The Importance and Properties of Water Quiz
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Questions and Answers

Which of the following is NOT a use of water in industries?

  • Coolant in power plants
  • Drinking (correct)
  • Production of steel
  • Irrigation

    • What is the main reason for the hardness of water?

  • Presence of certain salts of calcium and magnesium (correct)
  • Chemical contamination
  • High temperature
  • Lack of essential minerals

    • Which element is considered to be of greatest importance for the existence of human beings, animals, and plants?

  • Nitrogen
  • Water (correct)
  • Oxygen
  • Carbon

    • What is the most important use of water as an engineering material?

    <p>Steam generation</p> Signup and view all the answers

    What is the maximum number of days a human being can survive without food?

    <p>7 days</p> Signup and view all the answers

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