1) How many times do teeth change throughout a person's life? a) 1 b) 2 c) 3 d) 0 2) Tooth enamel is the hardest tissue produced by the human body. a) True b) False c) Maybe 3) Human teeth are capable of self-healing. a) True b) False c) Maybe d) I don’t know 4) Melting point of a human tooth (примерно) a) 500 С b) 2000 С c) 1000 С d) 1500 С e) Hmmmm 5) On an average, a person spends around 120 days in his/her entire lifetime for brushing teeth. a) True b) False c) Duh 6) Are teeth considered bones? a) Yes, they are bones b) Maybe c) No, they aren’t d) Duh e) I don’t even understand 7) The most common childhood disease a) Cold b) Schizophrenia c) Tooth decay d) Drug addiction e) Rhinitis f) Diabetes 8) The first teeth we get as babies a) Primary teeth b) Born teeth c) Baby teeth d) Milk teeth e) Childish teeth f) Milky Way teeth 9) Parts of teeth a) Root b) Tooth decay c) Neck d) Crown e) Glue f) Milk and Sugar 10) Thank you! a) Thank you too b) Duh c) I didn’t understand anything d) Bye e) It was interesting

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