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Trees

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  • What are conifers?
    trees that bear cones
  • What gas do plants need to help make thier own food during photosynthesis?
    carbon dioxide
  • What is the source of energy plants use to perform photosynthesis?
    sun light
  • What does deciduous mean?
    looses leaves in the fall
  • Three main groups of trees?
    needleleaf, broadleaf, and palms
  • Name the 3 main parts of a tree.
    crown, trunk, roots
  • What gas to plants release into the air that is needed by animals?
    oxygen
  • What are stomata and what do they do?
    Holes that allow gases to pass in and out of the leaves of a plant.
  • What three things are needed by plants in order to perform photosynthsis?
    sun, water, and carbon dioxide
  • What is an annual ring on a tree?
    a new layer of wood that tells the age of the tree
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