IELTS Reading detail Practice
What does the author identify as the primary mechanical function of wetlands in flood control?
Question type: multiple choice · Difficulty: intermediate
- A. To quickly channel water out to sea
- B. To slow, spread, and absorb floodwaters
- C. To provide a solid barrier against waves
- D. To filter pollutants from the water
Explanation Preview
Paragraph B explicitly states that 'Unlike a concrete channel that is designed to move water away as fast as possible, wetlands are uniquely adapted to slow it down, spread it out, and allow it to be absorbed.' This directly answers the question about their primary mechanical function.