What is the circular opening in the middle of iris known as?
Pupil
Cornea
Lens of the eye
Retina
Question 1
Part of the eye which controls the entering of light is called (a) iris (b) cornea (c) lens (d) retina
What is the function of the following -
a - pupil
b- cornea
c- retina
d- iris
e - eye lids
d- optic nerve
d- siliary muscles