BIS 2B StudyQuestions6and7

BIS 2B StudyQuestions6and7 - Study Questions for Lectures 6...

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Study Questions for Lectures 6 and 7 (Population Growth and Demography) 1. What are the characteristics of species with “r” and “K” selected life histories? What are the characteristics of environments that are likely to favor each type? Why do you think these two groups were given the names “r” and “K”? 2. Understand and be able to explain, define, and use the following terms: a. population b. exponential growth c. logistic growth d. density dependence vs. density independence e. open vs. closed populations f. intrinsic rate of increase g. carrying capacity h. demography i. life table j. age specific survivorship k. age specific fecundity l. reproductive value m. net reproductive rate 3. Explain the difference between r and R o . Under which values of each is population growth positive, negative, and zero? 4. Explain how a finite availability of resources can produce density dependent population growth. What other factors can cause density dependence? 5. Each graph depicts population growth over time for different populations, shown by
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This note was uploaded on 10/31/2010 for the course BIS BIS 2B taught by Professor Staff during the Spring '09 term at UC Davis.

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BIS 2B StudyQuestions6and7 - Study Questions for Lectures 6...

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