Biology 5090 · O Level · Uptake and transport of water and ions

Uptake and transport of water and ions — practice question

Root hairs absorb water and ions from the soil. Which table indicates the correct concentrations of water and ions in the root hair?

  • Awater: lower than the soil; ions: higher than the soil
  • Bwater: higher than the soil; ions: higher than the soil
  • Cwater: higher than the soil; ions: lower than the soil
  • Dwater: lower than the soil; ions: lower than the soil

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