(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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Living-together
Predation
Predator
Parasitism
Intra-specific competition
Cooperation
Commensalism
Both species benefit
within the same species
Herd of Zebras
Symbiosis
Inter-specific competition
Prey
Packs, herds, same species
Mutualism
Host
among different species
Competition
One species benefits while the other neither benefits or is harmed
