(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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how acidic or basic a substance is
pH
amount of salt dissolved in water
salinity
tiny animals without backbones
macroinvertebrates
nonliving
abiotic
Free!
transition zone between dry land and bodies of water
wetland
a chemical used to kill harmful animals or plants
pesticide
a stream that flows into a larger stream or lake
tributary
fresh and saltwater meet and are mixed by tides
estuary
the cloudiness of the water
turbidity
the amount of oxygen in the water
dissolved oxygen
used to make the soil more fertile
fertilizer
living
biotic
land that water flows across
watershed
a ridge of land that separates one area from another
divide
