Lipid Knowledge Quiz
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Questions and Answers

Which of the following is a common physical property of lipids?

  • Relatively insoluble in water (correct)
  • Easily evaporates in non polar solvents
  • Highly reactive with water
  • Highly soluble in water
  • What distinguishes unsaturated fats from saturated fats?

  • Unsaturated fats have one or more C=C groups (correct)
  • Saturated fats have a lower melting point
  • Unsaturated fats have no C=C groups
  • Saturated fats are liquid at room temperature
  • What are triglycerides mainly composed of?

  • Glycerol and four fatty acids
  • Glycerol and two fatty acids
  • Glycerol and one fatty acid
  • Glycerol and three fatty acids (correct)
  • Which type of lipids contain phosphoric acid?

    <p>Phospholipids</p> Signup and view all the answers

    What are waxes composed of?

    <p>Esters of fatty acids with higher molecular weight monohydric alcohols</p> Signup and view all the answers

    Which type of lipids are esters of fatty acids with higher molecular weight monohydric alcohols?

    <p>Waxes</p> Signup and view all the answers

    What is the common physical property of lipids that makes them relatively insoluble in water?

    <p>High polarity</p> Signup and view all the answers

    Which type of lipids are the main constituents of body fat in humans and other vertebrates?

    <p>Triglycerides</p> Signup and view all the answers

    What distinguishes unsaturated fats from saturated fats?

    <p>Presence of C=C groups</p> Signup and view all the answers

    What do phospholipids contain that distinguishes them from other complex lipids?

    <p>Phosphoric acid</p> Signup and view all the answers

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