ponyatie ob ekologii

powerpoint presentation ponyatie ob ekologii. muhammaddiyor 1. vzaimodeystvie v ekosisteme 2. ponyatie ekologii 3. osnovnie komponenti ekosistem plan: chto takoe ekologiya? ekologiya izuchaet vzaimodeystvie organizmov drug s drugom i s okrujayushey sredoy, vklyuchaya bioticheskie faktori (rasteniya, jivotnie) i abioticheskie (temperatura, voda), obrazuya slojnie ekosistemi s pishevimi tsepyami iz 3–5 urovney. ekologicheskiy balans – eto sostoyanie ekosistemi, xarakterizuyusheesya stabilnostyu bioraznoobraziya, gde bolee 50% vidov soxranyayut stabilnie chislennosti na protyajenii 10 let i bolee. abioticheskie faktori ph pochvi ili vodi (ot 3 do 10) yavlyaetsya kriticheskim abioticheskim faktorom, vliyayushim na dostupnost pitatelnix veshestv dlya rasteniy i jivotnix, opredelyaya vidovoe raz...

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