Questions for "Turning beetles loose on loosestrife"

After reading the article, answer these questions with complete sentences in your journal.

1. What does it mean to say a flower is a perennial?
2. What are the problems that purple loosestrife is causing here in North America?
3. Where is purple loosestrife from and why isn't a problem there?
4. What did Dr. Piper decide to try to control loosestrife?
5. What three types of beetles did Dr. Piper import?
6. Why did he bring those three different groups here?
7. What happens with all those beetles when they've eaten all the loosestrife?
8. Explain why people are so interested in Dr. Piper's experiments.