Analyzing Milk
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Questions and Answers

Which solution is used to determine the lactose content in the given sample of milk?

  • Potassium iodide
  • Fehling's solution (correct)
  • Starch indicator
  • Sodium thiosulphate

    • What is the purpose of evaporating the given sample of milk on a water bath?

  • To ignite the residue
  • To determine the percentage of lactose
  • To remove water content (correct)
  • To determine the percentage of ash

    • What is the principle behind determining the lactose content in the given sample of milk?

  • Weighing the china dish
  • Ignition of residue
  • Hydrolysis of lactose by dilute acids (correct)
  • Evaporation of water content

    • What materials are required for the analysis of milk?

    <p>Standard Flask (250ml, 100ml), Conical flask, pipette, burette, measuring jar</p> Signup and view all the answers

    What is the role of glucose in the determination of lactose content in the given sample of milk?

    <p>Glucose reduces the Fehling's solution</p> Signup and view all the answers

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