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Aim : How can organisms in an ecosystem interact with each other?

Aim : How can organisms in an ecosystem interact with each other?. Why do organisms interact with each other?. In most ecosystems, animals live with other organisms. They live within a group of their own kind called a population. They live with other groups of animals called communities.

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Aim : How can organisms in an ecosystem interact with each other?

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  1. Aim: How can organisms in an ecosystem interact with each other?

  2. Why do organisms interact with each other? • In most ecosystems, animals live with other organisms. • They live within a group of their own kind called a population. • They live with other groups of animals called communities.

  3. What are the ways that organisms interact? Organisms interact in 3 ways : • Competition

  4. Competition • Competition occurs when organisms fight over limited resources • These resources could be: Food and Water Territory Mates

  5. http://www.youtube.com/watch?v=zj8istSAMoY

  6. 2. Predation- one organism kills and eats another Predation involves a predator (the hunter) and the prey (the hunted)

  7. http://www.youtube.com/watch?v=yirHPVxSMgc • http://www.youtube.com/watch?v=XafAdkZIYKA

  8. Symbiosis- two organisms “live together” There are 3 Types of Symbiosis: • 1) Mutualism- 2 different species that live together and both benefit from the relationship • Parasitism-2 different species that live together and one benefits from the relationship while harming the other • Commensalism-2 different species that live together and one benefit from the relationship while the other receives no benefit

  9. http://www.youtube.com/watch?v=vR9X3gFTpL0&feature=related http://www.youtube.com/watch?v=kwK4yJ6tTmc

  10. Mutualism: Oxpeckers and Mammals

  11. Mutualism: Flowers and Bees

  12. Mutualism: Clown Fish and Anemones

  13. http://www.youtube.com/watch?v=Qqa0OPbdvjw http://www.youtube.com/watch?v=dJRJCO59bf4 http://www.youtube.com/watch?v=kwK4yJ6tTmc

  14. Parasitism: Ticks and Dogs

  15. Parasitism: Tapeworms and Mammals

  16. http://www.youtube.com/watch?v=9fmx24FbZoM http://video.google.com/videosearch?q=mutualism&hl=en&emb=0&aq=3&oq=mutual#q=Parasitism&hl=en&emb=0&start=10 http://www.youtube.com/watch?v=vMG-LWyNcAs

  17. Commensalism: Sharks and Remoras

  18. http://www.youtube.com/watch?v=dAU5MTXmAPY&feature=results_main&playnext=1&list=PL0A7A2379A3D95470http://www.youtube.com/watch?v=dAU5MTXmAPY&feature=results_main&playnext=1&list=PL0A7A2379A3D95470

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