Cell Membrane and Cell Environment Quiz

What is the process called when molecules move from areas of high concentration to areas of low concentration?

• Active transport

• Facilitated diffusion

• Diffusion

• Osmosis

Which type of passive transport requires the help of carrier molecules to transport molecules across the cell membrane?

• Gated channels

• Diffusion

• Facilitated diffusion

• Osmosis

What is the movement of water from an area of high concentration to an area of low concentration called?

• Osmosis

• Facilitated diffusion

• Diffusion

• Active transport

In which type of solution does water move into the cell?

• None of the above

• Hypotonic

• Isotonic

• Hypertonic

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

• Osmosis

• Facilitated diffusion

• Diffusion

• Active transport

What is the structure of the cell membrane?

• Protein layer

• Double layer of lipids

• Carbohydrate layer

• Single layer of lipids

What is the process called when cells engulf substances that are too large to enter the cell by passing through the membrane?

• Osmosis

• Endocytosis

• Exocytosis

• Diffusion

Which process helps the cell maintain homeostasis by exporting larger molecules out of the cell?

• Exocytosis

• Osmosis

• Diffusion

• Endocytosis

What type of solution causes a cell to shrink due to the outflow of water?

• Hypotonic

• Isotonic

• Hypertonic

• None of the above

What type of solution causes a cell to swell due to the inflow of water?

• Hypotonic

• Isotonic

• Hypertonic

• None of the above