Multiple choice

Why are plants grown along river banks?

  1. To control pollution

  2. To reduce silting and erosion

  3. To provide shade

  4. To prevent floods
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Plants are grown along river banks primarily to reduce soil erosion and silting. Their root systems hold the soil in place, preventing it from being washed away by water flow. They don't primarily control pollution, provide shade, or prevent floods.

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