| Assertion (A): | FSH acts upon ovarian follicles in female and Leydig cells in male. |
| Reason (R): | Growing ovarian follicles secrete estrogen in female while interstitial cells secrete androgen in human males . |
| 1. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 2. | (A) is True but (R) is False |
| 3. | (A) is False but (R) is True |
| 4. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| List-I | List-II | ||
| A. | Common cold | I. | Plasmodium |
| B. | Haemozoin | II. | Typhoid |
| C. | Widal test | III. | Rhinoviruses |
| D. | Allergy | IV. | Dust mites |
| List-I | List-II | ||
| A. | Axoneme | I. | Centriole |
| B. | Cartwheel pattern | II. | Cilia and flagella |
| C. | Crista | III. | Chromosome |
| D. | Satellite | IV. | Mitochondria |
| List-I | List-II | ||
| A. | Pleurobrachia | I. | Mollusca |
| B. | Radula | II. | Ctenophora |
| C. | Stomochord | III. | Osteichthyes |
| D. | Air bladder | IV. | Hemichordata |
| 1. | A-II, B-I, C-IV, D-III |
| 2. | A-II, B-IV, C-I, D-III |
| 3. | A-IV, B-III, C-II, D-I |
| 4. | A-IV, B-II, C-III, D-I |

| 1. | (a) Skeletal - Triceps (b) Smooth - Stomach (c) Cardiac - Heart |
2. | (a) Skeletal - Biceps (b) Involuntary - Intestine (c) Smooth - Heart |
| 3. | (a) Involuntary - Nose tip (b) Skeletal - Bone (c) Cardiac - Heart |
4. | (a) Smooth - Toes (b) Skeletal - Legs (c) Cardiac - Heart |
| List-I (Sub Phase of Prophase I) |
List-II (Specific characters) |
||
| A. | Diakinesis | I. | Synaptonemal complex formation |
| B. | Pachytene | II. | Completion of terminalisation of chiasmata |
| C. | Zygotene | III. | Chromosomes look like thin threads |
| D. | Leptotene | IV. | Appearance of recombination nodules |
| 1. | A-I, B-II, C-IV, D-III |
| 2. | A-II, B-IV, C-I, D-III |
| 3. | A-IV, B-III, C-II, D-I |
| 4. | A-IV, B-II, C-III, D-I |
| 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. | The gene 'X' is responsible for controlling the copy number of the linked DNA and 'Y' for protein involved in the replication of Plasmid. |
| 2. | The gene 'X' is 'for protein involved in replication of Plasmid and 'Y' for resistance to antibiotics. |
| 3. | Gene 'X' is responsible for recognition sites and 'Y' is responsible for antibiotic resistance. |
| 4. | The gene 'X' is responsible for resistance to antibiotics and 'Y' for protein involved in the replication of Plasmid. |
| Statement I: | The presence or absence of hymen is not a reliable indicator of virginity. |
| Statement II: | The hymen is torn during the first coitus only. |