Biology for IGCSE & O level - Transport In Plants (Section 1 - No. 12)
What is the role of root hairs in water uptake?
They actively pump water into the root.
They provide a large surface area for absorption.
They secrete enzymes to break down minerals.
They push the water upwards to the stem.
Explanation
Root hairs increase the surface area of the roots to enhance water and mineral absorption.
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