Symbiotic relationships ch18, sxn3 part 2 qw

2,105 views
1,723 views

Published on

Published in: Education
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
2,105
On SlideShare
0
From Embeds
0
Number of Embeds
4
Actions
Shares
0
Downloads
43
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Symbiotic relationships ch18, sxn3 part 2 qw

  1. 1. <ul><li>S7L4d </li></ul><ul><li>Categorize relationships between organisms that are competitive or mutually beneficial. </li></ul>SYMBIOSIS
  2. 2. What is symbiosis? <ul><li>What it means: </li></ul><ul><li>Two organisms that live together </li></ul><ul><li>Temporarily or for a longer time </li></ul><ul><li>At least one of the organisms benefits from the relationship </li></ul>Literal definition: the act of living together
  3. 3. What are the different kinds of symbiosis? Parasitism Mutualism Commensalism both organisms benefit one organism benefits one organism benefits one organism is unaffected one organism is harmed
  4. 4. Parasitism: one benefits, one is harmed Example 1: Acacia plant with ant galls Ants lay eggs on acacia tree Acacia covers the infected area with brown flesh (gall)
  5. 5. Mutualism: both benefit Example 2: Moray Eel with Cleaner Fish Moray Eel gets a clean mouth Cleaner Fish gets a meal
  6. 6. Commensalism: one benefits, one is unaffected Example 3: Cattle with cattle egrets Cattle stir up insects as they eat grass Egrets hang around and eat insects
  7. 7. Mutualism: both benefit Example 4: Clown fish with anemone Clown fish gets protection Anemone is kept clean
  8. 8. Mutualism: both benefit Example 5: Antelope with Oxbird Antelope gets rid of parasites Oxbird gets a meal
  9. 9. Parasitism: one benefits, one is harmed Example 6: Taenia worm in human eye Worm infects human blood stream Human may go blind

×