Cell Membrane Transport Quiz

What type of molecules move across a cell membrane without requiring energy?

• Large, charged molecules

• Small, uncharged molecules

• Water molecules

• Molecules against the concentration gradient

Which process involves the movement of water across semipermeable membranes?

• Active transport

• Osmosis

• Diffusion

• Endocytosis

What is required for the movement of molecules against the concentration gradient?

• Passive transport

• Protein channel

• Energy

• Water

Which type of transport involves the use of a protein channel for large or charged molecules?

• Simple diffusion

• Facilitated diffusion

• Osmosis

• Active transport

What is the process called when large particles move into the cell using a vesicle?

• Exocytosis

• Endocytosis

• Osmosis

• Diffusion

What is the process called when large particles move out of the cell using a vesicle?

• Endocytosis

• Osmosis

• Exocytosis

• Facilitated diffusion

Which of the following is a type of passive transport?

• Endocytosis

• Exocytosis

• Simple diffusion

• Active transport

Which type of transport requires energy to move substances across the cell membrane?

• Facilitated diffusion

• Osmosis

• Active transport

• Simple diffusion

What is the primary function of a protein channel in cell membranes?

• To store energy

• To facilitate the movement of large or charged molecules

• To provide structural support

• To synthesize proteins

Which process is responsible for the movement of gases like oxygen and carbon dioxide across cell membranes?

• Osmosis

• Active transport

• Simple diffusion

• Endocytosis