The Human Eye and the Colourful World — Practice Quiz
CBSE · Class 10 · Science
Try a 4-question quiz on The Human Eye and the Colourful World for CBSE Class 10 Science: tap an answer to check it and see why.
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Quick Quiz: The Human Eye and the Colourful World
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What is the approximate diameter of the human eyeball?
Which part of the eye controls the amount of light entering the eye?
What is the near point of the eye for a young adult with normal vision?
What is the term for the eye's ability to adjust its focal length?
Sample Questions
Which defect of vision is characterized by difficulty seeing nearby objects?
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Hypermetropia
Hypermetropia (far-sightedness) makes it difficult to see nearby objects clearly.
What type of lens corrects myopia?
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Concave lens
A concave lens helps correct myopia by diverging light rays to focus the image correctly on the retina.
What is the full form of VIBGYOR?
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Violet, Indigo, Blue, Green, Yellow, Orange, Red
VIBGYOR represents the sequence of colors in the visible light spectrum, from violet to red.
What causes the blue color of the sky?
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Scattering
The blue color of the sky is caused by the scattering of blue light by fine particles in the atmosphere.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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