Biology: The Unity and Diversity of Life (MindTap Course List)
Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 22, Problem 11SQ
Summary Introduction

Introduction: Ferns are the diverse seedless vascular plants with well defined internal vein structures. Unlike flowering plants, they do not produce seeds or flowers. They reproduce through spores and pollinate through wind. They have alternation of generations with sporophyte generation being dominant.

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The gametophytes of ferns_____ . a. are photosynthetic c. are diploid b. produce spores d. are dependent on the in sori sporophyte for nutrition
The sporophyte of nonvascular plants A. possesses anthers and archegonia O B. produces spores C. is the dominant stage of their alternation of generations D. produces non-motile sperm cells E. is dependent on wind pollination
No need to explain why 1. Which of the following is not true of the gymnosperms? * A. Less dependent on water for fertilization B. Heterosporous C. Seed is not enclosed within an ovary D. Nonvascular plant   2. Which of the following phyla of the gymnosperm is the most advanced? * A. Ginkgophyta B. Gnetophyta C. Coniferophyta D. Cycadophyta   3. In which of the following features does angiosperm resemble a gymnosperm? * A. Mode of fertilization B. Presence of ovules C. Nature of endosperm D. Presence of vessel   4.  How would you differentiate the phloem of a gymnosperm from an angiosperm? * A. having a no companion cells B. having no sieve tubes C. having no schlerenchyma D. having parenchyma 5. Which of the following does not function as support of angiosperms? * A. tracheids B. fiber C. lignin
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