How does the adaptation of leaves allow it to absorb a great deal of sunlight?
-Leaves are often broad and flat giving them a large surface area-The palisade cells near the top of the leaf are packed with palisade cells which chloroplast
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How is the spongy mesophyll adapted?
It has air spaces that provide a large surface area for cells to exchange gases with the air
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What is the stomata?
Microscopic pores that allow CO2 to diffuse in to the leaves
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Which specialised cell open/close the stomata?
Gurad cells
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What happen in the light to the stomata?
In light water flows into pores of guard cells making them rigid.This open the stomata.
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What happen in the night to the stomata?
At night water flows out of guard cell and there for they lose their rigidity and stomata shuts
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Why are leave thin?
So CO2 doesn't have to diffuse far into leaf before reaching the cell that need it.
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Other cards in this set
Card 2
Front
How is the spongy mesophyll adapted?
Back
It has air spaces that provide a large surface area for cells to exchange gases with the air
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