Osmosis and Diffusion Flashcards
(28 cards)
To define a selectively permeable membrane
To state the advantages of a selectively permeable membrane
List three components of a cell that have selectively permeable membranes
To define diffusion
To explain why diffusion is a passive process
To describe how diffusion of oxygen occurs between the lungs and blood
To describe how diffusion of carbon dioxide occurs between atmosphere and leaf
To define osmosis
To describe why osmosis is a special type of diffusion
To list two examples of how osmosis helps with the preservation of food
To describe how osmosis helps with the preservation of food.
To describe if water enters or leaves an animal cell living in a higher water concentration (lower solute concentration)
To describe what happens to an animal cell if too much water enters animal cell
To describe the role of the contractile vacuole in the amoeba that lives in fresh water environments
To describe if water enters or leaves an animal cell living in a lower water concentration (higher solute concentration)
To describe what happens to an animal cell if too little water enters animal cell
To state the process of how water enters the root hairs of a plant
To describe if water enters or leaves a plant cell living in a higher water concentration (lower solute concentration)
To define turgor pressure
To state the importance of turgor pressure for plant cells
To describe the appearance of plant cells when they lose turgor pressure
To demonstrate the action of osmosis
state why you used visking tubing
To demonstrate the action of osmosis
state how you created two solutions with different concentrations
To demonstrate the action of osmosis
state why you soaked the visking tubing with water
