OpenStax Biology 2e Instructor Answer Guide
Biology 2e
Unit 5: Biological Diversity
Chapter 25: Seedless Plants
Visual Connection Questions
1. Which of the following statements about plant divisions is false?
b. All vascular plants produce seeds.
2. Which of the following statements about the moss life cycle is false?
c. The calyptra buds to form a mature gametophyte.
, OpenStax Biology 2e Instructor Answer Guide
3. Which of the following statements about the fern life cycle is false?
d. Sporangia form on the underside of the gametophyte.
Review Questions
4. The land plants are probably descendants of which of these groups?
a. green algae
5. Alternation of generations means that plants produce:
d. both haploid and diploid multicellular organisms
6. Which of the following traits of land plants allows them to grow in height?
c. tracheids
7. How does a haplontic plant population maintain genetic diversity?
a. Zygotes are produced by random fusion.
8. What characteristic of Charales would enable them to survive a dry spell?
c. sporopollenin
9. Which one of these characteristics is present in land plants and not in Charales?
a. alternation of generations
10. A scientist sequences the genome of Chara, red algae, and a tomato plant. What result
would support the conclusion that Charophytes should be included in the Plantae kingdom?
c. The Chara genome is more similar to the tomato plant genome than the red algae genome.
11. Which of the following features does not support the inclusion of Charophytes in the
Plantae kingdom?
d. Charophytes are multicellular organisms that lack vascular tissue.
Biology 2e
Unit 5: Biological Diversity
Chapter 25: Seedless Plants
Visual Connection Questions
1. Which of the following statements about plant divisions is false?
b. All vascular plants produce seeds.
2. Which of the following statements about the moss life cycle is false?
c. The calyptra buds to form a mature gametophyte.
, OpenStax Biology 2e Instructor Answer Guide
3. Which of the following statements about the fern life cycle is false?
d. Sporangia form on the underside of the gametophyte.
Review Questions
4. The land plants are probably descendants of which of these groups?
a. green algae
5. Alternation of generations means that plants produce:
d. both haploid and diploid multicellular organisms
6. Which of the following traits of land plants allows them to grow in height?
c. tracheids
7. How does a haplontic plant population maintain genetic diversity?
a. Zygotes are produced by random fusion.
8. What characteristic of Charales would enable them to survive a dry spell?
c. sporopollenin
9. Which one of these characteristics is present in land plants and not in Charales?
a. alternation of generations
10. A scientist sequences the genome of Chara, red algae, and a tomato plant. What result
would support the conclusion that Charophytes should be included in the Plantae kingdom?
c. The Chara genome is more similar to the tomato plant genome than the red algae genome.
11. Which of the following features does not support the inclusion of Charophytes in the
Plantae kingdom?
d. Charophytes are multicellular organisms that lack vascular tissue.
