Question

light is focused on which part of the eye during vision?
o pupil
o sclera
o lens
o retina

Explanation:

The retina is the light - sensitive layer at the back of the eye. When light enters the eye, it passes through the pupil and is focused by the lens. The focused light then falls on the retina. The retina contains photoreceptor cells (rods and cones) that convert light into neural signals. These signals are then transmitted to the brain via the optic nerve for visual processing.
The pupil is the opening that controls the amount of light entering the eye. The sclera is the tough, white outer layer of the eye that provides structural support. The lens helps in focusing light, but the final focus point for forming an image (where the light is focused for vision) is the retina.

Answer:

retina