Class 7
Chapter 6 Class 7 - Adolescence: A Stage of Growth and Change (Curiosi

What is Puberty?

It is the period of changes that mark the onset of adolescence .

Key Facts and Examples
  • Puberty is when the human body undergoes several changes .
IMG002

A diagram showing the physical changes from
childhood to adolescence, including increased height
and facial hair.

Example: Voice changes, height increase, body shape changes
  • Puberty ends when an adolescent reaches reproductive maturity .
IMG008

A diagram showing the physical changes from
childhood to adolescence, such as height increase
and body shape change.

Example: When boys can produce sperms and girls can release eggs
  • Changes during puberty make boys and girls look different .
Example: Boys develop broader shoulders, girls develop wider hips
  • Reproductive maturity means the body can produce offspring .
Example: Testes produce sperms in boys, ovaries release eggs in girls
Puberty Process Body Changes Begin Height, voice, shape Sex Organs Develop Testes and ovaries mature Reproductive Maturity Can produce offspring Puberty ends successfully

🌟 Fascinating Fact: While all adolescents go through puberty, the timing and rate at which puberty happens can vary quite a bit. Factors that affect when puberty starts and how quickly it progresses include genes, diet, and physical health.

Puberty Variation Factors Early Puberty (10-11 years) Later Puberty (12-13 years) Good nutrition Different genes Healthy genes Health conditions Active lifestyle Nutritional factors

Section Summary: What is Adolescence?

What is Adolescence - Complete Overview Definition Period of body changes Duration Age 10-19 years Puberty Physical changes begin Reproductive Maturity Body ready for offspring
Remove Ads Share on WhatsApp
CA Maninder Singh's photo - Co-founder, Teachoo

Made by

CA Maninder Singh

CA Maninder Singh is a Chartered Accountant with 16+ years of practical experience and 20+ years of teaching experience. At Teachoo, he simplifies Accounts, Tax and GST with step-by-step examples so students can apply concepts confidently in exams and real life.

For an uninterrupted learning experience, students can use Teachoo Black to remove ads and focus better.