Unit B review

5. is the leaf tip.
9. are plant stems that have vascular bundles each bundle contain both xylem and phloem.
14. is the % of seeds that sprouts. 75 of 100 = 75%.
15. is a thin, green, actively growing tissue located between the bark and wood and produces all new stem cells.
17. is the leaf stalk or part that connects the leaf to the stem.
20. refers to plants that retain their leaves and remain green year round.
21. are breathing pores found on stems and branches.
22. are long roots with few branched ones. They are more difficult to transplant.
25. is the large, flat part of the leaf.
27. are small green particles that contain chlorophyll, give leaves their green color and are necessary for photosynthesis.
28. attracts insects for pollination.
31. is the part of biology that deals with plants.
32. is a bud on end of stem.
33. leaves or stems have a smooth non-hairy feel (example southern magnolia).
35. refers to plants that lose their leaves during the dormant season.

1. is the edge of the leaf.
2. is a plant that is swollen or filled with moisture.
3. season plants relish cool temperatures, growing best in spring or fall. Example: pansy.
4. are the small openings under the leaf for breathing or transpiration.
6. is the tissue that transports food down from leaves to the roots.
7. absorb moisture (water) and minerals.
8. is a plant that is limp because it does not have enough moisture.
10. is the seed’s capability of growing or developing.
11. is a plant that completes its life cycle in two years. It usually grows the first year and flowers the second year.
12. is a plant that lives more than two years. Some perennials will grow and bloom the first year.
13. is a stage when a plant rests or grows very little.
16. is the large center vein.
18. have many branched shallow roots. They are easy to transplant.
19. is old inactive xylem.
21. indicate where leaves were attached.
23. is taking a 4-6 inch piece of the plant and forcing roots to grow.
24. converts sugars and starches into energy.
26. is old inactive phloem.
29. is the tissue that transports water and nutrients up from the roots to the stems and leaves.
30. is the bud located at the axil of the leaf.
34. is a plant that completes its life cycle in one year.