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B2: Quiz 21
B2: Quiz 21
1) What is the name of structures A and B on the diagram below.
2) Are the majority of the stomata found on the top or on the bottom of leaves? Explain why the stomata are found where they are found.
3) The guard cells change shape depending on the amount of water that they contain.
a)
i) If the guard cells are short of water, would they be turgid or flaccid?
ii) If the guard cells have plenty of water, would they be turgid or flaccid?
b)
i) Are the stomata small or large when the guard cells are turgid?
ii) Are the stomata small or large when the guard cells are flaccid?
c) There are two diagrams below of the stomata with different shaped guard cells.
Out of the two diagrams above (A and B),
i) which one shows the guard cells being turgid?
ii) which one shows the guard cells being flaccid?
4) Are the stomata larger during the day or at night? Explain your answer.
i) which one shows the guard cells being turgid?
ii) which one shows the guard cells being flaccid?
4) Are the stomata larger during the day or at night? Explain your answer.