<p>General Biology: BI101 Spring, 2007 ANSWER KEY TO STUDY QUESTIONS: Ch 21</p><p>1. Which of the following is true concerning the life cycle of a moss? b. Protonema arise from germinated spores.</p><p>2. Which of the following plant groups has swimming sperm and a dominant sporophyte generation? b. pterophytes</p><p>3. Which of the following statements about the life cycle of the pine is false? c. Female gametophyte tissue becomes the food source (nutritive tissue) for the embryo.</p><p>4. In which of the following plant groups is the sporophyte dependent on the gametophyte? b. bryophytes </p><p>5. Which of the following is a characteristic of the ferns? b. They are vascular plants, containing xylem and phloem.</p><p>1. The ovule is found in the ______and ______. c. Coniferophyta; Pterophyta </p><p>2. Ferns have the ______generation as the dominant generation. The sporophyte generation has specialized ______tissue for transport within the plant. d. sporophyte; vascular</p><p>3. The archegonium produces: a. an egg cell.</p><p>4. The anther in a complete flower has the same reproductive function as the ______in the Bryophyta. b. sporangium</p><p>5. The sporangium is part of the ______generation, it produces ______. b. sporophyte; spores</p><p>6. The seed is the ______which contains the ______generation. a. ovule; gametophyte</p><p>7. In the flowering plants the gametophyte: a. develops in the flower.</p><p>8. One of the reasons the mosses remain small is that they lack ______tissue. c. vascular</p><p>9. Pollen grains are: b. male gametophytes. </p><p>06d57b522c44c2f6b1bdb2db238dd585.doc 1 4/8/2018</p>