| 1. | Transferases | 2. | Oxidoreductases |
| 3. | Dehydrogenases | 4. | Lyases |
| List-I Event |
List-II Stage of Prophase-I (Meiosis - I) |
||
| A. | Chiasmata | I. | Pachytene |
| B. | Crossing over | II. | Diakinesis |
| C. | Synaptonemal complex formation |
III. | Diplotene |
| D. | Terminalisation of chiasmata | IV. | Zygotene |
| 1. | A-III,B-I,C-IV,D-II | 2. | A-II,B-I,C-III,D-IV |
| 3. | A-III,B-I,C-II,D-IV | 4. | A-II,B-III,C-IV,D-I |
| List-I | List-II | ||
| A. | Primary structure of protein | I. | Human haemoglobin |
| B. | Secondary structure of protein | II. | Disulphide bonds |
| C. | Tertiary structure of protein | III. | Polypeptide chain |
| D. | Quaternary structure of protein | IV. | Alpha helix and β sheet |
| 1. | A-III,B-IV,C-II,D-I | 2. | A-III,B-II,C-I,D-IV |
| 3. | A-I,B-III,C-II,D-IV | 4. | A-IV,B-III,C-II,D-I |
| 1. | Adhering junctions facilitate the cells to communicate with each other. |
| 2. | Tight junctions help to stop substances from leaking across a tissue. |
| 3. | Tight junctions help to perform cementing to keep neighbouring cells together. |
| 4. | Gap junctions help to create gap between the cells and tissues. |
| List-I | List-II | ||
| A. | Chondrichthyes | I. | Clarias |
| B. | Cyclostomata | II. | Carcharodon |
| C. | Osteichthyes | III. | Myxine |
| D. | Amphibia | IV. | Ichthyophis |
| 1. | A-II,B-IV,C-I,D-III |
| 2. | A-I,B-III,C-II,D-IV |
| 3. | A-II,B-III,C-I,D-IV |
| 4. | A-I,B-II,C-III,D-IV |
| Assertion (A): | During menstrual cycle, the ovulation takes place approximately on 14th day. |
| Reason (R): | Rapid secretion of LH in the middle of menstrual cycle induces rupture of Graafian follicle and thereby the release of ovum. |
| 1. | (A) is True but (R) is False. |
| 2. | (A) is False but (R) is True |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| List-I | List-II | ||
| A. | Lemur | I. | Flying phalanger |
| B. | Bobcat | II. | Numbat |
| C. | Anteater | III. | Spotted cuscus |
| D. | Flying squirrels | IV. | Tasmanian tiger cat |
| 1. | A-III,B-IV,C-II,D-I | 2. | A-III,B-II,C-IV,D-I |
| 3. | A-IV,B-III,C-II,D-I | 4. | A-IV,B-II,C-III,D-I |
| List-I | List-II | ||
| A. | Migratory flamingoes and resident fish in South American lakes | I. | Interference competition |
| B. | Abingdon tortoise became extinct after introduction of goats in their habitat | II. | Competitive release |
| C. | Chathamalus expands its distributional range in the absence of Balanus | III. | Resource partitioning |
| D. | Five closely related species of Warblers feeding in different location on the same tree | IV. | Interspecific competition |
| 1. | A-I,B-IV,C-III,D-II | 2. | A-IV,B-I,C-II,D-III |
| 3. | A-III,B-I,C-II,D-IV | 4. | A-II,B-IV,C-III,D-I |
| List-I | List-II | ||
| A. | F1 Particles | I. | Chromosomes |
| B. | Histones | II. | Cilia |
| C. | Axoneme | III. | Golgi apparatus |
| D. | Cisternae | IV. | Mitochondria |
| 1. | A-II, B-I, C-IV, D-III | 2. | A-IV, B-I, C-II, D-III |
| 3. | A-IV, B-I, C-III, D-II | 4. | A-IV, B-III, C-I, D-II |