Reaching the Age of Adolescence — Science STD 8 — Question
Gujarat BoardEnglish MediumSTD 8ScienceReaching the Age of Adolescence4 Marks
Question
What changes take place in boys during puberty?
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Answer
Changes take place in boys during puberty:
$i.$ The most conspicuous change $($clear visible change$)$ in boys during puberty is the sudden increase in height.
$ii.$ Shoulder become broad and chest become wide.
$iii.$ Muscles of the body grow more prominently than in the girls.
$iv.$ Voice deepens in boys. It becomes low pitched voice.
$v.$ Many adolescent boys and girls may get acne and pimples on the face during puberty due to the increased activity of sebaceous glands and sweat glands in the skin.
$vi.$ Hair grow on the face in the form of moustache and beard, and on the chest.
$vii.$ Hair grows under the arms and in the region above the thighs or the pubic region.
$vii.$ Testes and penis become larger.
$ix.$ Testes start to make sperm.
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