Plants

PLANT CELL

Chloroplast may have different shapes.

PHOTOSYNTHESIS

6CO2 + 6H2O

Sunlight Chlorophyll

C6H12O6 + 6O2

Photosynthesis Process Activity

STOMATA

Stoma (singular) Stomas or Stomata (plural)

STOMA

Cuticle: Cuticle Waxy layer that covers most of the surfaces of plants that are exposed to air.

Water Loss in Plants •Reading Graphs: –What variable is plotted along each axis?

–Horizontal axis–time of day; vertical axis– water loss.

Water Loss in Plants •Predicting: –How would you expect the graph to look from 10 p.m. to 8 a.m.? Explain your reasoning. –The line graph would descend during the night and then rise again in the morning hours, because the water loss is less during the night when there is no sun.

produces

Spore

grow into

Plant produces

Sex Cell

Plant

Plant Reproduction: Life Cycle • Plants have complex life cycles that include two different stages: the sporophyte stage and the gametophyte stage.