what is the function of iris and pupil? for controlling the amount of light entering the eye who is responsible? Share with your friends Share 0 Jahirul Mazumder answered this Kindly refer this link:- https://www.meritnation.com/ask-answer/question/what-is-the-function-of-iris-and-pupil/human-eye-and-colourful-world/2121697 https://www.meritnation.com/ask-answer/question/how-is-the-amount-of-light-entering-the-eye-controlled-ask/chemical-reactions-and-equations/3357061 0 View Full Answer