Which of the following is not a part of the human eye?
Iris
Eyeball
Cornea
Cochlea
Cornea is a part of which of the following organs of human body ?
Human eyeball consists of three layers and it encloses
(a) lens, iris, optic nerve
(b) lens, aqueous humour and vitreous humour
(c) cornea, lens, iris
(d) cornea, lens, optic nerve