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Choose answer…salinitylevel of oxygen0

Choose answer…five types oftwo types ofthree types0

Choose answer…oceanswetlandsdeserts0

Choose answer…biodiversity and competitiontemperature and sunlight0

Choose answer…genetic variationlocationniche0

Choose answer…evolutionbiological functionadaptation0

Choose answer…plankton, nekton, and benthoslittoral, decomposers, and scavengers0

Choose answer…planktonnektonbenthosdecomposers0

Choose answer…planktonnektonbenthosdecomposers0

Choose answer…planktonnektonbenthosdecomposers0

Choose answer…planktonnektonbenthosdecomposers0

Choose answer…accidentallynaturallyartificially0

Choose answer…natural lakesartificial lakesponds0

Choose answer…amount of sunlight amount of biodiversityamount of variations0