Transcript Plants and Photosynthesis - Effingham County Schools

Plants and
Photosynthesis
Plant cell
Only in Plants
 Chloroplast
 Cell Wall
 Vacuole (?)
Chloroplast
Why are leaves generally
flat and broad?
Why are plants mostly green?
 Main pigment is Chlorophyll A and B
 Absorbs Blue and Red = Reflects Green
Photosynthesis
Photosynthesis
 Process by which organisms use light
energy to convert H2O and CO2 into O2
and C6H12O6 (Carbohydrates).
How do you get water and
nutrients up there?
Vascular System - Xylem
 Xylem:
 Hollow sieve tube that transports water
Vascular Tissue - Phloem
 Phloem:
 Sieve tubes and companion cells that carry
materials like carbohydrates
What are the four groups of
plants?
Cone-Bearing
(Gymnosperm)
Flowering Plants (Angiosperms)
Mosses (Bryophytes)
Ferns
(pterophytes)
SMART
Angiosperms – “Enclosed Seeds”
 Have ovaries that surround/protect seeds
 Fruits
Parts of a flower (sketch)
SMART
Come back!!!!!!
Dicot
and
monocot