Question

corrected by using a concave lens of suitable power,
Wage of distant objects is focussed
LLI
Hypermetropia (far-sightedness - the image of nearby objects is focussed beyond
the retina) is corrected by using a convex lens of suitable power. The eye loses its
The splitting of white light into its component colours is called dispersion.
of accommodation at old age.
power
Scattering of light causes the blue colour of sky and the reddening of the Sun at
sunrise and sunset.
E X E R C I SE S
The human eye can focus on objects at different distances by adjusting the focal
1.
length of the eye lens. This is due to
(a) presbyopia.
(b)
accommodation.
(c)
near-sightedness.
(d) far-sightedness.
Human Eye and the Colourful World
107​

Answer 1

Answer:

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