| 1-3 of 3Flashcard sets with a 'nitrogen fixation' term meaning 'the process of changing free nitrogen into a usable form' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | Science Testby peeweemonkey15 | 59 terms | May 17, 2009 |
| 2 | Ecosystems and Biomes vocab.by soccergirl97 | 32 terms | November 11, 2008 |
| 3 | Cycles in Natureby mfarr | 5 terms | November 9, 2009 |