Chapter 22 – Introduction to Seed Plants: Gymnosperms
Chapter 22
Introduction to Seed Plants: Gymnosperms
Multiple Choice Questions
1. The first plants to produce seeds looked very much like
2. After fertilization the integument of gymnosperms becomes
Chapter 22 – Introduction to Seed Plants: Gymnosperms
3. The term gymnosperm refers to
4. Vascular plants include both seed-producing and seedless groups. Which of the following
represents a significant adaptive benefit for seed-producing plants?
Chapter 22 – Introduction to Seed Plants: Gymnosperms
5. A strobilus (pl. strobili) is ________________________.
6. With the exception of a few woody vines, the growth form of the gymnosperms are
__________________.
7. A mature seed consists of the seed coat, nutritive tissue, and ____________.
Chapter 22 – Introduction to Seed Plants: Gymnosperms
8. Which of the following is NOT a phylum of gymnosperms?
9. In the life cycle of a typical conifer (e.g., a pine)
Chapter 22 – Introduction to Seed Plants: Gymnosperms
10. Which of the following structures or features is/are a part of pine needles (leaves)?
11. Which of the following is NOT associated with conifers?
12. Which statement about the nucellus is INCORRECT?
Chapter 22 – Introduction to Seed Plants: Gymnosperms
13. A feature or structure NOT found in a pine life cycle includes
14. Meiosis occurs in pines in the microsporangia and in the
Chapter 22 – Introduction to Seed Plants: Gymnosperms
15. In pines a pollen grain reaches the nucellus via the
16. Pine leaf fascicles (clusters) usually
17. Albuminous cells of pines apparently perform the same function as
Chapter 22 – Introduction to Seed Plants: Gymnosperms
18. The specific cells of pines that develop into pollen grains are
19. The female gametophyte of pines usually contains two to six
Chapter 22 – Introduction to Seed Plants: Gymnosperms
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
Chapter 22 – Introduction to Seed Plants: Gymnosperms
22. Which of the following is an aril?
23. Which of the following gymnosperms have fleshy seeds?
24. This is the largest group of living gymnosperms, comprising about 50 genera and 550
species.
Chapter 22 – Introduction to Seed Plants: Gymnosperms
25. Western North America contains populations of the tallest, most massive and oldest of the
gymnosperms living. They are: _________________.
26. Living conifers (genus Pinus) are native to ____________________.
27. The phylum Gingophyta is represented by _________ living species.
Chapter 22 – Introduction to Seed Plants: Gymnosperms
28. The fleshy seed of the _____________ is considered a delicacy in Oriental cuisine.
29. The ginkgo is frequently mistaken for an angiosperm tree because ___________.
30. Which of the following is common to both cycads and pines?