Unit B review

3. is old inactive phloem.
4. season plants relish cool temperatures, growing best in spring or fall. Example: pansy.
8. refers to plants that retain their leaves and remain green year round.
9. is the large center vein.
11. indicate where leaves were attached.
13. are small green particles that contain chlorophyll, give leaves their green color and are necessary for photosynthesis.
17. are breathing pores found on stems and branches.
18. is taking a 4-6 inch piece of the plant and forcing roots to grow.
19. absorb moisture (water) and minerals.
20. are plant stems that have vascular bundles each bundle contain both xylem and phloem.
25. is the edge of the leaf.
26. is a thin, green, actively growing tissue located between the bark and wood and produces all new stem cells.
27. are the small openings under the leaf for breathing or transpiration.
28. are long roots with few branched ones. They are more difficult to transplant.
29. is the tissue that transports water and nutrients up from the roots to the stems and leaves.
30. is the % of seeds that sprouts. 75 of 100 = 75%.
32. refers to plants that lose their leaves during the dormant season.
33. is the bud located at the axil of the leaf.
34. is a plant that completes its life cycle in two years. It usually grows the first year and flowers the second year.

1. attracts insects for pollination.
2. is the tissue that transports food down from leaves to the roots.
3. is the large, flat part of the leaf.
5. have many branched shallow roots. They are easy to transplant.
6. is a plant that lives more than two years. Some perennials will grow and bloom the first year.
7. converts sugars and starches into energy.
10. leaves or stems have a smooth non-hairy feel (example southern magnolia).
12. is a plant that completes its life cycle in one year.
14. is the seed’s capability of growing or developing.
15. is old inactive xylem.
16. is a plant that is swollen or filled with moisture.
21. is a stage when a plant rests or grows very little.
22. is the part of biology that deals with plants.
23. is a plant that is limp because it does not have enough moisture.
24. is the leaf stalk or part that connects the leaf to the stem.
28. is a bud on end of stem.
31. is the leaf tip.