" Refraction of light in the eye occurs at: "

Fill in the following blanks with suitable words : (a) Most of the refraction of light rays entering the eye occurs at the outer surface of the…………….. (b) The part of eye sensitive to light is…………… (c) The part of eye which alters the size of the pupil is................ (d) When light is dim, the pupil becomes..................... (e) The iris controls the amount of................entering the eye. (f) The ciliary muscles control the shape of the................................ (g) To bring light from a distant object to a focus on the retina of the eye, the convex eye-lens needs to be made............. (h) To bring light from a near object to a focus on the retina of the eye, the convex eye-lens needs to be made............

Where does the greatest degree of refraction of light occur in the eye ?

Explain some phenomene which occur due to refraction of light in our daily life.

Where does refraction of light rays occur in the human eye ?

A ray of light passes from a medium X to another medium Y. No refraction of light occurs if the ray of light hits the boundary of medium Y at an angle of:

The part of the eye refracts light entering the eye from external objects ?