Quiz

Soil sealing — quick check

Three questions on why sealing matters and where it happens.

3 questions · Pass at 70% · +30 pts on first pass

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Question 1

Which statement best captures why soil sealing is a major soil threat in Europe?

Because it temporarily changes soil properties but is easy to reverse. Because it leads to long-lasting or irreversible loss of soil functions and ecosystem services. Because it mainly affects urban aesthetics rather than soil functions. Because it only affects soil in densely populated city centres.

Question 2

Which of the following is the main consequence of soil sealing?

Increased soil biodiversity and nutrient cycling. Improved water infiltration and groundwater recharge. Reduced water infiltration and increased surface runoff. Faster natural soil formation processes.

Question 3

Where does the highest land take and soil sealing typically occur in Europe?

In protected natural areas far from cities. Mainly in dense city centres. In commuting zones and peri-urban areas around cities. Only in rural agricultural regions.