Chapter 06 – Stems
Chapter 06
Stems
Multiple Choice Questions
1. When three or more leaves occur at a node, the leaf arrangement is said to be
2. Axillary buds are found in
Chapter 06 – Stems
3. A twig’s age can be determined by
4. Paired appendages associated with leaf petioles are ___________________.
5. Stems and roots exhibit indeterminate growth which means:
Chapter 06 – Stems
6. Leaves and buds are attached to the stem at the
7. The leaf arrangement of a stem with one leaf at each node is called ____________.
8. Most leaves are attached to the stem by the __________.
Chapter 06 – Stems
9. An annual ring
10. In a mature, woody dicot stem, the tissue between the xylem and the phloem is the
__________.
Chapter 06 – Stems
11. Which of the following gives rise to primary tissues?
12. The procambium produces
Chapter 06 – Stems
13. The _______________ is a primary meristem that produces parenchyma cells of the
cortex.
14. Primary meristems are produced by cell division in the _____________.
Chapter 06 – Stems
15. Which of the following describe leaf gaps and bud gaps?
16. Cells produced by the vascular cambium do NOT include
17. Increase in girth of a tree is due to the activity of
Chapter 06 – Stems
18. As woody stems age, lenticels develop directly beneath
19. An increment borer is
Blooms: 1. Remember
20. This tissue is responsible for the production of cork cells.
Chapter 06 – Stems
21. Retardation of water loss by cork cells is provided by
22. Which of the following statements pertaining to monocots is true?
23. Which of the following function primarily in the lateral conduction of food in a stem?
Chapter 06 – Stems
24. The tyloses that prevent conduction of any kind in wood are most frequently found in
25. In woody dicots, which of the following may eventually be crushed as secondary growth
occurs?
Chapter 06 – Stems
26. Which of the following would NOT be part of a stele?
27. Siphonosteles occur in most
28. Discrete patches of xylem and phloem found in herbaceous dicot stems are called
Chapter 06 – Stems
29. Older, nonfunctioning xylem is called
30. Monocot stems have discrete regions of xylem and phloem arranged
___________________; herbaceous dicot stems have discrete regions of xylem and phloem
arranged ______________.
Chapter 06 – Stems
31. Which function does the stem have in common with the root?
32. The stems of all flowering plants and conifers have _________________.
33. In a youngest portion of a woody stem, the epidermis is produced by the
____________________; in the older woody portion of the stem, the epidermis is replaced by
cork produced by the __________________.