Biology 0610 · IGCSE · Leaf structure

Leaf structure — practice question

The table gives the number of stomata per $\text{mm}^2$ on the upper epidermis and lower epidermis of four different plants. Which plant is the most likely to be a hydrophytic plant?

  • Aupper epidermis: 25, lower epidermis: 16
  • Bupper epidermis: 70, lower epidermis: 88
  • Cupper epidermis: 460, lower epidermis: 0
  • Dupper epidermis: 0, lower epidermis: 150

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