Fats and Oils: Structure and Types

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Questions and Answers

What is the effect of high hydrogen concentration on fatty acid formation?

  • Decrease in reaction rate and increase in trans fatty acid formation
  • Increase in reaction rate and trans fatty acid formation (correct)
  • Increase in reaction rate and decrease in trans fatty acid formation
  • Decrease in reaction rate and trans fatty acid formation

What can lead to hydrolytic rancidity in stored fats?

  • High pressure
  • Presence of lipase enzymes (correct)
  • Low hydrogen concentration
  • Low agitation

What causes the breakdown of a lipid molecule into fatty acids and glycerol?

  • High heat and agitation
  • Presence of high levels of lipase
  • Hydrolysis reaction with water (correct)
  • Low hydrogen concentration

Which type of fatty acids produce objectionable flavors and odors upon hydrolysis?

<p>Short-chain fatty acids (SCFA) (A)</p> Signup and view all the answers

What happens when oxygen reacts with unsaturated fatty acids?

<p>Loss of nutritional value (D)</p> Signup and view all the answers

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