Question

which of the following is an example of ecological restoration? choose 1 answer: a monitoring water quality in a lake affected by eutrophication. b using microorganisms to break down water pollutants from an oil spill. c allowing a wetland to re - establish naturally after being drained for agriculture.

Explanation:

• Option A: Monitoring water quality is an assessment, not restoration.
• Option B: Using microorganisms to break down pollutants is bioremediation, not ecological restoration (which focuses on restoring ecosystems).
• Option C: Allowing a drained wetland to re - establish naturally is ecological restoration as it involves restoring the wetland ecosystem to its original or a more natural state after human interference (drainage for agriculture).

Answer:

C. Allowing a wetland to re - establish naturally after being drained for agriculture.