Passive Transport

What is the main function of the cell membrane?

• A. To provide structure to the cell

• B. To control the movement of substances in and out of the cell

• C. To produce energy for the cell

• D. To store genetic information

Tags

NGSS.MS-LS1-2

What is diffusion?

• A. The movement of water across a semipermeable membrane

• B. The movement of smaller molecules from an area of high concentration to an area of low concentration

• C. The movement of molecules from an area of low concentration to an area of high concentration

• D. The movement of ions across a membrane

Tags

NGSS.MS-PS1-4

What is osmosis?

• A. The movement of water across a semipermeable membrane

• B. The movement of molecules from an area of high concentration to an area of low concentration

• C. The movement of molecules from an area of low concentration to an area of high concentration

• D. The movement of ions across a membrane

Passive Transport

• Does require cell energy

• Does NOT require cell energy

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Tags

NGSS.MS-ESS2-4

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

Tags

NGSS.MS-LS1-2

Which way will the water molecules move during osmosis?

• Out of the cell, so the cell shrinks.
• Out of the cell, so the cell swells.
• Into the cell, so the cell shrinks.
• Into the cell, so the cell swells.

Tags

NGSS.HS-LS1-3

If there is 5 percent water inside a cell and 5 percent water outside a cell

• more water will move inside the cell
• more water will move outside the cell
• There will be no movement of water cells because it has reached equilibrium

Tags

NGSS.MS-LS1-2

When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of

• Osmosis
• Diffusion
• Equilibrium

Diffusion can be used in...

• Plants and Animals
• Only Plants
• Only Animals
• Only Humans

Tags

NGSS.MS-LS1-2

NGSS.MS-LS2-3