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Lecture 1 Notes

by: Maddy Moldenhauer

Lecture 1 Notes Bio 309

Maddy Moldenhauer
GPA 3.9
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About this Document

Notes from Lecture 1 on plant biology.
Plants and Human Health
Elise C Hollister
Class Notes
Biology, botany, plants




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This 2 page Class Notes was uploaded by Maddy Moldenhauer on Wednesday February 3, 2016. The Class Notes belongs to Bio 309 at Grand Valley State University taught by Elise C Hollister in Winter 2016. Since its upload, it has received 16 views. For similar materials see Plants and Human Health in Biology at Grand Valley State University.


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Date Created: 02/03/16
BIO 309 Lectures 1­2 “Diversity in the Plant Kingdom” Study Questions 1. What are several features of the kingdom Plantae discussed in lecture? 2. What are at least five major reasons why all life should care about plants? 3. What percent of prescription medications in the US contain at least one active  ingredient derived from a plant?  In contrast, what percent of the world’s population  relies exclusively on herbal medicines to treat their ailments? 4. What is transpiration (evapotranspiration) and why is it important? 5. What are the 3 main plant organs?   6. What is respiration?  Do plants perform respiration?   7. Can you name 2 classes of photosynthetic plant pigments? 8. What happens during the light reactions and the Calvin Cycle of photosynthesis?   9. What does most plant growth result from: cell elongation or cell division? 10. What is the difference between primary and secondary growth?   11. What are the three tissue systems? 12. What are the two vascular tissues?  What is the role of each of them? 13. What are the three ground tissues?  What is the role of each of them? 14. What group of algae is considered to be the ancestors of land plants?   15. What is the phylogenic sequence of plants (what are the most primitive plants and  what are the most advanced plants)? 16. What does alternation of generations refer to? 17. What is the ploidy level of a gametophyte (haploid or diploid)?  A sporophyte  (haploid or diploid)? 18. What is the function of the archegonium?  The antheridium? 19. What is the major difference between algae and plants? 20. How do we make distinctions between the following groups of plants: mosses, ferns,  gymnosperms and flowering plants? 21. What is the dominant generation of a bryophyte?  Is this typical with all other plants? 22. What are the 2 of the 3 phyla (divisions/groups) we discussed when we learned the  bryophytes (common names are acceptable)? 23. How are bryophytes dependent on water (what part of their life cycle requires water)? 24. As we move up the evolutionary ladder within plants, which becomes more  dominant: the gametophyte or sporophyte generation? 25. What are the four phyla that comprise the fern and fern allies (common names are  acceptable)? 26. In the ferns, which is the more dominant generation: the gametophyte or sporophyte? 27. Of the “ferns and fern allies” groups: Which is the most diverse (highest # of  species)?  Which happens to be the most ancient surviving genus of plants on Earth?   28. What is the unit of dispersal of the ferns: spores or seeds?  Is water required to  dislodge the sperm for sexual reproduction?


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