Leaf Structure 5.0 / 5 based on 1 rating ? BiologyPhotosynthesisIGCSEAQA Created by: NajeehaCreated on: 23-04-15 14:22 972853164 Across 1. holes in the lower epidermis which allow for gaseous exchange (7) 4. transport tissue for water (5) 6. A waterproof layer that helps to prevent water loss by evaporation (7) 7. Column like cells which contain lots of chloroplasts for photosynthesis to occur (8, 5) Down 2. Irregularly shaped cells with large spaces between them which allow for gas exchange between stomata and photosynthesising cells (6, 9) 3. Specialised cells which surround the stoma (5, 5) 5. transport tissue for glucose (6) 8. Layer contains tiny holes or pores called stomata which allow gas to diffuse in and out of the leaf (5, 9) 9. A single layer of cells which are transparent and contain no chloroplasts allowing light to pass straight through (5, 9)
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