Passive Transport

Which of these are types of passive transport?

• Simple diffusion

• Sodium-potassium pump

• Osmosis

• Facilitated diffusion

• Vesicle transport

Passive transport requires the cell to (use/not use) energy

Passive transport moves from _ to _ concentration

• high; low

• low; high

• up; down

• inside; outside

What types of substances move by passive transport?

• glucose

• water

• oxygen

• lipids

• carbon dioxide

Does passive transport require a transport protein to move substances across the membrane?

• Always

• Sometimes

• Never

What type of substance(s) move(s) by simple diffusion?

• Water

• Oxygen

• Lipids

• glucose

• Carbon dioxide

What type of substance(s) move(s) by osmosis?

• Water

• Oxygen

• Lipids

• Carbon dioxide

• Glucose

What type of substance(s) move(s) by facilitated diffusion?

• water

• oxygen

• lipids

• carbon dioxide

• glucose

What type of passive transport is shown in the image?

• simple diffusion

• osmosis

• facilitated diffusion

What type of passive transport is shown in the image?

• simple diffusion

• osmosis

• facilitated diffusion