Botany BIOL 1014 Study Guide for Exam 3 Fall 2007 Chapter 8 – Stems and Secondary Growth Know the tissue types involved in the stem and what their functions are Know the functions of the phloem and how they transport sugar to other plant parts Know what a rosette plant is and how their “stems” aid them Know the modifications to stems and what they do Be able to compare and contrast different modifications – tuber versus rhizome, etc Know the tissues of wood and where each is in the plant and the different types of wood they form What is a growth ring and what can we learn form them? How to trees deal with pathogens? What is bark and what tissues make it up? What is cork? Know what lenticels, girdling and wood boring beetles do to the plant What is 2° growth and what types of wood does it produce? Know the classification of wood What are the unusual 2° growths in dicots? What is it in monocots? Know how we cut wood to enhance its characteristics and what is a knot Be able to define the wood terms Chapter 9 – Leaves and Movement of Water Know the arrangements of leaves Know the tissues of the leaves and their location Know the different types of leaves – simple, compound, perfoliate and peltate and any associated vocabulary What is the function of leaves and how does the form dictate that Know the locations of the xylem and phloem in the leaves and how they differ between monocots and dicots What are stomata and how are they controlled by the guard cells? Know the tissues of the leaves in monocots and dicots in terms of where photosynthesis takes place What is transpiration and what environmental factors affect it? Botany BIOL 1014 Study Guide for Exam 3 Fall 2007 What are the adaptations that plants have evolved to reduce transpiration? What is abscission and how is it accomplished? What is the ecological trade-off for evergreens and deciduous trees? Know how water moves thru the xylem and what cells aid in this process and how does this impact angiosperms over gymnosperms What is guttation? Know the transpiration cohesion hypothesis Know the types of leaves based on light Be able to discuss the modifications to leaves and their function How can plants defend themselves from predators with their leaves? Chapter 10 – Photosynthesis Know the difference between an autotroph and heterotroph Be able to discuss the role of light and pigments in photosynthesis Know the 3 main pigment types involved with photosynthesis Know the 2 reactions involved in photosynthesis – light and Calvin Cycle Know the structures within the chloroplasts and what role they play in photosynthesis What is an antennae complex and what does it do? What is a photosystem, where is it in the chloroplast and what are their functions? What is the outcome of the light reactions and the Calvin Cycle? What are the 2 types of reactions that Rubisco can do and what influences each of them? What is photorespiration? What is different about C3, C4 and CAM plants? What are the factors that affect the rate of photosynthesis? What are the outcomes for PGAL (triose-P)?