sun distance that may  cause ice ages every 100,000 years ● A group of species similar in appearance and feeding on the same food resource is known as a guild ● Carbon dioxide and methane contribute to global warming ● Darwin study of the finches had to do with character displacement ● Evaporation: heat transfer by heat being stored in water vapor as latent heat ● Conduction: direct heat transfer down a thermal gradient ● Radiation: heat transfer from a warm body to a cool body  ● Convection: transfer of energy by means of currents or bulk flow of a fluid ● The sum of net production and respiration is gross production ● Warm and arid regions are where most C4 plants are ● Resource limits hypothesis: low photosynthesis efficiency caused by low  concentration of CO2 in the air ● Class 3 ecological niche: multi­ dimensional and mirror image ● Insects could hunt at night and penetrate the shade as a normal activity ● dN/dt= rN(1­N/K) ○ dN/dt → population growth rate ○ K → carrying capacity of the environment ○ r → intrinsic rate of increase or “adjusted birth rate” ○ N → number of individuals in the population ● Exponential growth equation → dN/dt= rN ● Endotherm advantages: long distance running, night hunting, and cold climates


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