Match List-I with List-II:
| List-I (Scientists) | List-II (Contribution) | ||
|---|---|---|---|
| (A) | Robert Koch | (IV) | Pure Culture Technique |
| (B) | Paul Ehrlich | (I) | Concept of Chemotherapy |
| (C) | Sergei N. Winogradsky | (II) | Nitrogen Fixing Bacteria in Soil |
| (D) | Jules Bordet | (III) | Complement Fixation Reaction |
| 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. ETS Complex I | I. NADH Dehydrogenase |
| B. ETS Complex II | IV. Succinate Dehydrogenase |
| C. ETS Complex III | II. Cytochrome bc1 |
| D. ETS Complex IV | III. Cytochrome C oxidase |