Biology 0610 · IGCSE · Osmosis

Osmosis — practice question

Four equal-sized uncooked potato cylinders were each left in one of four different liquids for two hours. The liquids were: 1. pure water 2. a sugar solution that had a lower concentration than the contents of the potato cells 3. a sugar solution that had a higher concentration than the contents of the potato cells 4. a sugar solution with the same concentration as the contents of the potato cells In which liquids will the potato cylinders become longer?

  • A1 and 2
  • B1 and 3
  • C2 and 4
  • D3 and 4

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