interactions between organisms - … · interactions between organisms competition- interaction...
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Competition and Symbiosis NOTES
INTERACTIONS BETWEEN ORGANISMS
Competition- interaction which results when a resource is in short supply. One organism uses the resource at the expense of the other organism.
What are some resources that organisms compete for?
* Intraspecific Competition- within the same species.
* Interspecific Competition- between different species.
Which is more intense?
2 Types of Competition:
Trials of Life episode 4
Competition and Symbiosis NOTES
Intraspecific or Interspecific Competition?
Predator-Prey Relationships
Predator- organism that is doing the hunting
Prey- organism that is attacked
Competition and Symbiosis NOTES
Predator Prey Graph
Trials of Life episode 4
Symbiotic RelationshipsSymbiosis- members of different species living in close association, where at least one species benefits from
this association.
3 Types of Symbiotic Relationships:
Commensalism + / 0
Mutualism + / +
Parasitism + / -
Trials of Life episode 7
Competition and Symbiosis NOTES
Type of Symbiosis?
Gobi Fish and Shrimp
Hermit Crab and Ragworm
Hermit Crab and Sea Anemone
Commensalism