Osmosis

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Tags

NGSS.MS-ESS2-4

During osmosis

• water moves from high to low concentration
• large or oddly shaped molecules move across a cell membrane
• water moves when energy is used
• proteins are built

Tags

NGSS.MS-LS1-2

The diffusion of water through a semi-permeable membrane is called?

• Osmosis
• Cell wall
• Diffusion
• Respiration

Where is there a high concentration of water?

• in the flower
• cannot be determined by picture.
• in the vase
• in the leaves

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the definition of  Selective Permeability?

• The movement of materials across the cell membrane that requires NO ENERGY from the cell.
  
• The movement of materials through (or across) the cell membrane
  
• The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
• The movement of molecules from an area of high concentration to a area of low concentration 
  

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

Tags

NGSS.HS-LS1-3

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

Tags

NGSS.HS-LS1-3

Permeable means

• things can pass through
• the concentration levels are different
• it is permanent
• things are stuck

 An animal cell placed in a hypertonic (salty) solution will

• Stay the same
• Shrink- get smaller
• Swell- get bigger

Tags

NGSS.MS-LS1-5