Cell Transport Lesson Two

Multiple Choice

Is the food dye moving an example of Osmosis or Diffusion?

• Osmosis

• Diffusion

• Something else

• Neither

Multiple Choice

Where is there a low concentration of dye?

• at the bottom of cup

• in the color

• at the top of cup

Multiple Choice

Is this an example of Osmosis or Diffusion? The blue molecules are water, and the red molecules are nitrogen.

• Osmosis

• Diffusion

• Something else

• Neither

Multiple Choice

What cell part regulates what enters and leaves a cell?

• Cell Membrane

• Nucleus

• Mitochondria

• Cytoplasm

Multiple Choice

When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of

• Osmosis-land

• Diffusion-ville

• Equilibrium

Multiple Choice

What is the definition of  Selective Permeability?

• The movement of materials across the cell membrane that requires NO ENERGY from the cell.
  
• The movement of materials through (or across) the cell membrane
  
• The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
• The movement of molecules from an area of high concentration to a area of low concentration