NCERT Class 12 English Kaliedoscope: Chapter 16 — 71/ONE CENTIMETRE

NCERT CBSE Class 12 English Kaliedoscope Chapter 16 English PDF

This chapter from NCERT Class 12 English Kaleidoscope, titled 'One Centimetre,' introduces Bi Shu-min, a renowned Chinese doctor and writer. The narrative focuses on Tao Ying, a factory cook, and her son Xiao Ye. The story highlights Tao Ying's astute nature, particularly her approach to bus fares, and her deep maternal love and sense of responsibility towards her son. It delves into the physical and emotional connection between mother and child, symbolized by the 'one centimetre' difference in Xiao Ye's height that determines his bus ticket. The chapter explores themes of social class, maternal instinct, and the profound impact a mother has on her child's world, even amidst her own feelings of insignificance. It emphasizes the importance of setting a good example and nurturing a child's well-being.

Quick info

BoardCBSE / NCERT
ClassClass 12
SubjectEnglish
BookKaliedoscope
ChapterChapter 16 — 71/ONE CENTIMETRE
LanguageEnglish
PDF typeNCERT Textbook
SessionCBSE 2026
Reading time4 minutes
Word count680

Learning outcomes

Vocabulary

WordMeaning
astutehaving or showing an ability to accurately assess situations or people and turn this to one's advantage.
casualrelaxed and unconcerned.
consciousaware of and responding to one's surroundings.
lustrea gentle sheen or soft glow, especially that of a partly reflective surface.
skimpedobtaining or providing just the bare minimum amount of something.
gapingwide open.
aperturean opening, hole, or gap.
overwhelmedgreatly affected or overcome by strong emotions.
insignificancethe quality of being unimportant.
privilegedhaving advantages because of wealth or high social status.
graciouscourteous, kind, and pleasant.
impressionan idea or feeling formed about someone or something.

The complete chapter text is read in the official NCERT PDF viewer below (streamed from ncert.nic.in). This page provides NCERT Help study material — summary, vocabulary, practice questions, and FAQs — not a full reproduction of the textbook.

Read chapter online

This PDF is loaded from the official NCERT website (ncert.nic.in). Use the page buttons below to read — download is disabled on NCERT Help.

Read page by page below. PDF is streamed from the official NCERT website — no download button on this page.

Loading document …
Page of
Loading page …

Practice questions

  1. Why did Tao Ying often not bother to buy a ticket on the bus? Answer: Tao Ying did not buy a ticket because she felt that without her, the bus would still run its route, and the driver and conductor would still be employed, using the same amount of petrol.
  2. What did Xiao Ye say to his mother when her jacket got caught? Answer: Xiao Ye reminded his mother about the tickets, indicating that the ride wouldn't count as proper without them.
  3. What was the height requirement painted on the bus door? Answer: The height requirement painted on the bus door was 1.10 m.
  4. How did Tao Ying describe her son's hair? Answer: She described his hair as fluffy as a bundle of straw—dry and without lustre.
  5. What did Tao Ying feel when she touched the aperture on her son's head? Answer: She felt overwhelmed by a sense of responsibility, realizing she was the one who brought him into the world and that she must be a perfect mother for him.
  6. Why did Tao Ying tell her son he was still one centimetre away from the height requirement? Answer: She told him this softly, possibly to teach him a lesson about honesty or to set an example of gentleness and graciousness, even though she knew he wasn't quite tall enough.

Practice MCQs

Q1. What is the profession of Tao Ying?

Q2. What does Xiao Ye consider essential for a proper bus ride?

Q3. What does the painted digit '1.10 m' on the bus door indicate?

Q4. How does Tao Ying feel about her own significance in the world?

Q5. What does Tao Ying's son's hair look like?

Q6. What does Tao Ying want to be for her son?

Frequently asked questions

Who is the author of 'One Centimetre'?

The author of 'One Centimetre' is Bi Shu-min, a well-known Chinese doctor and writer.

What is the main theme of the chapter 'One Centimetre'?

The main themes revolve around maternal love, responsibility, the mother-child relationship, and the mother's perception of her role and significance.

Who are the main characters in the story?

The main characters are Tao Ying, a factory cook, and her son, Xiao Ye.

What incident highlights Tao Ying's maternal feelings?

When Tao Ying touches the soft spot on her son's head (aperture), she is overwhelmed by a sense of responsibility towards him.

What does the 'one centimetre' detail signify in the story?

The 'one centimetre' detail refers to Xiao Ye being just short of the height requirement for a bus ticket, highlighting a small but significant aspect of his childhood and his mother's care.

What is Tao Ying's attitude towards her own importance?

Tao Ying senses her own insignificance in the world but realizes she is the center of her son's universe.

Related resources

Important topics

The significance of the 'one centimetre' measurement Tao Ying's complex characterization The mother-son bond Themes of sacrifice and perfection Social commentary on everyday life The author's perspective on motherhood

Topics covered

Maternal love and responsibility Childhood innocence and rituals Social observation and pragmatism Physical development and milestones Mother-child relationship Perception of self and others Setting examples for children Economic realities and choices

NCERT Class 12 English — Kaliedoscope — Chapter 16 — 71/ONE CENTIMETRE. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.