Unit 3 Target 3: Properties Of Water Quiz

11 Questions | Total Attempts: 87

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Unit 3 Target 3: Properties Of Water Quiz

Questions and Answers
  • 1. 
    Honey is composed mostly of glucose and fructose. What property of water explains why honey dissolves easily in water?
    • A. 

      Water exhibits strong cohesion.

    • B. 

      Water has a high specific heat.

    • C. 

      Water is a polar molecule.

    • D. 

      Water is easily ionized.

  • 2. 
    Methane (CH4), oxygen (O2), and nitrogen (N2) are gases at room temperature. Water (H2O) has a similar molecular weight to these molecules. Why is H2O a liquid at room temperature?  
    • A. 

      H2O has a high viscosity.

    • B. 

      H2O has a high boiling point.

    • C. 

      Adjacent H2O molecules form hydrogen bonds.

    • D. 

      Nonpolar covalent bonds hold H2O molecules together.

  • 3. 
    Which of the following statements best describes how, in trees, water moves from the roots to the leaves?
    • A. 

      Transpiration from the leaves pulls water upward.

    • B. 

      Gravity continually pulls water and nutrients upward.

    • C. 

      Xylem contracts and pushes water and nutrients upward.

    • D. 

      Trees use energy from ATP to push water and nutrients upward.

  • 4. 
    Lamila wants to determine the rate at which a plant uses water. She fills a beaker with 80 mL of water and places a leafy flower stem into the beaker through a small opening in the beaker’s cap. Lamila then places the beaker near a sunny window. One week later, 47 mL of water remains in the beaker. What plant process best explains the loss of water in the beaker?    
    • A. 

      Germination

    • B. 

      Photosynthesis

    • C. 

      Respiration

    • D. 

      Transpiration

  • 5. 
    Which of the following characteristics of water is not a result of hydrogen bonding?
    • A. 

      Adhesive strength

    • B. 

      Capillarity

    • C. 

      Cohesive strength

    • D. 

      All of the answers are a result of hydrogen bonding

  • 6. 
    Which of the following makes up a molecule of water? 
    • A. 

      One atom of hydrogen and one atom of oxygen

    • B. 

      One atom of sodium and one atom of chlorine

    • C. 

      One atom of hydrogen and two atoms of oxygen

    • D. 

      Two atoms of hydrogen and one atom of oxygen

  • 7. 
    Water molecules are polar, with the   
    • A. 

      Oxygen side being slightly positive and the hydrogen side being slightly negative.

    • B. 

      Oxygen and hydrogen sides being slightly positive.

    • C. 

      Oxygen and hydrogen sides being slightly negative.

    • D. 

      Oxygen side being slightly negative and the hydrogen side being slightly positive.

  • 8. 
    The cohesiveness between water molecules is due largely to:
    • A. 

      Hydrogen bonds.

    • B. 

      Polar covalent bonds.

    • C. 

      Nonpolar covalent bonds.

    • D. 

      Ionic bonds.

    • E. 

      Hydrophobic interactions.

  • 9. 
    A stalk of celery is placed in a solution of blue colored dye. After one hour, the leaves have blue fluid in their veins. Which property of water is being demonstrated?    
    • A. 

      Adhesion and cohesion

    • B. 

      Evaporation and cooling

    • C. 

      Lower density as a solid than as a liquid

    • D. 

      High specific heat

    • E. 

      Surface tension

  • 10. 
    Which characteristic of water molecules directly contributes to the remarkable "water walking" success of the aquatic insects pictured in the accompanying figure?
    • A. 

      Hydrogen bonds

    • B. 

      Capillary action

    • C. 

      Nonpolar covalent bonds

    • D. 

      Ionic bonds

    • E. 

      Adhesive forces

  • 11. 
    Which property of water is described in the picture below?
    • A. 

      Capillary action

    • B. 

      Surface tension

    • C. 

      Transpiration

    • D. 

      Adhesion ONLY

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