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1. Which of the following alkaloids have oxytocics effect? a. Vinblastine b. Tropane c. Ergometrine d. Calabar beans e. Pilocarpus 2. Which of the following crystals Occur as feathery-like aggregates or sphaerocrystalline masses in the cells of many of the Rutaceae ........ a. Calcium oxalate b. Silica crystals d. Calcium carbonate crystals d.Hesperidin and Diosmin e. Cystolith 3. The following is correct about Cocoa ? a. Cocoa kernels contain -0.9 - 3% theobromine and the husk 0.19- 3.0% of this alkaloid b. Cocoa kernels contain 0.9 - 2% theobromine and the husk 0.9- 2.98% of this alkaloid c. Cocoa kernels contain 0.19 - 3% theobromine and the husk 0.19- 2.98% of this ...