Diffusion and Osmosis Reading Questions

Diffusion and Osmosis Reading Questions Integrated Science 1 Name: Period: Use your Integrated Science textbook pages 716-723 to answer the below questions.

1. Define the terms cell membrane and cell wall and explain the function of each:

2. Define and give an example of a solution:

3. Define and give an example of a solute:

4. A solvent is defined as "a substance in which a solute is dissolved to produce a solution". Using this definition, give an example of a solvent:

5. Describe the process of diffusion. Include and underline the terms equilibrium and concentration in your description.

6. Draw and label a picture illustrating diffusion.

7. Describe the process of osmosis. Include definitions of and underline the following terms permeable, hypotonic, isotonic, and hypertonic in your response. 8. Draw and label a picture illustrating osmosis.

9. How are osmosis and diffusion different? How are they similar?

10. What is osmotic pressure? How does this relate to San Francisco Bay organisms?

11. What is facilitated diffusion?

12. Define active transport.

13. Describe endocytosis and exocytosis. Include definitions of and underline the terms phagocytosis and pinocytosis in your response.