radovan Šukić - reciklaža
TRANSCRIPT
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EKOLOGIJA
Radovan Šukić VII 3Mentor: Valentina Rutović
OŠ “20. oktobar” Sivac
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Ekologija je nauka o životnoj sredini. Ime
nauke potiče od grckih reči oikos - dom, domaćinstvo i logos - nauka, izučavanje.
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Termin ekologija prvi put je upotrebio nemački biolog Ernest Hekel 1866. godine. U laičkoj javnosti se ovaj
termin često koristi kao sinonim za pojam zaštite životne sredine, što nije ispravno jer je zaštita životne
sredine samo jedna od oblasti kojima se bavi ekologija.
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Naučne discipline(podela)
-U odnosu na grupu organizama:
-Ekologija biljaka
-Ekologija životinja
-Ekologija mikroorganizama
-Ekologija gljiva
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-U odnosu na prirodu životne sredine:
-Ekologija KOPNENE životne sredine-Ekologija SLATKOVODNE životne sredine-KOSMIČKA ekologija
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-Prema nameni istraživanja
-Osnovna (fundamentalna) - baviSe osnovnim zakonitostina međusobnih odnosa živih bića-Primenjena – zaštita životne sredine
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Zagađivanje ekologije
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Ekosistem
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EKOSISTEMI
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Pustinje
-Male količine padavina, visoke prosečne temperature i slaba
zastupljenost živog sveta.
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Stepe
-Prostranje travnate zajednice bez šumskog drveća.
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Tundre
-Najsevernija oblast vegetacije; Niske temperature i siromašno zemljište pa
je i živi svet siromašan.
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Tajge
-Severni delovi Evrope, Azije i Amerike (severne četinarske šume).
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KRAJ