Back
Taylor, Simon, Dickey, Hogan 10th EditionCh. 31 Plant Structure, Growth, and Reproduction- Create a diagram or concept map that shows the relationships between the following: root system, root hairs, shoot system, leaves, petioles, blades, stems, nodes, internodes, flowers.
Problem 1
Problem 2
In angiosperms, each pollen grain produces two sperm. What do these sperm do?
a. Each one fertilizes a separate egg cell
b. One fertilizes an egg, and the other is kept in reserve
c. Both fertilize a single egg cell
d. One fertilizes an egg, and the other fertilizes a cell that develops into stored food
Problem 3-8
Match questions 3–8 with options a–f.
3. Attracts pollinator
4. Develops into seed
5. Protects flower before it opens
6. Produces sperm
7. Produces pollen
8. Houses ovules
a. Pollen grain
b. Ovule
c. Anther
d. Ovary
e. Sepal
f. Petal
Problem 9
Place these tissues in order, starting at the center of a woody stem. (Hint: Review Figure 31.8A.).
a. Vascular cambium
b. Primary phloem
c. Epidermis
d. Primary xylem
Problem 10
While walking in the woods, you encounter an unfamiliar nonwoody flowering plant. If you want to know whether it is a monocot or eudicot, it would not help to look at the
a. Number of seed leaves, or cotyledons, present in its seeds
b. Shape of its root system
c. Arrangement of vascular bundles in its stem
d. Size of the plant
- How does a fruit develop from a flower?
Problem 11
Problem 12
What part of a plant are you eating when you consume each of the following?
Celery stalk
Peanut
Strawberry
Lettuce
Beet?
Problem 13
Name two kinds of asexual reproduction among plants. Explain two advantages of asexual reproduction over sexual reproduction.
What is the primary drawback of asexual reproduction?
Problem 15
In Module 31.1, several lines of investigation are used to investigate the time and location of the domestication of important crops. Which line of evidence do you consider the most reliable? Why?