Biology 9700 · AS & A Level · Movement into and out of cells

Movement into and out of cells — practice question

Pieces of plant tissue were placed into sucrose solutions at a variety of concentrations. Their lengths were recorded before being placed in the solutions and again after 30 minutes. The graph shows the ratio of the starting length to the final length. What is a correct description of how the cells change and how their water potential changes as the sucrose concentration increases?

  • Aless turgid; more negative
  • Bless turgid; less negative
  • Cmore turgid; less negative
  • Dmore turgid; more negative

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