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Chapter 5 – DNA_ Genes and Cell Division

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					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)?

				
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