Osmosis and Passive Transport

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

Passive transport requires no

• concentration gradients
• osmosis
• motion
• energy

The picture is an example of...

• active tranport
• passive transport
• diffusion
• osmosis

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

Tags

NGSS.MS-LS1-2

The cell below is in a _________ solution.

• Hypotonic
• Hypertonic
• Isotonic

The cell below is in a _____________ solution.

• Hypertonic
• Hypotonic
• Isotonic

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

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

Tags

NGSS.MS-LS1-5

If there are more water molecules outside the cell membrane then....

• water will LEAVE the cell and the cell shrinks.

• water will ENTER the cell and the cell swells up.

Tags

NGSS.MS-LS1-2

If a solution on the outside of a cell has more water molecules than inside of the cell the cell....

• loses water

• maintains water (equilibrium)

• gains water

Tags

NGSS.MS-LS1-2