Taste of Edible Substances Quiz
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Questions and Answers

What is the chemical nature of substances that taste sour, such as curd and lemon juice?

  • Basic
  • Acidic (correct)
  • Neutral
  • Sweet
  • What does the Latin word 'acere' mean, from which the word 'acid' is derived?

  • Sweet
  • Salty
  • Bitter
  • Sour (correct)
  • What is the taste of baking soda and what does it indicate about its chemical nature?

  • Salty, neutral
  • Sweet, basic
  • Bitter, basic (correct)
  • Sour, acidic
  • Which type of substances feel soapy on touching and are bitter in taste?

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

    What is the chemical nature of substances like lemon juice and orange juice?

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

    What are the substances used to test whether a substance is acidic or basic called?

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

    What is the most commonly used natural indicator?

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

    What happens to litmus paper when added to an acidic solution?

    <p>It turns red</p> Signup and view all the answers

    What term is used for substances that do not change the color of either red or blue litmus?

    <p>Neutral solutions</p> Signup and view all the answers

    Why should we not taste unknown substances?

    <p>Because they could harm us</p> Signup and view all the answers

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