The total number of teeth which comes only once in a life span

Question

The total number of teeth which comes only once in a life span  (A) 20 (B) 8 (C) 32 (D) 12

Tardigrade Admin · Accepted Answer

Twenty milk teeth of a child get replaced in adulthood by 20 permanent teeth. But the human adult has 32 teeth; hence, the rest 12 can never be replaced if broken because they grow only once in a man&rsquo;s life.

Q. The total number of teeth which comes only once in a life span ___________

20

8

32

12

Twenty milk teeth of a child get replaced in adulthood by 20 permanent teeth. But the human adult has 32 teeth; hence, the rest 12 can never be replaced if broken because they grow only once in a man’s life.