Question 9 — Categorise Physical Changes as Boys, Girls, or Both - Questions at the end of the chapter - Chapter 6 Class 7 - Adolescence: A Stage of Growth and Change (Curiosi

Last updated at May 21, 2026 by

Q9
Question

During adolescence, the boys and girls undergo certain physical changes, a few of which are given below. Categorise these changes in the table given:

(i) Change in voice
(ii) Development of breasts
(iii) Growth of moustache
(iv) Growth of facial hair
(v) Pimples on the face
(vi) Growth of hair in the pubic region
(vii) Growth of hair in armpits

📚 Concept: 6.1 Secondary Sexual Characteristics
Show answer Hide answer
Answer
Observed only in boys Observed only in girls Common in boys and girls
(iii) Growth of moustache
(iv) Growth of facial hair 		(ii) Development of breasts (i) Change in voice
(v) Pimples on the face
(vi) Growth of hair in pubic region
(vii) Growth of hair in armpits
  • Note on voice change: more pronounced in boys (hoarse voice, visible Adam's apple), but a slight voice change also happens in girls — so it sits in the “common” column.

→ Boys: moustache and facial hair. Girls: breasts. Common: voice, pimples, body hair.

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.