AQA GCSE Combined Science Trilogy · 8464
Specification 4.1.3.1, 4.2.3.1, 4.2.3.2 · Paper 1
- Revise: Surface area to volume ratios and specialised exchange surfaces
A pore in a leaf through which gases move, with its opening controlled by guard cells.
- Revise: Plant tissues
A pore in the leaf epidermis through which gases diffuse into and out of the leaf. Its plural is stomata.
- Revise: Plant transport structures and processes
1 more note
- Revise: Transpiration rates: environmental factors and data
A pore in a leaf's surface through which gases, including water vapour, can diffuse; its opening is controlled by guard cells.