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					          Fungi

Are they helpful or harmful?
            Traits of Fungi
• Most fungi have cells with a cell wall and
  more than one nucleus
• Most are
               Traits of Fungi
• They are either:
    – Saprobes – feed on material from previously
      living things (shoes, dead trees, dead animals
      etc.) or
    – Parasites – which eat or derive there energy
      from living things.
.
             Traits of Fungi
• To reproduce, they
  – send out spores instead of seeds.
  – Carry pieces of broken hyphae to new places
  – Form Buds in which a small part of the parent
    grows into a new organism.
            Traits of Fungi
• Most are multicellular



• Some like yeasts are unicellular
        Examples of Fungi
• Bread Mold
        Examples of Fungus
• Moldy Fruit
       Examples of Fungus
• Tree Fungus
            Kinds of Fungi
• Sporangia-produce spores at the end of
  treelike structures called hyphae. (ex.
  Hyphae)
           Kinds of Fungi
• Club Fungi - have hyphae that form
  branches underground. They have club
  shaped parts that produce spores.
            Kinds of Fungi
• Sac Fungi – produce spores in sac-like
  structures.
              Helpful Fungi
• Food – mushrooms
• Used to make cheese – Blue Cheese
• Used to make wine, beer, and whiskey (Yeast)
• Used to make bread rise
• Used to make soy sauce from soy beans
• Used to break down materials and recycle
  wastes and dead organisms
• Used to make certain drugs (ex. Penicillin)
Mushrooms
Blue Cheese
Wine, Beer, and Whiskey
Soy Sauce
Decaying Tree
Penicillin
          Harmful Fungus
• Cause food spoilage
• Cause plant disease such as rusts, Dutch
  Elm Disease, and mildew
• Cause Human diseases such as Ring
  Worm, Athlete’s Foot, Thrush, lung
  Infections, and Yeast Infections
• Destroy leather, fabrics, plastics, etc.
Food Spoilage
Dutch Elm Disease
Ringworm
Athlete’s Foot
Thrush
Fungal Lung Infection
Yeast Infections
Fungus Destroying Leather

				
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posted:8/13/2011
language:English
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