Questions for "Eating Arsenic"

Answer these questions in complete sentences in your journal.

1. What is the common name of the plant this article is about?
2. What is the plant's scientific name?
3. What is a common use of arsenic compounds?
4. What is one way arsenic affects humans?
5. How do our water supplies get contaminated with arsenic?
6. What is the connection of this article to the Copper Basin?
7. What is phytoremediation?
8. Why would a plant that bioaccumulates toxins in its stems and leaves be more useful than a plants that bioaccumulates in its root?
9. Express 5 ppm as a percentage.
10. Express 22,300 ppm as a percentage.

Reference: "Eating Arsenic" by Fred Pearce. NewScientist.com. 31 January 2001. ©Reed Business Information Ltd.