PHOTOSYNTHETIC SYSTEMS LAB EXERCISE SHEET

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Name ______________

 (62 Points)

I A.   Below are my best images of C3 dicot, monocot, and conifer leaves that I have labelled.  I have indicated the pathways that carbon dioxide and water take using different colored arrows in my images. (3 Points)
 
 
Representative C3 leaves Labelled Images
______________________ Dicot  (6 Points)
______________________ Monocot  (6 Points)
______________________ Conifer  (6 Points)

IB.  I observed that ___________ was different between sun and shade leaves of _________ as illustrated below.  I have used Image Pro Plus to quantify the relative thickness of the palisade and mesophyll tissues of these leaves (2 Points) 
 

LEAF TYPE
SUN LEAF (Image Pro Plus Screen Capture) SHADE LEAF (Image Pro Plus Screen Capture)

(6 Points) (6 Points)
TISSUE
THICKNESS
RELATIVE THICKNESS
(TISSUE / ENTIRE LEAF)
THICKNESS RELATIVE THICKNESS
(TISSUE / ENTIRE LEAF)
UPPER EPIDERMIS
(1 Point) (1 Point) (1 Point) (1 Point)
PALISADE MESOPHYLL
(1 Point) (1 Point) (1 Point) (1 Point)
SPONGEY MESOPHYLL
(1 Point) (1 Point) (1 Point) (1 Point)
LOWER EPIDERMIS
(1 Point) (1 Point) (1 Point) (1 Point)
ENTIRE LEAF
(1 Point) (1 Point) (1 Point) (1 Point)


II.  Below is my best image of _______ leaf on which I have labelled the essential features characteristic of Krantz Anatomy typical of plants that do C4 photosynthesis. (1 Point)

 
 
(6 Points)