| List-I | List-II | ||
| A. | Pleurobrachia | I. | Mollusca |
| B. | Radula | II. | Ctenophora |
| C. | Stomochord | III. | Osteichthyes |
| D. | Air bladder | IV. | Hemichordata |
| List-I | List-II | ||
| A. | Pterophyllum | I. | Hag fish |
| B. | Myxine | II. | Saw fish |
| C. | Pristis | III. | Angel fish |
| D. | Exocoetus | IV. | Flying fish |
| 1. | A-III, B-I, C-II, D-IV |
| 2. | A-IV, B-I, C-II, D-III |
| 3. | A-III, B-II, C-I, D-IV |
| 4. | A-II, B-I, C-III, D-IV |
| 1. | A only | 2. | C only |
| 3. | D only | 4. | B only |
| A. | Pharynx is perforated by gill slits. |
| B. | Notochord is absent. |
| C. | Central nervous system is dorsal. |
| D. | Heart is dorsal if present. |
| E. | Post anal tail is absent. |
| 1. | A, B & D only |
| 2. | B, D & E only |
| 3. | B, C & D only |
| 4. | A & C only |
| List-I (Biological Name) |
List-II (Common name) |
||
| A. | Asterias | I. | Sea urchin |
| B. | Antedon | II. | Brittle star |
| C. | Echinus | III. | Sea lily |
| D. | Ophiura | IV. | Star fish |
| 1. | A-III, B-IV, C-II, D-I |
| 2. | A-IV, B-III, C-I, D-II |
| 3. | A-II, B-III, C-I, D-IV |
| 4. | A-I, B-II, C-IV, D-III |
| List-I | List-II | ||
| A. | Taenia | I. | Nephridia |
| B. | Paramoecium | II. | Contractile vacuole |
| C. | Periplaneta | III. | Flame cells |
| D. | Pheretima | IV. | Urecose gland |
| Options: | A | B | C | D |
| 1. | II | I | IV | III |
| 2. | I | II | III | IV |
| 3. | I | II | IV | III |
| 4. | III | II | IV | I |
| 1. | Echinodermata D | 2. | Ctenophora |
| 3. | Hemichordata | 4. | Coelenterata |
| A: | Presence of a mid-dorsal, solid and double nerve cord. |
| B: | Presence of closed circulatory system. |
| C: | Presence of paired pharyngeal gill slits |
| D: | Presence of dorsal heart. |
| E: | Triploblastic pseudocoelomate animals. |
| 1. | C, D and E only | 2. | A, C and D only |
| 3. | B and C only | 4. | B, D and E only |
| List-I | List-II | ||
| (A) | Contractile vacuole | (I) | Asterias |
| (B) | Water vascular system | (II) | Amoeba |
| (C) | Canal system | (III) | Spongilla |
| (D) | Flame cells | (IV) | Taenia |
| Options: | (A) | (B) | (C) | (D) |
| 1. | (IV) | (II) | (I) | (III) |
| 2. | (I) | (III) | (II) | (IV) |
| 3. | (III) | (II) | (I) | (IV) |
| 4. | (II) | (I) | (III) | (IV) |