Stomata Flashcards
1
Q
What’s stomata used for?
A
Gas exchanging.
2
Q
What’s stoma protected from?
A
2 guard cells.
3
Q
At daytime, explain what happens to the stoma.
A
The guard cells are filled with water, and the stoma is opened.
4
Q
At nighttime, explain what happens to the stoma.
A
Guard cells shrink as they lose water, closing the stoma.
