Plant tissues

Cards (27)

  • What should you be able to describe by the end of the video?
    The roles of different tissues in a plant
  • Why is it important to learn the details in this video?
    It is likely to be on your exam
  • Where does photosynthesis take place in a plant?
    In the leaves
  • What is the leaf classified as in plant anatomy?
    A plant organ
  • What type of cells cover the top and bottom of the leaf?
    Epidermal cells
  • What is the function of the epidermis in a leaf?
    It protects the surface of the leaf
  • What is a key adaptation of the upper epidermis?
    It is transparent to allow light passage
  • What does the waxy cuticle do?
    Reduces water evaporation from the leaf
  • What are the tiny pores on the lower epidermis called?
    Stomata
  • What is the function of stomata?
    Allow gas exchange in the leaf
  • What do guard cells do?
    Control the opening and closing of stomata
  • What is found at the top of the leaf?
    Palisade mesophyll
  • What is the main feature of palisade cells?
    They are packed full of chloroplasts
  • What do chloroplasts contain that is essential for photosynthesis?
    Chlorophyll
  • What is the key feature of spongy mesophyll?
    It is full of air spaces
  • How does carbon dioxide move in the leaf?
    It diffuses from stomata to palisade cells
  • How does oxygen move in the leaf?
    It diffuses from palisade cells to stomata
  • What are the two other tissues in the leaf besides mesophyll?
    Xylem and phloem
  • What does xylem tissue transport?
    Water and dissolved mineral ions
  • What is one use of magnesium in plants?
    To make chlorophyll
  • What does phloem tissue transport?
    Dissolved sugars produced by photosynthesis
  • What is glucose used for in plants?
    In respiration
  • What is the process of moving sugars through phloem called?
    Translocation
  • Where is meristem tissue found in plants?
    At growing tips of shoots and roots
  • What do stem cells in meristem tissue do?
    Differentiate into various plant tissues
  • What should you look for in the provided workbook?
    Questions on plant tissues
  • What is the overall goal of the video?
    To describe the roles of different plant tissues