| 1. | Fore-brain includes paired olfactory lobes, paired cerebral hemispheres and unpaired diencephalon |
| 2. | Mid-brain comprises paired optic lobes and paired crura cerebri |
| 3. | Hind-brain comprises cerebellum and medulla oblongata |
| 4. | There are 10 pairs of nerves arising from brain and spinal cord. |
| 1. | Eyes and internal ears |
| 2. | Eyes and sensory papillae |
| 3. | Internal ears and taste buds |
| 4. | Taste buds and sensory papillae |
| 1. | Sensory papillae | 2. | Taste buds |
| 3. | Nasal epithelium | 4. | Eyes and internal ear |
| 1. | Testis → Bidder's canal → Vasa efferentia → Urinogenital duct → cloaca → cloacal aperture |
| 2. | Testis → Vasa efferentia → Bidder's canal → Urinogenital duct → cloaca → cloacal aperature |
| 3. | Testis → Urinogenital duct → Bidder's canal → Vasa efferentia → cloaca → cloacal aperture |
| 4. | Testis → Vasa efferentia → Urinogenital duct→ Bidder's canal → cloaca → cloacal aperature |
| A | B | C | D | |
| 1. | Bidder's canal | Adrenal gland | Urinogenital duct | Rectum |
| 2. | Bidder's canal | Adrenal gland | Urinogenital duct | Cloaca |
| 3. | Vasa efferentia | Adrenal gland | Urinogenital duct | Cloaca |
| 4. | Vasa efferentia | Thyroid gland | Urinogenital duct | Cloaca |
| I. | One pair ovaries is situated near kidneys |
| II. | Ovary has functional connection with kidney |
| III. | Convoluted, tubular, ciliated and glandular oviduct arises from ovary and opens into cloaca |
| IV. | Oviduct and ureter open separately into the cloaca |
| V. | A female frog can lay 2500-3000 ova at a time |
| 1. | I and II | 2. | only II |
| 3. | I and IV | 4. | IV and V |