Cell Transport Review

Which of the following terms refers to a membrane allows some molecules to pass through while blocking other molecules?

• Hydrophilic

• Selectively permeable
• Hydrophobic
• Passively permeable

If the water concentration in a cell is 90% and the water concentration outside the cell is 95%, what direction will the water move?

• Into the cell
• Out of the cell
• The water will not move

Which type of solution makes a cell shrink?

• Hypotonic

• Hypertonic

• Isotonic

What type of transport moves molecules from areas of lower concentration to areas of higher concentration?

• Passive
• Active

What type of transport does not require the use of ATP (energy)?

• Passive
• Active

Which of the following terms means water-loving?

• Hypotonic
• Hypertonic
• Hydrophobic
• Hydrophilic

Which term refers to the movement of water?

• Diffusion
• Facilitated diffusion
• Active transport
• Osmosis

What helps molecules move across the membrane in facilitated diffusion and in ion pumps?

• Cholesterol
• Carbohydrates
• Phospholipids
• Proteins

Which type of solution causes a cell to swell?

• Hypotonic
• Hypertonic
• Isotonic

Which type of transport uses energy to move molecules across the cell membrane?

• Passive
• Active