| 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. | Down's syndrome | I. | \(11^{\text {th }}\) chromosome |
| B. | \(\alpha\) -Thalassemia | II. | \(' \mathrm{X}Â '\) chromosome |
| C. | \(\beta\) -Thalassemia | III. | \(21^{\text {st }}\) chromosome |
| D. | Klinefelter's syndrome |
IV. | \(16^{\text {th }}\) chromosome |
| 1. | Most commonly used bio-reactors are of stirring type. |
| 2. | Bio-reactors are used to produce small scale bacterial cultures. |
| 3. | Bio-reactors have an agitator system, an oxygen delivery system and foam control system. |
| 4. | A bio-reactor provides optimal growth conditions for achieving the desired product. |
| 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. |
| A. | Annelids are true coelomates |
| B. | Poriferans are pseudocoelomates |
| C. | Aschelminthes are acoelomates |
| D. | Platyhelminthes are pseudocoelomates |
| 1. | A only | 2. | C only |
| 3. | D only | 4. | B only |
| Statement I: | In the nephron, the descending limb of loop of Henle is impermeable to water and permeable to electrolytes. |
| Statement II: | The proximal convoluted tubule is lined by simple columnar brush border epithelium and increases the surface area for reabsorption. |