Cell transport STAAR questions

​Cell transport
Practice Questions

By Savannah Nino

Multiple Choice

Moving which of the following substances across the cell membrane requires energy from ATP?

• 2 only

• 3 only

• 1 and 2

• 1 and 3

Multiple Choice

Which type of movement across a cell's plasma membrane requires energy supplied by ATP?

• Passive transport

• Simple diffusion

• Active transport

• Osmosis

Multiple Choice

Which statements best describes the differences between active transport and passive transport

• active transport occurs only in cells that require large amounts of energy. Passive transport occurs in all cells.

• Active transport requires ATP. Passive Transport does not require ATP.

• Active transport moves substances along the concentration gradient. Passive transport moves substances against the concentration gradient.

• Active transport occurs in all cells. Passive transport requires ATP

Open Ended

In animal cells, the sodium-potassium pump moves sodium and potassium ions against a concentration gradient across the cell membrane. What type of transport is used, and why is this type of transport necessary?

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