Principles of Dairy Science: Heat Treatment Methods
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Questions and Answers

At what temperature is the milk heated during the thermization method?

  • Above 70 °C
  • Below 50 °C
  • Between 57 – 68 °C (correct)
  • Around 80 °C

    • What is the purpose of the thermization method for milk preservation?

  • To reduce the fat content and improve the nutritional value
  • To kill harmful bacteria while preserving the natural flavor
  • To extend the shelf life without affecting the sensory characteristics (correct)
  • To remove all microorganisms and spores from the milk

    • What is the duration for which the milk is heated during thermization?

  • 1 hour
  • 5 minutes
  • 15 – 20 seconds (correct)
  • 30 – 40 seconds

    • What is the temperature range for heating milk during thermization?

    <p>57 – 68 °C</p> Signup and view all the answers

    What method is commonly used for milk preservation by rapid heating and cooling?

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

    What is the duration for which milk is heated during thermization?

    <p>15 – 20 seconds</p> Signup and view all the answers

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