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Community Interactions

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Presentation on theme: "Community Interactions"— Presentation transcript:

1 Community Interactions

2 Sharks & Turtles

3 Predation An interaction in which one organism captures and feeds on another organism Predator? Prey?

4 Competition Occurs when organisms of the same or different species attempt to use an ecological resource in the same place at the same time Resource-any necessity of life Leopard's Competition

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

6 Paddlefish Parasites

7 Parasitism One organism lives on or inside another organism and harms it Parasite? Host?

8 Amazing Symbiosis: Ant Army Defends Tree

9 Mutualism Both species benefit from the relationship

10 Unlikely Travel Companions

11 Commensalism One member of the association benefits and the other is neither helped nor harmed

12 Symbiosis Any relationship in which two species live closely together
Types: 1. Parasitism - One benefits, other harmed 2. Mutualism - Both benefit 3. Commensalism - One benefits, other neither helped nor harmed

13 What kind of symbiosis?

14 Lichens???


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