Which of the following is used for controlling the amount of light entering the eye? by Sunday | Aug 31 | Physics WAEC | 0 comments A. Cornea B. Pupil C. Iris D. Optic nerve E. Ciliary muscle Correct Answer: Option C – Iris Users Also Read These:The refractive index of glass for yellow light is…The ability of the eye to alter the focal length of…The process of entering transaction from one book to…The total amount of energy entering a food chain is…A simple microscope forms an image 10cm from an eye…