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Plant Roots

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Taproots grow deep into the soil and ... What is unique about adventitious roots? Adventitious roots grow from stems or leaves and not from the primary root. ... – PowerPoint PPT presentation

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Title: Plant Roots


1
Plant Roots
2
  • 2) What is the diiference between a taproot
    system and a fibrous root system?
  • In a taproot system the primary root grows faster
    and is the largest root of the root system.
    Taproots grow deep into the soil and are thick
    and fleshy.
  • In a fibrous root system the secondary roots are
    as large or larger than the primary root.

3
  • What is unique about adventitious roots?
  • Adventitious roots grow from stems or leaves and
    not from the primary root.
  • 4. a) aerial roots grow in the open air and
    absorb moisture form the air.
  • b) Prop roots grow from the stem down to the
    soil and help to brace the plant.
  • c) Climbing roots grow out from the stem and
    attach the plant to a solid support.

4
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5
  • 6.
  • epidermis only one cell thick. Absorbs the
    water and minerals from the soil.
  • Root hairs these increase the surface area of
    the root for greater absorption
  • Cortex stores food in the form of starch and
    conduct water and nutrients to the vascular
    tissues in the center of the root.
  • Vascular tissue the vascular tissue is found in
    the core of the root. It consists of xylem and
    phloem.
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