ANALYSIS of WATER POLLUTION according to BIOINDICATORS.
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Transcript of ANALYSIS of WATER POLLUTION according to BIOINDICATORS.
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ANALYSIS of WATER POLLUTION according to BIOINDICATORS
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Water pollution
Bioindicators are organisms, which indicate pollution of the ecosystem.
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Water pollution
There are 5 classes of pollution:
class 1: clean water
class 2: partly polluted water
class 3: moderately polluted water
class 4: highly polluted water
class 5: extremely polluted water
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Clean water
Ephemeroptera
Plecoptera
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Partly polluted water
Gammarus
Asellus Aquaticus
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Moderately polluted water
Diptera
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Highly polluted water
Tubifeks
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Extremely polluted water
Bacteria
Fungus
Protozoa
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Water pollutionPopulation
Ephemeroptera: 2 subjects Plecoptera: 6 subjects Tricoptera: 13 subjects Turbellaria: 2 subjects Asellus Aquaticus: 1 subject Tubifex: 4 subjects Urtica Dioica: 1 subject
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Methods of work
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Water pollutionConclusion
The water is moderately polluted - 3rd pollution class.
A lot of waste is being channeled into the river. Garbage is not properly disposed and ends up
in the river.