Volcanoes and Igneous Activity Earth - Chapter 4
phloemdead xylemactive xylemXylem and Phloem
What is vascular tissue exactly?
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 Leaf
You should be writing down anything you see in RED.
Leaf StructuresStomata Opening formed by two ____________. Found on the ____________ of the leaf. Allow _______ to enter the leaf. Allow _______ and _____________ to exit. Conserve water by closing __________.guard cellsundersideCO2water vaporO2Please take out your homework (DR 5.1) and copy the following notes into your science journal.
at nightOpen stomaClosed stoma
For photosynthesis to take place, leaves must have a constant supply of:CO2 and waterLeaves must get rid of:O2 and excess water vapor
StomaGuard cellsStomataLayers of a Leaf
A.B.C.D.E.F.G.H.CuticleEpidermisStomata (guard cells)Palisade layerVeinSpongy layer (air space)XylemPhloemWhy Are Leaves Green?
Layers of a Leaf
A.B.C.D.E.F.G.H.CuticleEpidermisStomata (guard cells)Palisade layerVeinSpongy layer (air space)XylemPhloemPhotosynthesisCellular Respiration light energy food
CO2 in; O2 out
occurs in chloroplasts (only in plants) food usable energy
O2 in; CO2 out
animals do this all the time; plants ALSO do it when theyre not doing photosynthesis.Write This Down!