Biology: Life on Earth with Physiology (11th Edition)
Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Chapter 22, Problem 4MC

In which of the following is the gametophyte stage larger and more prominent than the sporophyte stage?

  1. a. nonvascular plants
  2. b. seed plants
  3. c. angiosperms
  4. d. gymnosperms
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Which group of plants bears stomata only in the sporophyte generation? a. Chrysophyta b. Anthocerophyta c. Bryophyta d. Marchantiophyta Which of the following is not a characteristic that distinguishes gymnosperms and angiosperms from other plants? a. Pollen b. Dependent gametophytes c. Ovules d. Alternation of generations Which of these statements is an incorrect comparison of a pine cone and a flower in terms of structure and function? a. Pine cones and flowers both have gametophytes and modified leaves that produce spores. b. All of the statements are correct. c. Unlike pine cones, many flowers produce both pollen and ovules. d. Pine trees have separate pollen cons and ovulate cones while in flowers, pollen grains are produced by the anthers of stamens, and ovules are within the ovaries of carpels.
The alternation of generations life cycle applies to gymosperms in that:  A. the gametophyte stage is reduced  B. the sporophyte stage is reduced  C. the gametes are produced via meiosis  D. the spores are produced via meiosis
Companion cells are unique to:A. Bryophytes                                          B. PteridophytesC. Angiosperms                                      D. Gymnosperms

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Biology: Life on Earth with Physiology (11th Edition)

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