Comparing Respiratory Structures in Animals
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Questions and Answers

Where are stomata located in plants?

  • Stem of the plant
  • Lower epidermis of the leaf (correct)
  • Upper epidermis of the leaf
  • Flowers of the plant
  • What surrounds each stoma and regulates its aperture?

  • Subsidiary cells
  • Guard cells (correct)
  • Cell membrane
  • Root hairs
  • During the daytime, what external factors trigger the opening of stomata in plants?

  • Darkness and low temperature
  • High humidity and cold temperature
  • Light and warm temperature (correct)
  • Rain and wind
  • What gives roots permeance to minerals, water, and gases in plants?

    <p>Root hairs</p> Signup and view all the answers

    Which structure makes up the stomatal complex in plants?

    <p>Stoma, guard cells, and subsidiary cells</p> Signup and view all the answers

    What happens to guard cells during stomatal opening?

    <p>Take up water and expand</p> Signup and view all the answers

    External factors that trigger stomatal closing include:

    <p>Absence of light and low temperature</p> Signup and view all the answers

    What is the role of subsidiary cells in plants?

    <p>Surround the guard cells</p> Signup and view all the answers

    Which external factors trigger the opening of stomata in plants?

    <p>Light and warm temperature</p> Signup and view all the answers

    What is the main function of root hairs in plants?

    <p>Give roots permeance to minerals, water, and gases</p> Signup and view all the answers

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