O LevelBiologyCambridgeExam Questions3. Movement into & out of Cells3.2 Active Transport

Active Transport (Cambridge O Level Biology)

Exam Questions

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3.2 Active Transport

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3.2 Active Transport

11 mark

Which statements about active transport are correct?

1 Ions move from a region of high concentration to a region of low concentration.
2 Ions move across the cell membrane.
3 Energy released during respiration is used to move ions into or out of a cell.

  • 1, 2 and 3

  • 1 and 2 only

  • 1 and 3 only

  • 2 and 3 only

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