Oceans in Trouble: แบบฝึกหัด

According to the curriculum, which of the following is identified as a major sea located within the Atlantic Ocean region?

Which of the following best describes the primary ecological consequence of overfishing mentioned in the chapter "Oceans in Trouble"?

In the study of resource management, why is international cooperation considered the most crucial factor for solving ocean-related problems?

Which of the following is NOT a major role oceans play in supporting life on Earth?

International cooperation to address ocean problems, such as pollution and overfishing, often faces challenges due to which of the following?

What is a marine ecosystem and why is it important for human survival?

Explain why using the ocean for waste treatment is considered a geographical problem when coastal cities experience rapid population growth.

Analyze how technological advancements in the 20th and 21st centuries have directly contributed to the global crisis of overfishing.

Human activities have a significant impact on the health of our oceans, often leading to various forms of pollution.

a) Identify one human activity that can result in oil spills in the marine environment. (1 mark)

b) State one way in which marine pollution can affect human recreation. (1 mark)

c) Briefly explain why international cooperation is essential for protecting oceans from pollution that crosses national boundaries. (1 mark)

A marine ecosystem involves complex interactions between living organisms and their physical environment. These systems are increasingly affected by human activities.

a) In the context of a marine ecosystem, identify two types of 'inputs' (e.g., energy or matter) and one 'output'. (3 marks)

b) Explain how the discharge of untreated sewage from coastal cities can disrupt the natural balance of a marine food chain. (2 marks)