Multiple Choice
Which of the following statements about secondary growth is FALSE?
A) The secondary vascular tissues form a cylindrical shape.
B) Vascular rays extend radially through the secondary xylem and secondary phloem.
C) Primary phloem fibers remain intact longer than other primary phloem cells.
D) The primary phloem is pushed outward.
E) Most plants produce more secondary phloem than secondary xylem.
Correct Answer:
Verified
Correct Answer:
Verified
Q52: Wood contains mostly:<br>A)primary phloem<br>B)secondary phloem.<br>C)primary xylem.<br>D)secondary xylem.<br>E)periderm.
Q53: Woody perennials usually keep growing during unfavorable
Q54: _ is thought to block the movement
Q55: In most woody plants, the first periderm
Q56: Angiosperm wood differs from conifer wood in
Q58: Heartwood is different from sapwood in that
Q59: In secondary tissues, the cells of the
Q60: In diffuse-porous woods, the pores are fairly
Q61: Hardwood is another name for angiosperm wood.
Q62: The cortex of the stem is usually