stomata
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7 Terms
What are stomata
Small openings that allow carbon dioxide to diffuse into the leaf
Where are stomata usually found
On the lower epidermis
What controls the opening and closings of the stomata
Guard cells
What happens to water when the stomata are open
It evaporates inside the leafs and then the water vapour diffuses out through the stomata
When do the stomata close?
At night
Why do the stomata close at night?
There is no sun so they cannot photosynthesise, therefore they do not need carbon dioxide to diffuse into the leaf so they close the stomata
What is the stomata’s main purpose
Allow carbon dioxide to diffuse into win and oxygen to diffuse out
Note 
Flashcards (36)