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- 1. Multiple Choice
[Check all that apply] What are the zones where root growth occurs behind the root cap?
Zone of cell division includes the apical meristem and cells derived from it.
Zone of distinction, where cells become specialized for a specific function.
Zone of differentiation, where cells differentiate into dermal, vascular, and ground tissues, including the formation of primary xylem and primary phloem.
Zone of cell elongation, where cells lengthen by as much as 10 times.
- 2. Multiple Choice
[BLANK] produces wood toward the interior of the stem.
Secondary Xylem
Secondary Phloem
Sapwood
Heartwood
- 3. Multiple Choice
[BLANK] produces the inner bark toward the exterior of the stem.
Secondary Phloem
Secondary Xylem
- 4. Multiple Choice
[BLANK] consists of older layers of secondary xylem that no longer transports water and instead stores resins and wastes.
Secondary Xylem
Secondary Phloem
Sapwood
Heartwood
- 5. Multiple Choice
[BLANK] near the vascular cambium conducts xylem sap.
Secondary Phloem
Secondary Xylem
Heartwood
Sapwood
- 6. Multiple Choice
What is primary growth?
Vertical growth, lengthening of the stem and roots.
Horizontal growth, the spreading out of the leaves and roots.
- 7. Multiple Choice
What is secondary growth?
Vertical growth, lengthening of the stem and roots.
Horizontal growth, the spreading out of the leaves and roots.
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