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Land Plants. 1. What two major clades was green algae split into? 2. Describe the life cycle of land plants. 3. What products come from meiosis of on 2n cell?. Answers. 1. Chlorophyte and Charophyte 2. Haplodiplontic 4 (1n) spores. Land Plants.
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Land Plants • 1. What two major clades was green algae split into? • 2. Describe the life cycle of land plants. • 3. What products come from meiosis of on 2n cell?
Answers • 1. Chlorophyte and Charophyte • 2. Haplodiplontic • 4 (1n) spores
Land Plants • 4. Through what process are gametes produced? • 5. Is a gamete haploid or diploid? • 6. Which of the two major clades of green algae are more closelly related to land plants?
Answers • 4. Mitosis • 5. Haploid • 6. Charophytes
Land Plants • 7. Name four features that are needed by plants in order for them to live on land. • 8. This feature limits gas exchange essential for respiration and photosynthesis in plants. • 9. What feature of plants allows for more surface area for photosynthesis to occur?
Answers • 7. Vascular system, supportive structures, water proofing, reproductive adaptation • 8. Waxy cuticle • 9. Leaves
Land Plants • 10. Is a sporophyte haploid or diploid? • 11. Of the major plant groups, which ones lack vascular tissue, true roots, leaves and stems? • 12. In Bryophytes, explain the relationship between sporophytes and gametophytes.
Answers • 10. Diploid • 11. Bryophytes • Found in moist habitats, are very small and are not highly adapted • 12. Sporophytes are attached to and are nutritionally dependent on the gametophytes.
Land Plants • 13. Give an example of a Bryophyte. • 14. Name the structure of the female gametangia in mosses. • 15. Name the structure of the male gametangia in mosses.
Answers • 13. Moss • 14. Archegonia • 15. Antheridia
Now, make some of your own! • I covered slides 1-30 on the November 17th Power Point • Cover slides 31-57 with a partner and try to come up with some exam questions!