<p> ECOSYSTEMS Cognitive Content Dictionary (CCD) Word Prediction Meaning Oral Sentence (Sketch/L1) system many parts working together to perform a function  Synonym: structure  Latin~ systema : an arrangement ecosystem the system of relationships between animals and plants  Synonym: environment, and their environment bionetwork, flora and fauna  Eco~ word-forming element referring to the environment and man's relation to it interdependent unable to exist or survive without each other  Synonym: supporting each other  Depend- from Latin dependere: to hang from, hang down; be dependent on, be derived  Inter- from Latin inter among, between, betwixt, in the midst of pollutant Anything that spreads harmful or unpleasant  Synonym: contaminant, substances into the air, water, or ground. toxin  Latin~ pollutus past participle of polluere : to defile, pollute, contaminate</p>