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Biotic Relationships: Community Interactions. Biotic Relationships 1.Competition 2.Predation 3.Symbiosis.

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Presentation on theme: "Biotic Relationships: Community Interactions. Biotic Relationships 1.Competition 2.Predation 3.Symbiosis."— Presentation transcript:

1 Biotic Relationships: Community Interactions

2 Biotic Relationships 1.Competition 2.Predation 3.Symbiosis

3 Competition Organisms attempt to use a resource in the same place at the same time Examples: –Water –Nutrients –Light –Food –space

4 Predation One organisms captures and feeds on another Predator is the killer/eater Prey is the food

5 Symbiosis Any relationship in which two species live closely together Three main classes: 1.Mutualism 2.Commensalism 3.Parasitism

6 Mutualism Both species benefit Example: flower and bee

7 Commensalism One benefits, the other is neither benefited nor harmed Example: barnacles and whale Barnacle filter feeds

8 Parasitism One benefits, the other is harmed Parasite lives on or in the host, and obtains some/all of its nutrients from host Examples: tapeworms, fleas, ticks, lice

9 What type of relationship? Remora and shark Remora uses shark for transportation and eats the sharks leftover food

10 What type of relationship?

11

12 Clownfish clean anemones Sea anemones provide protective habitat


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