Cell Membrane Transport Quiz

What is the main function of a selectively permeable membrane?

• Storage of water.

• Break down of molecules in the cell

• Storage of chemicals

• Regulates what enters and leaves the cell

What type of membrane component allows a pathway for molecules to move through the cell membrane?

• Channel Protein

• Carrier Protein

• Carbohydrate

• Channel Protein and Carrier Protein

What is an example of osmosis?

• Water moving into the roots cells of a plant?

• Oxygen moving into the bloodstream from the lungs.

• Potassium ions moving in and out of an animal cell.

• All of the answers are correct.

Tags

NGSS.HS-LS1-3

A solution with a higher concentration of solutes (lower water concentration) that that of the cell is called....

• Osmosis

• Hypertonic

• Hypotonic

• Isotonic

Two solutions that have the same solute concentration is called....

• Isotonic

• Hypotonic

• Hypertonic

• Osmosis

The sodium-potassium protein pump is what type of transport?

• Osmosis

• Passive Transport

• Facilitated Diffusion

• Active Transport

What is the difference between diffusion and facilitated diffusion?

• Facilitated Diffusion requires energy

• Diffusion moves substances from low to high concentration

• Facilitated Diffusion uses carrier proteins to move substances in or out of the cell.

• All the answers are correct.

Which are the components of the cell membrane?

• Phospholipid and Protein

• Carbohydrate and Nucleic Acid

• Phospholipid and Nucleic Acid

• None of the answers are components of the cell membrane.

What is the movement of substances across a cell membrane without the need of energy called?

• Passive Transport

• Active Transport

• Exocytosis

• Isotonic

What is the movement of water through a semipermeable membrane called?

• Exocytosis

• Osmosis

• Active Transport

• Facilitated Diffusion