Cell Movement

Active transport occurs when _______ is used to move substances through a membrane.

• Osmosis
• Energy
• Diffusion
• Chlorophyll

Materials enter and leave the cell through openings in its _______.

• Organelles
• DNA
• Membrane
• Chromatin

Tags

NGSS.MS-LS1-2

The passive transport of water through a membrane is ______.

• Osmosis
• Fermentation
• Equilibrium
• Active transport

What kind of transport does not require energy?

• Active 
• Vacuole 
• Passive 
• Na/K Pump 

What is facilitated diffusion?

• Transport that uses proteins to help move molecules across the membrane. 
• Movements of substances through a membrane. 
• When molecules spread from High to Low concentration on their own. 
• When pressure pushes something through a membrane. 

Which of the following is the best example of osmosis? 

• NA/K Pump 
• Water moving though the cell membrane 
• Kidneys 
• Photosynthesis 

What is the significance of the cell membrane? 

• Provides protection 
• Maintains homeostasis 
• Give a cell hydrophobic ends
• Provides cholesterol 

Tags

NGSS.HS-LS1-3

Movement of materials through a vesicle into the cell that requires energy is 

• exocytosis
• endocytosis 
• osmosis 
• simple diffusion 

What is an isotonic solution?

• When solutions are in equilibrium 
• When the solution has more solute 
• When the solution has less solute 
• Has a greater pressure 

Molecules using simple diffusion move from 

• high to low concentrations 
• low to high concentrations 
• no concentrations  
• both concentrations