ch15 - Chapter 15 Population Ecology: How Do Organisms...

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Chapter 15 Population Ecology: How Do Organisms Interact to Form Populations? 1. "Biological communities and their interactions with biotic and abiotic factors affecting them" defines a(n): a. population b. ecosystem c. ecology d. biosis e. community Ans: b 2. What is a name for a group of different populations interacting together? a. a population b. an ecosystem c. an ecology d. a biosis e. a community Ans: e 3. So what exactly is ecology? And what is it not? Ecology is NOT all of the following EXCEPT (what it is!) a. a social cause b. the same as environment c. the study of organisms in relation to their environment d. a natural history e. a set of regulations Ans: c 4. The history of ecology is more like a bush than a tree. Applied ecology is the newest branch dealing mainly with: a. prediction of outcomes of human activities on the environment and how to mitigate them b. the dynamics of complex ecological communities in a holistic approach c. changes occurring in one population or species d. bridging the gap between spirituality and environmental awareness 30
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Chapter 15 e. the similarities and differences between biomes Ans: a 5. The study of how living in a particular area with a particular set of traits affects animal behavior is called: a. plant biogeography b. environmental physiology c. limnology d. behavioral ecology e. spiritual biology Ans: d 6. You are a scientist investigating the flow of energy through a temperate deciduous forest community ranging from browse plants for deer to wolves and other predators. You are concerned with “big picture” concepts. You are a(n): a. sociocultural ecologist b. ecocologist c. systems ecologist d. restoration biologist e. biome doctor Ans: c 7. Which of the following disciplines could be best described as using a reductionist approach to ecology? a. population ecology b. systems ecology c. applied ecology d. behavioral ecology e. none of the above Ans: a 8. Which of the following disciplines could be best described as using a holistic approach to ecology? a. population ecology 31
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Chapter 15 b. systems ecology c. applied ecology d. behavioral ecology e. none of the above Ans: b 9. What is the central observation made by Malthus? a. Humans have an almost unlimited ability to procreate and a limited ability to produce food. b. Humans have a limited ability to procreate and an unlimited ability to produce food. c. Genes are inherited in populations just like they are in individuals. d. Natural selection is the engine of evolution. e. none of the above Ans: a 10. What word describes a population in which the birth and death rates balance each other and emigration and immigration rates balance each other as well? a. increasing
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This note was uploaded on 10/10/2011 for the course BIOL 100 taught by Professor Hurley during the Spring '09 term at Idaho State University.

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ch15 - Chapter 15 Population Ecology: How Do Organisms...

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