C8e_03_Test_Bank

C8e_03_Test_Bank - Biology 8e(Campbell Chapter 3 Water and...

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1 Biology, 8e (Campbell) Chapter 3 Water and the Fitness of the Environment Multiple-Choice Questions 1) In a single molecule of water, two hydrogen atoms are bonded to a single oxygen atom by A) hydrogen bonds. B) nonpolar covalent bonds. C) polar covalent bonds. D) ionic bonds. E) van der Waals interactions. Answer: C Topic: Concept 3.1 Skill: Knowledge/Comprehension 2) The slight negative charge at one end of one water molecule is attracted to the slight positive charge of another water molecule. What is this attraction called? 3) An example of a hydrogen bond is the bond between 4) Water is able to form hydrogen bonds because
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2 5) What gives rise to the cohesiveness of water molecules? A) hydrophobic interactions B) nonpolar covalent bonds C) ionic bonds D) hydrogen bonds E) both A and C Answer: D Topic: Concept 3.2 Skill: Knowledge/Comprehension 6) Which of the following effects is produced by the high surface tension of water? 7) Which of the following takes place as an ice cube cools a drink?
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