a. Design a scheme that illustrates the process of harvesting dual-purpose hemp (including both fibre and seed collection), followed by the extraction of hemp seed oil. Include key steps such as the use of a combine harvester, seed cleaning, drying, and oil extraction methods.
b. Write a short paragraph (100-150 words) explaining the importance of proper storage for hemp seeds. Focus on factors such as oil content, the risk of oxidation, and how seeds should be stored to maintain their quality.