Bio 143 Exam 8 Study Guide 11e(3).docx - Bio143 Exam 8...

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Bio143 Exam 8 Study Guide Page 1 of 4 Your Name: Bio143 Exam 8 Study Guide Chapter 28 & 29 15 points Page numbers refer to the 11 th Edition of Audesirk, Audesirk, & Byers, Biology Life on Earth textbook. Type answers to the questions in the yellow boxes. The actual test questions are very similar to these questions, so know the answers to these questions. Chapter 28: Community Interactions 1) An ecological _______________ consists of all the populations that interact with one another within a defined area. (p. 513) Community 2) True or False: Each species occupies a unique ecological niche that encompasses all aspects of its way of life. (p. 513) True 3) What is the type of interaction between two different species in which both species are harmed? (p. 513) Predation and parasitism 4) What is the type of interaction between two different species in which one species benefits and the other is harmed? (p. 513) Competition 5) What is the type of interaction between two different species in which both species benefit? (p. 513) Mutualism 6) True or False: According to the competitive exclusion principle, if there are two species occupying the same niche, both will find a way to survive in that niche. (p. 514)

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