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Symbiosis

Published on Nov 18, 2015

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PRESENTATION OUTLINE

1.

SYMBIOSIS

  • Def. In nature a relationship between two kinds of organisms that last over a period of time is called symbiosis
Photo by MrUllmi
2.

MUTUALISM

  • When a relationship of two kinds of organisms benefit each other it's called mutualism
  • Ex: Clownfish and sea urchin
  • Ex: Digestive bacteria and humans
  • Ex: spider crab and allege
Photo by Tony Rodd
3.

PARASITISM

  • An organism that is in/on another organism and might harm the other organism
  • Ex:1 flea and animal
  • Ex:2 mistletoe and tree
  • Ex:3 dodder plant and tree
Photo by ressaure
4.

COMMENSALISM

  • When one organism is benefiting from another organism without harming the other organism
  • Ex:1 Orchids on trees
  • Ex:2 Cattle egrets and livestock
  • Ex:3 Remora fish and sharks
Photo by icelight

William Rager