| 1. | Dry and keratinised, containing sweat glands |
| 2. | Moist, smooth, and rich in glands |
| 3. | Covered with scales and waterproof cuticle |
| 4. | Dry with mucous glands embedded in dermis only |
| A: | never drinks water. |
| B: | does not have a neck or a tail. |
| 1. | Only A is correct |
| 2. | Only B is correct |
| 3. | Both A and B are correct |
| 4. | Both A nor B are incorrect |