1. Review
List the 8 plant organelles and their functions: nucleus, cell wall, cell membrane, mitochondria, chloroplast, vacuole, cytoplasm, ribosome.
Draw a picture of a plant cell and label each organelle.
What is homeostasis? How do cells maintain homeostasis?
Where is a guard cell located? How does it respond to water entering by osmosis?
What is the epidermis of a plant’s function? What structure do the epidermis cells create?
Explain how xylem and phloem cells are different from one another.
What is the difference between vascular and nonvascular plants?
How does the waxy cuticle help the plant?
Draw and label the male and female parts of a flower. What does gamete mean?

2. Review
What is active transport? The concentration gradient goes from ____ to _____. (high or low)
What is diffusion? The concentration gradient goes from ____ to _____. (high or low)
What is osmosis? The concentration gradient goes from ____ to _____. (high or low)
What is the difference between active transport and diffusion?
Create a diagram that would require the cell to shrink when placed in a solution.
Create a diagram that would require the cell to swell when placed in a solution.
Create a diagram that would require the cell to stay the same when placed in a solution.
What happens when a cell is exposed to distilled water? (100% water)
Why does a plant wilt?