| List-I | List-II | ||
| A. | Abscisic acid | I. | Promotes female flowers in cucumber |
| B. | Ethylene | II. | Helps seeds to withstand desiccation |
| C. | Gibberellin | III. | Helps in nutrient mobilisation |
| D. | Cytokinin | IV. | Promotes bolting in beet cabbage etc |
| List-I | List-II | ||
| A. | Genetically engineered Human Insulin | I. | Gene therapy |
| B. | GM Cotton | II. | E.Coli |
| C. | ADA Deficiency | III. | Antigen-antibody interaction |
| D. | ELISA | IV. | Bacillus thuringiensis |
| List-I | List-II | ||
| A. | ETS Complex I | I. | NADH Dehydrogenase |
| B. | ETS Complex II | II. | Cytochrome bC1 |
| C. | ETS Complex III | III. | Cytochrome C oxidase |
| D. | ETS Complex IV | IV. | Succinate Dehydrogenase |
| 1. | A-IV, B-I, C- III, D- II |
| 2. | A-I, B-IV, C- II, D- III |
| 3. | A-III, B-I, C- IV, D- II |
| 4. | A-I, B-II, C- IV, D- III |
| 1. | Protection of environment |
| 2. | Protection of biodiversity hotspots |
| 3. | Preservation of gametes in viable and fertile conditions for a long period |
| 4. | In-situ conservation |
| A. | Cellular respiration is the breaking of C-C bonds of complex organic molecules by oxidation. |
| B. | The entire cellular respiration takes place in mitochondria. |
| C. | Fermentation takes place under anaerobic conditions in germinating seeds. |
| D. | The fate of pyruvate formed during glycolysis depends on the type of organism also. |
| E. | Water is formed during respiration as a result of \(O_2\) accepting electrons and getting reduced. |
| Statement I: | In eukaryotes, there are three RNA polymerases in the nucleus in addition to the RNA polymerase found in the organelle. |
| Statement II: | All the three RNA polymerases in eukaryotic nucleus have different roles. |
| List I | List II | ||
| A. | Histones | I. | Loosely packed chromatin |
| B. | Nucleosome | II. | Densely packed chromatin |
| C. | Euchromatin | III. | Positively charged basic proteins |
| D. | Heterochromatin | IV. | DNA wrapped around histone octamer |
| Statement I: | Failure of segregation of chromatids during cell cycle, resulting in the gain or loss of whole set of chromosome in an organism, is known as aneuploidy. |
| Statement II: | Failure of cytokinesis after anaphase stage of cell division resulting in the gain or loss of chromosome is called polyploidy. |
| 1. | Diakinesis | 2. | Zygotene |
| 3. | Diplotene | 4. | Pachytene |
| List-I | List-II | ||
| A. | Metacentric chromosome | I. | Chromosome has a terminal centromere |
| B. | Sub-metacentric chromosome | II. | Middle centromere forming two equal arms of chromosome |
| C. | Acrocentric chromosome | III. | Centromere is slightly away from the middle chromosome resulting into two unequal arms |
| D. | Telocentric chromosome | IV. | Centromere is situated close to its end forming one extremely short and one very long arm |
| 1. | A-II, B-I, C- IV, D- III | 2. | A-IV, B-I, C- II, D- III |
| 3. | A-I, B-II, C- III, D- IV | 4. | A-II, B-III, C- IV, D- I |