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madeline freeman Q3
mmf Q3 plants with seeds- stems
| Question | Answer |
|---|---|
| what are the 3 functions of a stem? | transport food and water, support leaves, and store food |
| what are the 2 types of stems? | herbaceous and woody |
| herbaceous? | green and soft ex. peas, grass, tomatoes |
| woody? | contains wood,rougher ex. trees, roses |
| what are the uses of stems? | used for wood, makes paper, food like potatoes, dyes, medicine, makes fabric |
| tuber | underground stem of plant, food storage |
| bulb | underground stem, stores food |
| bark | protects stem |
| vascular cambium | 1 cell thick layer that makes new xylem and phloem |
| when are the dark rings and light rings made in a tree? | the light rings are made in spring and the dark rings are made in later summer/summer |
| what fills most of a woody stem | xylem |