Plant Biology: Secondary Growth and Ecological Anatomy
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Plant Biology: Secondary Growth and Ecological Anatomy

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Questions and Answers

What is the secondary protective tissue known as in older stems and roots of dicotyledons and gymnosperms?

  • Phellogen
  • Periderm (correct)
  • Cork cambium
  • Epidermis

    • What are the components of periderm?

  • Phellem, Phellogen, Phelloderm (correct)
  • Epidermis, Cortex, Phloem
  • Xylem, Cambium, Pith
  • Endodermis, Pericycle, Sclerenchyma

    • What does the phellogen (cork cambium) serve as?

  • A protective layer against herbivores
  • An essential part of the epidermis
  • A secondary lateral meristem producing the periderm (correct)
  • A primary tissue for water transport

    • What happens to the epidermis when the diameter of the stem or root increases?

    <p>It is replaced by periderm as a protective cover</p> Signup and view all the answers

    In which type of plants does secondary growth in monocotyledonous plants occur?

    <p>Secondary Growth in Monocotyledonous Plants</p> Signup and view all the answers

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