Question

1. list the part of human eye that control the amount of light entering into it . explain how they perform this function

2. write the function of retina in human eye

Answer 1

pupil is the part which controls the entering of light in our eye

Answer 2

1. Iris controls the amount of light entering into it by enlarging or reducing the pupil.
2. Retina acts as the screen for the formation of image inside the eye.................... :)