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bio7_ch53 - Biology 7e(Campbell Chapter 53 Community...

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1 Biology, 7e (Campbell) Chapter 53: Community Ecology Chapter Questions 1) Communities can be linked by which of the following? I. predation II. systematics III. competition A) I only B) III only C) I and II only D) I and III only E) I, II, and III Answer: D Topic: Concept 53.1 Skill: Knowledge 2) Which of the following statements is consistent with the competitive exclusion principle? Topic: Concept 53.1 Skill: Comprehension 3) The presence of all of the following tend to increase species diversity except Topic: Concept 53.1 Skill: Comprehension 4) According to the competitive exclusion principle, two species cannot continue to occupy the same Topic: Concept 53.1 Skill: Knowledge
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2 Figure 53.1 5) The entire box shown in Figure 53.1 represents the niche of species A. Species A is biologically constrained from the striped area of its niche by species B. This is an example of A) dynamic stability. B) facilitation. C) commensalism. D) competitive exclusion. E) secondary succession. Answer: D Topic: Concept 53.1 Skill: Application 6) The sum total of an organism's interaction with the biotic and abiotic resources of its environment is called its Topic: Concept 53.1 Skill: Knowledge 7) Two barnacles, Balanus and Chthamalus , can both survive on the lower rocks just above the low-tide line on the Scottish coast, but only Balanus actually does so, with Chthamalus adopting a higher zone. Which of the following best accounts for this niche separation? Topic: Concept 53.1 Skill: Comprehension
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