Plant tissues
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Plant tissues

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Plant tissues Plant tissues Presentation Transcript

  • Plant Tissues Biology Year 2
  • What are our objectives?
    • Classify
    • Identify, group and locate
    • Characterize
    • Give significant functions
  • Plant tissues
    • Two types of plant tissues
      • Meristematic
      • Permanent
  • Meristematic tissues
    • Responsible for production of new cells
    • Found in tips of growing stems and roots
      • Apical
      • Lateral
  •  
  •  
  • Permanent tissue
    • Surface tissue
    • Fundamental tissue
    • Vascular tissue
  • Surface tissue
  • Fundamental tissue
    • Parenchyma
      • Thin-walled, no secondary walls
      • Contain most of chloroplasts
      • Store food and water
  • Fundamental tissue
    • Collenchyma
      • Similar to parenchyma
      • Elongated and irregularly thickened
      • Provides support
  • Fundamental tissue
    • Sclerenchyma
      • Derived from Greek, meaning “hard”
      • Dead cells with thick cell walls
      • Strengthen the plant body
  • Vascular tissue
    • Transport
      • Xylem
        • Water and mineral salts
      • Phloem
        • Food materials
  • H.W.
    • What is a vascular bundle? Identify the parts and function.
  • H.W.
    • What is a monocot? What is a dicot?
    • What arrangement of vascular bundles is found in monocots? In dicots?