Q58 of 130 Page 183

What change in the voice of body takes place when they reach puberty? What is the cause of this change?

When a boy reaches puberty, then his, voice box (also known as larynx). In adolescent boys, voice box begins to grow and becomes large. Because of larger voice box, the voice becomes hoarse in grown-up boys.

More from this chapter

All 130 →
56

What is the effect of a smaller voice box in grown up girls?

 57

What is Adam’s Apple? Which of the two usually have an Adam’s Apple: grown up boys or grown up girls?

 59

Name two male sex organs and two female sex organs which develop completely at puberty.

 59

Name two things which may develop on the face of adolescent boy s and girls during puberty due to the increased activity of sebaceous glands and sweat glands in the skin.