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help on test 1 - CHAPTER 3 AP BIOLOGY SCORENAME DATE...

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CHAPTER 3 AP BIOLOGY NAME: ____________________ DATE:_____________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) In a single molecule of water, the two hydrogen atoms are bonded to a single oxygen atom by A) nonpolar covalent bonds. B) polar covalent bonds. C) ionic bonds. D) hydrogen bonds. E) van der Waals interactions. 2) The partial negative charge at one end of a water molecule is attracted to the partial positive charge of another water molecule. What is this attraction called? 3) Which of the following is an example of a hydrogen bond? 4) Water is able to form hydrogen bonds because 5) What is the maximum number of hydrogen bonds a water molecule can form with neighboring water molecules? A) four B) five C) one D) three E) two 6) What determines the cohesiveness of water molecules? A) covalent bonds B) hydrogen bonds C) ionic bonds D) high specific heat E) hydrophobic interactions 7) What do cohesion, surface tension, and adhesion have in common with reference to water? SCORE
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8) Water is transported in plant tissues against gravity due to which of the following properties? 9) Which of the following is possible due to the surface tension of water?
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