Match the following columns:
| Column I | Column II |
| P. Ricin | 1. Castor |
| Q. Gossypol | 2. Wheat |
| R. Gliadin | 3. Cotton |
| S. Zein | 4. Maize |
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Match the following columns:
| Column I | Column II |
| P. Ricin | 1. Castor |
| Q. Gossypol | 2. Wheat |
| R. Gliadin | 3. Cotton |
| S. Zein | 4. Maize |