Transport in plants

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1. In which order does water pass through the cells of a plant, as the water travels from the roots to a leaf?

  • root cortex → root hair → xylem → mesophyll cells
  • mesophyll cells → root hair → root cortex → xylem
  • root hair → root cortex → xylem → mesophyll cells
  • root hair → mesophyll cells → root cortex → xylem
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2. By which process is water lost in leaves in plants?

  • Photosynthesis
  • Transpiration
  • Osmosis
  • Translocation

3. By which process is water lost from a leaf?

  • Diffusion
  • Active transport
  • Osmosis
  • Photosynthesis

4. What is a description of transpiration?

  • movement of water from the roots to the leaves
  • movement of water through the cells of the leaf
  • loss of water vapour from the leaves and stems of a plant
  • exchange of gases between the leaf and the atmosphere

5. What happens to the rate of transpiration as humidity increases?

  • Decreases
  • Remains the same
  • Increases
  • -
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