Photosynthesis:1) The 2 substances required
for photosynthesis are:
2) The main product of photosynthesis is:
3) The waste product is:
carbon dioxide (CO2 ) and water (H2O)
glucose (C6H12O6)
oxygen (O2)
Anatomy of a LeafYou should be writing down anything you
see in RED.
Leaf Structures
Stomata• Opening formed by two ____________.
• Found on the ____________ of the leaf.
• Allow _______ to enter the leaf.
• Allow _______ and _____________ to exit.
• Conserve water by closing __________.
guard cellsunderside
CO2
water vaporO2
Please take out your homework (DR 5.1) and copy the following notes into your science journal.
at night
Open stoma
Closed stoma
For photosynthesis to take place, leaves must have a constant supply of: CO2 and water
Leaves must get rid of:O2 and excess water vapor
Stoma
Guard cells
Stomata
Layers of a Leaf A.B.C.D.E.F.G.H.
CuticleEpidermisStomata (guard cells)Palisade layerVeinSpongy layer (air space)XylemPhloem
Layers of a Leaf
A.
B.
C.
D.
E.
F.
G.
H.
Cuticle
Epidermis
Stomata (guard cells)
Palisade layer
Vein
Spongy layer (air space)
Xylem
Phloem