The first visible sign of puberty in boys -
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
Enlargement of penis
Enlargement of testes
Appearance of pubic hair
Appearance of axillary hair