1. Essential oils are made from:
a) powdered roots b) distilled plant extracts c) dried mushrooms d) wood pulp 2. To market a new pharmaceutical drug in Canada takes, on average:
a) 10 to 12 days b) 6 to 8 hours c) 10 to 12 years d) 4 to 8 weeks 3. Xylitol is:
a) a sugar found in birch bark b) a resin found in pine trees c) a forest mushroom d) a cold remedy 4. Blueberries and bilberries are good sources of:
a) xylitol b) paclitaxel c) anthocyanins d) Vitamin B
5. Forest plants used for medicinal purposes include:
a) fireweed b) hawthorn c) ground hemlock d) all of the above