Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
Chapter 20
Introduction to the Plant Kingdom: Bryophytes
Multiple Choice Questions
1. Which characters shared by members of Kingdom Plantae and Phylum Chlorophyta
indicate that they share an ancient common ancestor?
2. A unique feature of plants in the plant kingdom that is NOT shared with the green algae is
_____.
3. The transition from an aquatic environment to a terrestrial environment required the
development of _______________, which kept plants from drying out when exposed to air.
4. All members of the plant kingdom have _______________.
5. Bryophytes have an alternation of generations in which the _____ is the dominant
generation, unlike vascular plants where the _____ is the dominant generation.
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
6. Bryophytes
7. Mosses, liverworts, and hornworts all
8. Archegoniophores and antheridiophores are features of
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
9. The one-celled anchoring structures present on the lower surface of a thalloid liverwort are
10. Growth in a thalloid liverwort is brought about by division of cells located
11. Each diamond-shaped segment of a liverwort thallus contains a single
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
12. Which of the following are the lens-shaped pieces of tissue that are produced in cups on a
liverwort thallus and become detached to develop independently?
13. Structures with spiral thickenings that facilitate the release of spores from a liverwort
capsule are
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
14. The pores and cavities of the thalli of liverworts are filled with
15. The flattened appendages whose presence is hidden, when viewed from above, by two
rows of partially overlapping “leaves” in “leafy” liverworts are called
16. Liverworts and hornworts are members of the
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
17. ___________ is a common thalloid liverwort.
18. The mother cells within the sporangia on the sporophyte plant undergo
_________________ to produce spores.
19. The function of the gametangia on the gametophyte plant is to produce gametes by the
process of
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
20. Which of the following bryophytes has a sporophyte with a meristem just above the foot?
21. The bryophytes whose sporophytes have a central rodlike axis surrounded by spore
mother cells above a basal meristem are
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
22. Asexual reproduction in hornworts occurs through which of the following?
23. Chloroplast number and the presence of pyrenoids in each chloroplast indicate that
_______ are only distantly related to the other bryophyte groups.
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
24. A moss calyptra
25. A moss protonema
Chapter 20 – Introduction to the Plant Kingdom: Bryophytes
26. Which of the following moss sporophyte structures has the most direct contact with the
gametophyte?
27. A moss protonema