1. Herbaceous stems are usually soft, green, and flexible and produce secondary growth. True or false?
2. As woody plants mature, primary growth shifts to secondary growth. True or false?
3. The vascular bundles of a monocot stem are randomly scattered throughout the ground tissue, whereas the vascular bundles of a dicot stem are arranged in a ring. True or false?
4. Primary growth occurs only in herbaceous plants. True or false?
5. The phloem cells of the heartwood are filled with gums, resins, pigments, and tannins. True or false?
6. Meristem in vegetative buds produces leaves. True or false?
7. Water moves from an area of lower water potential (less negative) to an area of higher water potential (more negative). True or false?
8. A plant uses no energy to move water and dissolved minerals upward. True or false?
9. The cohesion-adhesion tension theory helps to explain how sugar reaches the tops of trees hundreds of feet tall. True or False?
10. Sugars move from the cells where they are produced to sieve-tube cells and then to companion cells for transport. True or False?