Biology for IGCSE & O level - Plant Nutrition (Section 7 - No. 35)
What is the primary function of the stomata in a leaf?
To absorb sunlight
To provide support to the leaf
To allow gases to diffuse in and out
To transport water and ions
Explanation
Stomata are pores in the leaf epidermis that allow carbon dioxide to enter for photosynthesis and oxygen to exit.
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