FUNGAL PARTNERSHIPS

1
FUNGAL PARTNERSHIPS

• Biology 22.3
• WZPP
• Lichen- Old man beard
• 
  J B Photos

2
What is symbiotic?

• A relationship in which 2 different organisms
  live in close association with each other
• Lichen
• J B Photos

3
Symbiosis between fungus photosynthetic partner

• green algae or bacteria
• provides carbohydrates

• Fungus gives
• protection,
• absorbs minerals nutrients

4
Lichens colonize

• Harsh habitats
• arid deserts to the arctic
• grow on bare soil, rocks and tree trunks

5
lichens

• Break down rocks
• prepare environment for other organisms
• are susceptible to chemical changes in the
  environment
• are a living indicator of amount of pollution in
  the environment