Biology Class 12th Chapter 6 Quiz
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Questions and Answers

Why is water considered a thermal buffer?

  • It is a good conductor of heat
  • It evaporates quickly
  • It has low density
  • It has a high specific heat capacity (correct)

    • What is the primary function of root hairs in plants?

  • Nutrient absorption
  • Reproduction
  • Photosynthesis
  • Water absorption (correct)

    • Which type of water is absorbed by plants from the soil?

  • Hygroscopic water
  • Gravitational water
  • Combined water
  • Capillary water (correct)

    • What is another name for epidermal cells in the roots of plants?

    <p>Cortex cells</p> Signup and view all the answers

    What makes water the 'elixir of life'?

    <p>It is a universal solvent</p> Signup and view all the answers

    Which property of water allows it to act as a thermal buffer?

    <p>High heat of vaporization</p> Signup and view all the answers

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