Cambridge (CIE) IGCSE Biology

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(Water Uptake)

Water Pathways in Plants

The Water’s Journey Through a Plant

 

What Are "Water Pathways in Plants"?

Think of water moving through a plant like a traveler going on a trip. It starts deep in the root, passes through different "rooms" (cells), moves up the "trunk" (stem), and finally reaches the "balconies" (leaf cells) where it’s needed.

 

 

The Main Route

  1. Entry through the root: Water first enters at the root (we won’t go into details about how it enters—just that it gets in).
  2. Root cortex cells: After entering, the water moves from cell to cell inside the root. Think of it like passing buckets of water along a chain of people.
  3. Up through the plant: Water then travels upward, through special pathways inside the stem.
  4. Into leaf cells (mesophyll cells): Finally, the water arrives at the leaf cells where it helps the plant make its own food.

 

 

Tuity Tip

Hover me!

Imagine the plant as a “water highway” with stops along the way.

Just remember the path: root \to stem \to leaves

Faster movement (speed) ×\times time == distance traveled by the water.

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