Biology for IGCSE & O level - Transport In Plants (Section 2 - No. 36)
What is the role of cohesion in the transport of water in the xylem?
Water molecules sticking to the xylem walls
Water molecules sticking to each other
Water molecules being pushed up by root pressure
Water molecules dissolving minerals
Explanation
Cohesion is the attraction between water molecules, allowing a continuous water column to form.
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