CBSE Class 10 · Science

The Human Eye and the Colourful World: Class 10 Science (CBSE) important questions and practice

The Human Eye and the Colourful World is chapter 10 of 13 in CBSE Class 10 Science. Below are the topics the paper draws from, the question types that come up again and again, and a free practice test on this chapter alone.

Topics in this chapter

  • Structure of the human eye and power of accommodation
  • Defects of vision: myopia, hypermetropia, presbyopia and their correction
  • Refraction through a glass prism and dispersion
  • Formation of a rainbow
  • Atmospheric refraction: twinkling of stars, advanced sunrise
  • Scattering of light: blue sky, red sunrise and sunset, Tyndall effect

What examiners usually ask

  • A person cannot see objects beyond 1.2 m clearly; name the defect, its cause and the lens needed to correct it
  • Draw a ray diagram showing the dispersion of white light through a glass prism
  • Why does the sky appear blue and why does the sun appear reddish at sunrise?

Exam tip

Draw correction diagrams for myopia and hypermetropia with the image falling before/behind the retina, and prepare one-line reasons for the five phenomena (twinkling, blue sky, red sunset, early sunrise, danger signals in red).

The Human Eye and the Colourful World on other boards and exams

Frequently asked questions

What are the important questions from The Human Eye and the Colourful World for CBSE Class 10?

The question types listed above repeat most often in CBSE Class 10 Science papers for this chapter. Practise them with the chapter test and then attempt them inside a full previous-year paper under time.

Is The Human Eye and the Colourful World in the CBSE Class 10 Science syllabus?

Yes. The Human Eye and the Colourful World is part of the current CBSE Class 10 Science syllabus, as listed on this site from the prescribed textbook.

Can I practise The Human Eye and the Colourful World MCQs in Hindi?

Yes. The chapter test and explanations are available in Hindi and English, with an AI doubt solver for any question.

Science chapters · CBSE Class 10 · 2027