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BIOL 101 Study Guide ? Quiz 16




Question;Quiz Preparation Tasks:Define the terms ?habitat? and ?niche? and distinguish between them.Describe how the mark-recapture method is used to estimate population size.Explain how population density is determined.List and describe three different kinds of population distribution patterns.Explain the age structure of a population and what it implies about future population expansion.Describe two different ways in which population growth is estimated mathematically.Describe what is meant by the ?carrying capacity? of a population.Distinguish between density-dependent and density-independent factors that affect the size of a population.Explain how K-selected and r-selected species differ in their mode of population growth.Define commensalism and give an example of this inter-population relationship.Define the phrase interspecific competition and use protozoa to exemplify this type of competition.Describe an example of interspecific competition that involves barnacles.Use an example to explain how interspecific competition can lead to resource partitioning.List a few examples of ways in which one species preys upon another.Describe two examples of how prey species avoid predation by predator species.List and describe a few examples of species-species interaction in which both species benefit.Define and describe various feeding relationships within an ecosystem.Distinguish between gross and net primary productivity.Explain the variables in the equation: I ? W = A = R + P.Explain what happens to energy (in kilocalories) as it flows through the trophic levels of an ecosystem.Define the term biomagnification and explain its danger to species at high trophic levels.Defend the notion that a fallen, decaying created order still needs to be stewarded carefully.Describe the concept of senescence. List three theories of aging and describe how they differ from each other. Describe how cells age and the effect of transformation on a cell.List and explain three different processes that contribute to cellular senescence.List and describe changes that occur in the human organism that contribute to the aging process.Evaluate three theories of aging and select the one that explains the most experimental results.Compare scientific and Biblical reasons for why human beings die.


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