Q54 of 130 Page 183

State two ways in which the body shape of boys changes during puberty.

The changes in body shape of boys during puberty occur in following ways:

(i) In boys, shoulder become broad and chest become wide.

(ii) In boys, the muscles of the body grow more prominently than in the girls.

What is puberty? Who attains puberty at an earlier age in human beings: male (boy) or female (girl).

Write two changes that happen during puberty to: (a) both boys and girls (b) boys only (c) girls only.

State two ways in which the body shape of girls changes during puberty.

State one change in the body shape of grown up boys and one changes in the body shape of grown up girls which makes them look different.