| 1-4 of 4Flashcard sets with a 'nitrogen fixation' term meaning 'the process of changing free nitrogen gas into a usable form.' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | Ms. Kasem Ch. 8 Vocabularyby nkasem | 23 terms | January 22, 2009 |
| 2 | Science Testby HPfreak101 | 32 terms | May 19, 2009 |
| 3 | **exam** science wetland and watershedsby hmg2013 | 162 terms | May 18, 2009 |
| 4 | Vocabulary Science Chapter 19-1by KierraSmith | 20 terms | October 18, 2008 |