Label the eye parts correctly.

i) Aqueous humour ii) vitreous humour iii) cornea iv) iris v) pupil

Label the eye parts correctly.i) Aqueous humour ii) vitreous humour iii) cornea iv) iris v) pupil

Choose the correct option.

i) Aqueous humour ii) vitreous humour iii) cornea iv) iris v) pupil

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

(a) Draw a labelled diagram of the human eye. Label the following parts on this diagram: Cornea, Iris, Pupil, Ciliary muscles, Eye-lens, Retina, Optic nerve and Blind spot.

(b) What are the functions of the following parts of the eye?

(i) Iris (ii) Eye-lens (iii) Ciliary muscles (iv) Retina (v) Optic nerve