Passive Transport and Enzymes

The picture below is an example of _________________.

• osmosis
• isotonic
• diffusion
• active transport

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Passive transport requires no

• concentration gradients
• osmosis
• motion
• energy

Which cell is placed into a hypotonic environment? 

• A
• B
• C
• D

The cell below is in a _________ solution.

• Hypotonic
• Hypertonic
• Isotonic

Which is not a form of passive transport?

• Osmosis

• Facilitated diffusion

• Active transport

• Diffusion

What process is shown in the diagram below?

• active transport

• diffusion

• osmosis

• facilitated diffusion

Enzymes are considered to be 

• Lipids
• Carbohydrate
• Protein
• Nucleic Acid

What 3 letters do enzymes typically end in?

• -ose
• -ase
• -ese
• -tic

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.
  
• The optimum pH of the enzyme is 5.8
  
• The enzyme’s activity increases as pH increases 5.0 to 9.0
  
• The enzyme’s activity is greater around pH of 8.0 .