Biology for IGCSE & O level - Transport In Plants (Section 1 - No. 20)
Which of the following processes does NOT directly involve the stomata?
Transpiration
Gas exchange (CO2 and O2)
Absorption of water by root hairs
Water vapor release
Explanation
While stomata are crucial for transpiration and gas exchange, the absorption of water by root hairs is independent of stomatal function.
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