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- The root zone of maturation is immediately above the root apical meristem (RAM). True or FalseA root apical meristem is protectedby a thimble-like root cap. Draw andlabel a simple outline of a root dividedinto four sections: root cap (at thebottom), root apical meristem, primarymeristems, and mature tissues.This is the first to develop in the primary xylem tissue. ____________________________ The last conducting tissue to develop in the primary xylem. ____________________________ Epiterranean stems that grow in a horizontal direction. ______________________________
- The formation of an air bubble in the xylem is called a. agitation. b. cohesion. c. adhesion. d. cavitation.Explain why the vascular cambium forms acontinuous sheath that runs from near the tips of thebranches to near the tips of the roots, whereas the corkcambium is discontinuous in both space and time.The production of root hairs identifies which zone in the root -the zone of cell division -the zone of elongation -the root apical meristem -the zone of maturation -the root cap
- . Which of the following arise(s), directly or indirectly, frommeristematic activity?(A) secondary xylem(B) leaves(C) dermal tissue(D) all of the aboveWhich of the following pathways best summarizes the route of a mineral that isabsorbed by a plant? a. Root hairs → epidermis → cortex → endodermis → pericycle → xylem b. Root hairs → epidermis → endodermis → cortex → xylem c. Root hairs → pericycle → endodermis → cortex → xylem d. Root hairs → endodermis → cortex → pericycle → xylemThe mature regions of roots are relatively impermeable to water. Why? Explain its importance.
- The cross-section of a woody root is shown in Figure 3. Observe and locate the center of the root and work to the outer portion. Identify and label the following: Secondary phloem Secondary xylem Primary xylem Vascular cambium Xylem rayAn environmental factor that makes it possible for roots to grow deeper into the soil Light intensity Gravitational force Air supply None of the aboveWhich of the following forces make the movement of water through the xylem possible? * A. Cohesion and adhesion B. Transpiration C. Root pressure D. A and B E. A, B, and C