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Kamis, 26 April 2012

ECOSYSTEM

ECOSYSTEM

WHAT IS THAT?
Ecosystem is connection between biotic and abiotic.
The all of organism have live in certain area. This called habitat.
The ecosystem has two component, they are biotic and abiotic.
The biotic consist of all organism (or living thing) :
1. Producers
2. consumers: consist of herbivore (consumers level 1), carnivore (consumers level 2) and Omnivore (consumers level 3)
3. decomposers : consist of : bacteria, fungi, and earthworms
The each of their component interdependence.
The abiotic consist of some thing does not living thing,
(for example water, soil, air, temperature, stone and so on.
The unit of organism consist of:
1- individual
2- population
3- comunity
4- ecosystem
5- biospher
 The number of each organism always change.
The wave of rise and decrease in the number of populations with a constant change is population fluctuation.

Component of ecosystem:
Biotic = producer (autotrof), consumer (heterotrof)  and decompocer
Abiotic = air, water, soil, stone, sand, light, temperature, carcass and so on.
Producer = green plant
Consumer level 1 = herbivore
Consumer level 2 = carnivore
Consumer level 3 = omnivore
environment is ....
habitat is ....
Food chain is ....
Food web is ....
Polution = the material cause contamination
Polutant = the material that can cause pollution
The cause green house effect is CO2 and CO; produced by metabolism, and combustion
The cause acid rain is SO2 and NO2; produced by industrialition.
The cause the ozone layer thinner is CFC (cloroflorocarbon); produced freezer, AC, various cosmetic etc.


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