Ecosystems Crossword
               
               
               
               
               
               
               
               
               
               
               
               
               
 
 
Down: 1) complex ecological community, extends over a large geographic area, consists of many ecosystems2) living components of an ecosystem (the organisms) 4) little rain, extreme temperatures, drought resistant grass Across: 3) study of relationships5) trees lose leaves in autumn/fall6) nonliving parts of an ecosystem7) interaction of all living things in an area
 

 

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