Passive & Active Transport

Distilled water diffuses into a potato strip and causes it to increase in mass. What is the process involved?

• Simple diffusion

• Facilitated diffusion

• Osmosis

• Avtive transport

Diagram shows process of

• simple diffusion

• facilitated diffusion

• active transport

• osmosis

Diagram shows a substance moves across the phospholipid bilayer of a plasma membrane. What is the substance?

• fatty acid

• vitamin C

• amino acids

• ion

Diagram shows the movement of molecule M across the plasma membrane through process X. What is process X?

• simple diffusion

• facilitated diffusion

• osmosis

• active transport

Diagram shows the movement of molecule X across the plasma membrane through process Y. What is process Y?

• simple diffusion

• facilitated diffusion

• active transport

• osmosis

Osmosis is the movement of water from

• high water potential to low water potential

• low water potential to high water potential

Name the process that causes the level of sucrose solution increases.

• simple diffusion

• osmosis

• facilitated diffusion

• active transport

Glucose and amino acids move across the plasma membrane with the help of

• channel protein

• carrier protein

• phospholipid bilayer

• glycoprotein

The movement of substances from low concentration region to high concentration region across a plama membrane is known as

• simple diffusion

• active transport

• facilitated diffusion

• osmosis

Process shown in the diagram occur through

• simple diffusion

• active transport

• osmosis

• facilitated diffusion