Osmosis Review

Osmosis is the movement of _____ across a membrane.

• food

• energy

• oxygen

• water

Tags

NGSS.MS-LS1-2

The substance being dissolved in a solution.

• sands
• solute
• solvent
• alloy

The substance in which a solute is dissolved

• sands
• solvent
• alloy
• negative particles

Diffusion and Osmosis are examples of...

• Active Transport
• Passive Transport

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

Tags

NGSS.MS-LS1-2

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

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

In a scenario, salt is placed into a bowl of water.  What is the solvent?

• salt
• water
• saltwater

An animal cell that is surrounded by fresh water will burst because the water pressure causes

• water to move into the cell.

• water to move out of the cell.

• solutes to move into the cell.

• solutes to move out of the cell.

You put a cell into a solution, the cell grows. Is the solution hypotonic or hypertonic to the cell? 

• hypertonic
• hypotonic
• isotonic
• not enough information