Multiple choice

Which of the following options correctly defines weathering?

  1. The different layers of soil

  2. The less porous layer of soil

  3. The rotting dead matter in soil

  4. The breaking down of rocks

  5. The mixture of rock particles and humus
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Soil is formed when rocks are broken down by the action of wind, water and climate. This process is called weathering.

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