Describe the structure of the stoma complex
Why do we usually find more stomata on the lower side /underside of a leaf
Explain why the structure of the guard cells means that they change shape in response to increasing pressure
A tulip has more or less the same number of stomata on both sides of its leaves. Why?
Why does a water lily only have stomata on the upper sides of its leaves?
Explain in some detail how different factors can affect the opening and closing of stomata.