The first visible sign of puberty in boys -: (A) Enlargement of penis, (B) Enlargement of testes, (C) Appearance of pubic hair, (D) Appearance of axillary hair
Answer is B. Ans. is 'b' i.e., Enlargement of testes o In girls, the first visible sign of puberty is the appearance of breast buds (Thelarche), between 8-12 years of age. In boys the first visible sign of puberty is testicular enlargement, beginning as early as 9 1/2 yr