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WAEC Biology 2018 Question 27

Question 27

Soil

The diagram below is an illustration of an experimental set-up to demonstrate a property of soil. The property of soil demonstrated is

Diagram for this question
  1. A.particle size.
  2. B.capillarity.
  3. C.colour.
  4. D.texture.
Show the answer and explanation

Answer: B (capillarity.)

Explanation

The tubes of soil stand in water and the water rises up through them. This upward movement of water through soil pores is capillarity.