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Biology Class 12th Chapter 6 Quiz
6 Questions
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Biology Class 12th Chapter 6 Quiz

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@CreativeAsteroid

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Questions and Answers

Why is water considered as a thermal buffer?

  • It conducts heat quickly
  • It has a low specific heat capacity
  • It does not affect temperature changes
  • It absorbs and releases heat slowly (correct)

    • What is the main purpose of imbibition in root hairs?

  • To reduce water absorption in plants
  • To increase the turgidity of root cells (correct)
  • To provide structural support to root hairs
  • To prevent osmosis in the roots

    • What is another term for epidermal cells in roots?

  • Pith cells
  • Vascular cells
  • Cortex cells
  • Cork cells (correct)

    • Which property of water makes it the 'elixir of life'?

    <p>Universal solvent ability</p> Signup and view all the answers

    Where do roots absorb water from in the soil?

    <p>Root hair zone</p> Signup and view all the answers

    Define hygroscopic water and its role in plant growth.

    <p>Water held tightly by soil particles, unavailable for plant use</p> Signup and view all the answers

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