Passive Transport Lesson

Multiple Choice

What is the difference between active and passive transport?

• Active does not need energy and passive uses ATP (energy)
• Active uses ATP (energy) and passive does not need energy
• Active stores transport proteins and passive releases 
• Active uses hormones and passive does not 

Multiple Select

Passive transport (select all that apply)

• Uses energy

• Uses no energy

• Reaches equilibrium

• Does not reach equilibrium

Open Ended

Can passive transport occur against a concentration gradient? Why or why not?

Multiple Choice

What three characteristics must be true in order for a molecule to directly cross the membrane?

• Charged, hydrophilic, and protein bound
• Small, nonpolar, and uncharged

• Large, polar, and water soluble
• Hydrophobic, polar, and ionized

Match

Match the following types of passive transport with the correct diagram.

Simple diffusion

Facilitated Diffusion

Osmosis

• Simple diffusion

• Facilitated Diffusion

• Osmosis

Multiple Choice

Susan sprayed perfume in one corner of the room.  John, who sits across the room and is allergic to perfume, soon begins to sneeze.  Perfume travels across the room by - 

• active transport.

• osmosis.

• endocytosis. 

• diffusion.

Multiple Choice

Something is ___________ ____________
when some molecules can cross the membrane while others cannot. 

• Selectively (or Semi) Permeable 
• Totally Transparent
• Liquid Licorice 
• Heavily Patrolled 

Multiple Choice

What are three types of passive transport

• Transport proteins, Endocytosis, Exocytosis
• None of the ones listed
• Osmosis, Diffusion, Facilitated diffusion 
• Touchdown, interception, football

Multiple Choice

Equilibrium?

• a large  amount of substance on  side of the cell and a small amount on the other side
• a small  amount of substance on  side of the cell and a large amount on the otherside
• equal amount of substance on either side of the membrane  
• no particles on either side of the a cell membrane