Biology 9700 · AS & A Level · The microscope in cell studies

The microscope in cell studies — practice question

What is transpiration, and what benefit does it provide to a plant?

  • Atranspiration: evaporation of water from leaf surfaces; advantage to a plant: maintains the water potential
  • Btranspiration: evaporation of water from leaf surfaces; advantage to a plant: stomata are open for gas exchange
  • Ctranspiration: loss of water vapour from leaves; advantage to a plant: maintains the water potential
  • Dtranspiration: loss of water vapour from leaves; advantage to a plant: stomata are open for gas exchange

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