18 - Biology:,6e(Campbell Chapter18 1 The Evolutionof...

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Biology: Concepts and Connections, 6e (Campbell)  Chapter 18    1
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The  Evolution of  Invertebrate  Diversity Multiple - Choice Questions 1) 
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Which of  the following statements about the mimic octopus is  true A) 
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Octopuses and  other invertebrates are simple, primitive life forms.  B) 
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Octopuses, as  invertebrates, have complex chemistry and structure but their behavior is very simple.  C) 
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Octopuses have  only one defense against predators: spraying an ink cloud.  D) 
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Octopuses can  have complex and highly adaptive chemistry, structure, and behaviors.  E) 
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The mimic  octopus sometimes acts like a harmless rock to avoid detection by predators.  Answer:  
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Topic: 
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Opening Essay  Skill: 
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Conceptual  Understanding
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2) 
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All  animals  A) 
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are unicellular.  B) 
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are prokaryotic.  C) 
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are  heterotrophic.  D) 
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have cell walls  made of chitin.  E) 
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obtain food by  absorption.  Answer:  
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Topic: 
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18.1  Skill: 
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Factual Recall 3) 
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Typical  animal embryos have ________, or external cell layer, and ________, which lines the digestive tract.  A) 
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an ectoderm . . .  a blastula  B) 
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an ectoderm . . .  an endoderm  C) 
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an  endoderm . . . an ectoderm  D) 
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a blastula . . . a  gastrula  E) 
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a mesoderm . . .  a gastrula  Answer:  
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Topic: 
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18.1  Skill: 
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Factual Recall 4) 
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This note was uploaded on 02/12/2011 for the course BIOL biology taught by Professor Ahmed during the Spring '11 term at Arizona Western College.

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18 - Biology:,6e(Campbell Chapter18 1 The Evolutionof...

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