Home › UP Board Class 10 › Science › The Human Eye and the Colourful World › The ability of the eye to focus on objects at di…
The ability of the eye to focus on objects at different distances by adjusting the focal length of the lens is called:
Answer & Solution
Correct answer: D.
1. Ciliary muscles change the curvature of the eye lens.
2. This changes the focal length, allowing focus on near or distant objects.
3. This adjustability is called the power of accommodation.
_Source: NCERT Class 10 Science, Ch 10 "The Human Eye and the Colourful World", §10.1.1_
Related questions
The apparent flattening of the Sun's disc at sunset is due to:A child cannot read words on the blackboard clearly. The likely defect and correction are:The image formed on the retina by the human eye is:Scattering of light is most pronounced when the wavelength of light is:Why must we hold a book about 25 cm away to read it comfortably?The eye lens is described as which type of biconvex structure?A 10-cm-tall object placed 30 cm in front of a 20-cm concave mirror has an image at:Why don't the planets twinkle but stars do?