Biology STAAR Review - 4B Cell Transport

Biology STAAR Review - 4B Cell Transport

Multiple Choice

This membrane is permeable to which molecule? The orange one, or the blue one?

• Orange

• Blue

• Orange and Blue

• Neither the Orange or Blue

Multiple Choice

Energy is required for passive transport to occur.

• True

• False

Multiple Choice

Which one has a higher concentration

• Beaker A

• Beaker B

Multiple Choice

Which one has a higher concentration

• Beaker A

• Beaker B

• They are equal

Multiple Choice

What is moving across the membrane in diffusion?

• Water moves across the membrane

• Molecules move across the membrane

• Nothing moves across the membrane

Multiple Choice

In which direction do the

molecules move in diffusion?

• From higher to lower concentration

• From lower to higher concentration

Multiple Choice

The purple molecules are glucose molecules, the membrane is impermeable to glucose.

Which way will the water flow across the membrane, to the right or to the left?

• It will flow to the right

• It will flow to the left

• There will be no movement in the water

Poll

What type of transport requires energy?

• Passive Transport

• Active Transport

Poll

What passes the membrane in diffusion?

• Water

• Molecules

• None of the above

Poll

What direction does the water flow in diffusion?

• •It flows from the side with higher concentration to lower concentration

• It flows from the side with lower concentration to higher concentration

Multiple Choice

What is the name of the type of diffusion that requires a transporter protein in the cell membrane?

• Diffusion

• Osmosis

• Facilitated Diffusion