| Term | Definition |
| Plant Systems | root system and shoot system supply plants with need resources |
| The Root of the Matter | Root functions Supply plant with H20 and minerals///support and anchor plants///often surplus foods |
| Root Types | taprot consists of one main root that grows downward with one smaller branch roots coming out///fibrous roots have many roots of the same size |
| Root Structures | surface epidermis cells called root hairs group of cells root cap protect root tip |
| Stem Functions | Stems support the plant body/ Stems transport material between the root and shoot system/ some stems store materials |
| Stem Structures | Herbaceous Stems thin and flexible live 1-2 years/ Woody stems Trees and shrubs have rigid stem lives in area with cold winters growing period and dormant period |
| Leaf function | capture energy from sun and absorb c02 food from c02 and light |