Plant transport

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Across
  1. 3. palisade cells are packed with these photosynthetic organelles
  2. 4. A factor that affects that rate of water loss (transpiration) by affecting the kinetic energy of particles
  3. 7. The term for the way gases move in and out of a plant
  4. 8. A factor that encourages transpiration as it stimulates guard cells to open
Down
  1. 1. These specialised cells regulate the opening of the stomata
  2. 2. A mineral ion needed for making chlorophyll
  3. 5. These give the spongy layer its 'spongy' quality
  4. 6. An adaptation of the xylem to enable uninterrupted flow of water