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

Movement into and out of cells — practice question

Under which combination of environmental conditions are the stomata in a plant most likely to close?

  • Ahigh atmospheric humidity, low soil water potential, high wind speed
  • Bhigh atmospheric humidity, low soil water potential, low wind speed
  • Clow atmospheric humidity, high soil water potential, high wind speed
  • Dlow atmospheric humidity, low soil water potential, high wind speed

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