The words contained in this file might help you see if this file matches what you are looking for:

...Unit ecology and ecosystems concept of ecosystem structure function energy flow in an food chains webs basic population community ecological succession characteristic features the following a forest b grassland c desert d aquatic ponds streams lakes wetlands rivers oceans estuaries from greek oikos meaning house or dwelling logos to study is interactions organisms with each other their environment hierarchy define species genus biosphere autecology synecology are two main branches individual organism it also known as group different which associated together form levels organismal behavior physiology morphology etc response environmental challenges factors that affect change size genetic composition populations how organization changed by among living entire including responses changes abiotic components this field concerned such large scale topics nutrient cycling landscape exchanges materials products between global effects regional matter exchange on distribution across plants anima...