I: | The nose contains mucus-coated receptors which are specialised for receiving the sense of smell are called olfactory receptors. |
II: | Wall of the eyeball has three layers. The external layer is called choroid (dense connective tissue), middle layer is sclera (thin pigmented layer) and internal layer is retina (ganglion cells, bipolar cells and photoreceptor cells) |
List I | List II | ||
A. | Fovea | I | Visible coloured portion of eye that regulates diameter of pupil. |
B. | Iris | II. | External layer of eye formed of dense connective tissue. |
C. | Blind spot | III. | Point of greatest visual acuity or resolution. |
D. | Sclera | IV. | Point where optic nerve leaves the eyeball and photoreceptor cells are absent. |
Options: | A | B | C | D |
1. | II | I | III | IV |
2. | III | I | IV | II |
3. | IV | III | II | I |
4. | I | IV | III | II |