Osmosis and Diffusion Concepts

Where is there a low concentration of dye?

• at the bottom of cup

• in the color

• at the top of cup 

• no concenteraion gradient

The picture below is an example of _________________ .

• osmosis

• isotonic

• diffusion

• active transport

The picture below is an example of _________________ .

• osmosis

• isotonic

• diffusion

• active transport

A person would never have pure water put into their veins in a hospital because their cells would...

• Shrink/Dehydrate

• Expand

Tags

NGSS.HS-LS1-3

A person should never drink salty water because their cells would

• shrink

• expand

What happened to the CELL WALL and the CELL MEMBRANE in these plant cells?

• Both the CELL WALL and CELL MEMBRANE shrunk

• Only the CELL WALL shrunk, the CELL MEMBRANE stayed the same

• The CELL WALL stayed the same, only the CELL MEMBRANE shrunk

• Both the CELL WALL and CELL MEMBRANE stayed the same

Tags

NGSS.MS-LS1-2

What is DIFFUSION?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-2

Osmosis is the diffusion of

• water

• cytoplasm

• only oxygen

• all particles

The cell membrane of this cell is permeable to water  but not to dissolved materials (salts).  What will immediately happen when the cell is placed into this solution?

• Water will flow out of the cell.

• Water will flow into the cell.

• Dissolved materials will move into the cell.

• Dissolved materials will move into the cell AND water will move out.

Tags

NGSS.MS-LS2-3

The exchange of materials between the cell and its environment takes place at the _______________.

• cell membrane

• nucleus

• mitochondria

• cell wall

Tags

NGSS.MS-LS1-2