Thursday, April 7, 2011

Define the different forms of community interaction: competition, commensalism, mutualism, predation, parasitism


Competition is a contest between individuals, groups, animals, etc. its a goal that cannot be shared. such as territory or resources.




commensalism is when there are two orginisims relasionships benifits one but not thr other. An example of this is when birds follow ants on the forrest floor too catch bugs tryng to get away.




mutualism is when two orginisims biologicly interact helping reproductive purposes. this is believed to help move along some mutations of plants. an example of this is when birds eat seeds or bugs off of plants and help polonate the plant.



  

Predation is when an organism that is hunting feeds on its prey. an example of this is lions eating a buffalo.

 

Parasitism is when the parasite, benefits at the expense of the other, the host.

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