Multiple choice

Which of the following phenomenon is related to active water absorption?

  1. Transpiration

  2. Root pressure

  3. Osmotic pressure

  4. Exudation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Root pressure is related to active water absorption because it requires active transport of minerals into the xylem to create osmotic gradient. This is distinct from passive transpiration pull which relies on physical evaporation.

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