Pectin Content Changes in Steamed Vegetables Quiz
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Questions and Answers

What happens to the middle lamella of vegetables steamed for 45 minutes?

  • It disappears completely
  • It becomes thinner (correct)
  • It remains unchanged
  • It becomes thicker
  • What changes occur in cellulose during cooking or food processing?

  • The cellulose converts into pectin
  • The cell wall thins out (correct)
  • The cell wall thickens
  • The cellulose disappears
  • What happens to the total pectin substances during the steaming process?

  • They convert into cellulose
  • They increase
  • They remain unchanged
  • They decrease (correct)
  • What happens to the resistance of cellulose from well-known sources like cotton fibers to hot water?

    <p>It raises doubts about hydrolysis</p> Signup and view all the answers

    Where do starch granules occur in most plant tissues?

    <p>In storage leucoplasts</p> Signup and view all the answers

    What essential nutrition does a healthy diet provide?

    <p>Fluid, macronutrients, micronutrients, fibre, and food energy</p> Signup and view all the answers

    What may a healthy diet contain little to no?

    <p>Ultra-processed foods or sweetened beverages</p> Signup and view all the answers

    What additional source of vitamin is needed for those following a vegan diet?

    <p>Vitamin B12</p> Signup and view all the answers

    What do nutrition facts labels allow consumers to do?

    <p>Choose between foods based on the components relevant to health</p> Signup and view all the answers

    Who publishes various nutrition guides to educate individuals on healthy eating?

    <p>Medical and governmental institutions</p> Signup and view all the answers

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