| 1. | Cosmids | 2. | Plasmids |
| 3. | Nucleus | 4. | Nucleoid |
| 1. | Hydrolytic enzymes will function more efficiently |
| 2. | Hydrolytic enzymes will become inactive |
| 3. | Lysosomal enzymes will be released into the cytoplasm |
| 4. | Lysosomal enzymes will be more active |
| 1. | Inability of recipient to differentiate between 'self and 'non–self' tissues/cells |
| 2. | Humoral immune response only |
| 3. | Auto–immune response |
| 4. | Cell–mediated response |
| 1. | Bacterium | 2. | Virus |
| 3. | Viroid | 4. | Prion |
| 1. | feeding at the same time |
| 2. | choosing different foraging patterns |
| 3. | increasing time spent on attacking each other |
| 4. | predating on each other |
| 1. | Progestogens | 2. | Multiload 375 |
| 3. | Lippes loop | 4. | Progestasert |
| List-I | List-II | ||
| (a) | Chlamydomonas | (i) | Conidia |
| (b) | Penicillium | (ii) | Zoospores |
| (c) | Hydra | (iii) | Gemmules |
| (d) | Sponge | (iv) | Buds |
| (a) | (b) | (c) | (d) | |
| 1. | (i) | (iv) | (iii) | (ii) |
| 2. | (ii) | (i) | (iv) | (iii) |
| 3. | (iii) | (ii) | (i) | (iv) |
| 4. | (iv) | (iii) | (ii) | (i) |