Gymnosperm
Review Questions
1. In the life cycle of a typical conifer
(e.g., a pine)
2. Which of the following structures or
features is/are a part of pine needles (leaves)?
3. A feature or structure not found in a
pine life cycle includes
4. Meiosis occurs in pines in the
microsporangia and in the
5. Edible or otherwise useful gymnosperms
do not include
6. After fertilization the integument of
gymnosperms becomes
7. Which of the following is NOT
associated with conifers?
8. In pines a pollen grain reaches the
nucellus via the
9. Joint firs (Ephedra), which
superficially resemble horsetails,
10. Naval stores is a general term given to
11. The first plants to produce seeds looked
very much like
12. The term gymnosperm refers to
13. Conifers (Division Coniferophyta) date
back to the
14. Which of the following groups of
gymnosperms have vessels in their wood?
15. Pine wood is said to be soft because of
the absence of
16. Pine leaf fascicles (clusters) usually
17. Albuminous cells of pines apparently
perform the same function as
18. The specific cells of pines that develop
into pollen grains are
19. The female gametophyte of pines usually
contains two to six
20. The structure of pines that develops into
a seed coat is a/an
21. Two of the original four cells in a pine
pollen grain enter a pollen tube; one of these two, which after division
eventually gives rise to sperms, is the
22. Which of the following is an aril?
23. Which of the following gymnosperms have
fleshy seeds?
24. Which of the following is common to both
cycads and pines?
25. Which of the following is common to both
ginkgoes and pines?
26. Which of the following is NOT a
gnetophyte?
27. Early explorers in North America found
numbers of pines stripped of their bark by Native Americans. The primary reason
Native Americans did this was
28. Conifer resins are a source of which of
the following?
29. Which of the following is favored for
making archery bows and longbows?
30. The chief source of newsprint in North
America is
31. Although some seed plants have nonmotile
sperm, this group reproduces with motile sperm.
32. These are the largest group of living
gymnosperms, comprising about 50 genera and 550 species.