Multiple choice

The downward movement of water through soil due to gravitational force is called

  1. Absorption

  2. Percolation

  3. Moisture

  4. Osmosis

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Percolation is the downward movement of water through soil under gravitational force. Absorption is uptake by plant roots or soil particles. Osmosis is water movement across semi-permeable membranes. Moisture is the state of holding water, not a movement process.