Rabu, 02 Februari 2011

INTERACTION PATTERN

       There are many types of interaction in a community. Each interaction shows how a particular organisms affect another organisms. A community will never exist without these different kinds of interaction. The interaction that occurs between two different species living together in an ecosystem is called symbiosis. These are the example :

 1. MUTUALISM
Mutualism is an interaction between two different species that live in a community and help each other. Both organisms get benefits in this interaction.
For example : the interaction between a butterfly and a flower. If a butterfly perched on a flower, a butterfly can get some honey from a flower. While the butterfly can help the flower to put the pollen to the head of pistil.

2. COMENSALISM
Comensalism is an interaction between two organisms living in a community, one organisms gets benefit while the other doesn’t suffer any loss.
For example : the interaction between sea anemone and a nemo. When suddenly there is a big fish that always eat a nemo, a nemo will directly hiding behind the sea anemone so the big fish will not see the nemo. The nemo get benefit but  the sea anemone doesn’t get anything.



3. PARASITISM
Parasitism is an interaction between two organisms which one organism gets some advantages but the other gets disadvantages. Parasites live an another organism that called a host they always gnaw their host.
For example : the interaction between lice and dogs. Lice are always suck dogs get disadvantage.

4. PREDATION
Predation is an interaction between two organisms which one organism becomes a predator and the other organism becomes a prey. predators are animals that hunt, kill, and eat animal while the preys are animal that killed by predators.

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