Practice Option B Oceans and Coastal Margins with authentic IB Geography exam questions for both SL and HL students. This question bank mirrors Paper 1, 2, 3 structure, covering key topics like physical geography, human geography, and geospatial analysis. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
Paper
Level
Question 1
SL & HLPaper 1
1.[5]
Describe the concept of "coastal resilience" and explain two factors that contribute to enhancing coastal resilience.
Question 2
SL & HLPaper 1
The map below shows The Overview of Thermohaline Circulation.
Source: SEAICE Portal
1.[1]
Identify one ocean region where surface flow moves warm water toward the poles.
2.[1]
Identify the direction of bottom flow in the Southern Ocean (around Antarctica).
3.[2]
Outline one reason why deep water forms in the Labrador or Greenland Sea.
4.[6]
Explain two effects of thermohaline circulation on global climate patterns.
5.[10]
Examine how the disruption of thermohaline circulation could impact human societies.
6.[10]
Discuss the importance of ocean circulation in maintaining planetary energy balance.
Question 3
SL & HLPaper 1
1.[10]
Evaluate the impact of ocean warming on tropical cyclone formation and intensity.
Question 4
SL & HLPaper 1
1.[4]
Describe the concept of "blue economy" and explain two ways it relates to ocean management futures.
Question 5
SL & HLPaper 1
The map below shows The Overview of Thermohaline Circulation.
Source: SEAICE Portal
1.[1]
Identify one ocean region where surface flow moves warm water toward the poles.
2.[1]
Identify the direction of bottom flow in the Southern Ocean (around Antarctica).
3.[2]
Outline one reason why deep water forms in the Labrador or Greenland Sea.
4.[6]
Explain two effects of thermohaline circulation on global climate patterns.
5.[10]
Examine how the disruption of thermohaline circulation could impact human societies.
6.[10]
Discuss the importance of ocean circulation in maintaining planetary energy balance.
Question 6
SL & HLPaper 1
1.[6]
Explain one advantage and disadvantage of a named coastal management strategy
Question 7
SL & HLPaper 1
The graph below shows the Global Fisheries and Aquaculture in Million tonnes
Source: Food and Agriculture Organisation (FAO)
1.[1]
Identify the period when aquaculture (marine and inland combined) surpassed capture fisheries in total production.
2.[1]
Identify the approximate total global fish production in 2020.
3.[2]
Describe the overall trend in global aquaculture production from 1950 to 2020.
4.[6]
Explain two environmental or socio-economic reasons for the rise of aquaculture as a source of fish production.
5.[10]
Examine the environmental impacts of increasing global aquaculture production.
6.[10]
Discuss the implications of changing global fish production trends for food security.
Question 8
HLPaper 1
1.[10]
Examine the relationship between the Indian Ocean Dipole (IOD) and extreme weather events.
Question 9
SL & HLPaper 1
1.[8]
Assess the impact of sea-level rise on coastal communities and ecosystems. Use examples in your answer.
Question 10
SL & HLPaper 1
1.[6]
Explain how the lithology of a coastline influences the development of coastal landforms.