Tree Rings
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Questions and Answers

Which cells differentiate and become a root forming meristem in a monocot root?

  • Dermal tissue cells
  • Vascular cambium cells
  • Ground tissue cells
  • Pericycle cells (correct)

    • What is the name given to the rings of cells formed by the vascular cambium in a tree?

  • Tree rings (correct)
  • Secondary phloem rings
  • Secondary xylem rings
  • Vascular bundle rings

    • What is the role of NAA in auxin signaling?

  • Forms the secondary xylem and phloem
  • Changes pericycle cells into meristematic cells (correct)
  • Differentiates cambium cells into xylem cells
  • Promotes cell division in the pericycle

    • Which hormone is responsible for causing the pericycle to form lateral roots?

    <p>Nitric oxide (NO)</p> Signup and view all the answers

    Which compound can release nitric oxide?

    <p>Sodium nitroprusside (SNP)</p> Signup and view all the answers

    Which hormone can be synthesized in the lab and work like a plant hormone in the cells of a plant?

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

    What is the function of the guard cells in the lower surface of a leaf?

    <p>To allow the inflow of carbon dioxide</p> Signup and view all the answers

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