Option B: Oceans and coastal margins: แบบฝึกหัด

Coastal erosion is a significant challenge in many populated coastal areas. Which of the following is a 'soft engineering' approach used to manage coastal erosion?

Outline one physical process that contributes to the formation of a spit along a coastline.

Explain the process of longshore drift and its role in the formation of a coastal spit.

Evaluate why exclusive economic zones (EEZs) are often a source of geopolitical conflict between neighboring maritime nations.

(a) Briefly outline two physical processes responsible for the formation of a wave-cut platform. [2]

(b) Briefly explain how the process of longshore drift contributes to the development of a spit. [2]

(a) Describe the physical conditions required for the development and growth of coral reef ecosystems. [3]

(b) Using examples, explain two ways in which human activities are causing the degradation of coral reefs. [4]