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Senin, 26 Oktober 2009


Individual is organism that lives individually.

Habitat is part of ecosystem in which organism lives, feeds, and reproduces.

Population is a collection of individuals in a similar place and time.

Community is a group of population of different organisms in a certain area.

Ecosystem is a number of communities interact with abiotic environment to establish an ecological system.

Ecosystem is established by an interaction within the organisms in an area and between organisms and the abiotic surroundings.

There are 2 types of ecosystem :
1. Natural Ecosystem
Example : forest, oceans, lakes, and swamps.
2. Artificial Ecosystem
Example : aquarium, rice fields, reservoirs.

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