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Class 10 Science – Chapter 10
The Human Eye and the Colourful World | NCERT Online Test (Board Exam 2026)
Revision Notes (NCERT)
- The human eye acts like a camera and forms images on the retina.
- Accommodation is the ability of eye lens to adjust focal length.
- Defects of vision include myopia, hypermetropia and presbyopia.
- Dispersion of light splits white light into seven colours.
- Atmospheric refraction causes twinkling of stars.
- Scattering of light explains blue colour of sky and red sunset.
📘 NCERT Class 10 Science – Previous Chapter Tests
- Chapter 01 – Chemical Reactions and Equations
- Chapter 02 – Acids, Bases and Salts
- Chapter 03 – Metals and Non-metals
- Chapter 04 – Carbon and its Compounds
- Chapter 05 – Life Processes
- Chapter 06 – Control and Coordination
- Chapter 07 – How do Organisms Reproduce
- Chapter 08 – Heredity and Evolution
- Chapter 09 – Light Reflection and Refraction
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