Question

why is the iris make the pupil large or small​

Answer 1

Explanation:

For example:Just as a camera requires the correct amount of light to capture vivid images - your eyes also need the correct amount of light to see properly. During the day less light is needed to see things around you, which is why the iris narrows and the pupil constricts and gets visibly smaller.

Answer 2

Answer:

Explanation:

To focus a certain amt of light into the eye, the iris adjusts the pupil so light can pass(a certain amt) and this helps to see