27 exam-style questions on Human and physical influences on global interactions — topic 4.3 of HL extension: Power, places and networks in the IB Geography syllabus — with answers and explanations. Samples below; the full set is free with an account.
Bolivia has had no coastline since 1884 and moves most of its exports by road and rail to Pacific ports in Chile and Peru. Which mechanism best explains the resulting weakening of its global trade interactions?
Answer: Transit costs and delays add to the delivered price of exports
A landlocked state pays twice for distance: the inland haul itself, and the passage through a neighbour's customs, roads and ports, over which it has no control. The barrier is physical in origin but political in its day-to-day operation.
A government blocks foreign social media platforms, filters search results at the national internet gateway and requires data about its citizens to be stored inside the country. Which kind of influence on global interactions is this?
Answer: A political influence restricting information flows
Censorship weakens global interaction by decision rather than by geography or by cost, which is why it can be reversed overnight while a mountain range cannot. Classifying the influence correctly is exactly what a Paper 3 part (a) rewards.
Two countries have similar income levels, but one has far higher internet use. Which explanation belongs to the concept of the digital divide?
Answer: Differences in infrastructure, affordability, skills and language content
The divide is multi-dimensional: a network must exist, a household must be able to afford a device and data, users must have the literacy and skills to use it, and there must be content in a language they read. Access measured as coverage alone consistently overstates real use.
A government filters internet content, requires data on its citizens to be stored domestically and restricts foreign platforms. How is this best interpreted?
Answer: The state reasserting territorial control over a flow that crosses borders
Information appears borderless but runs through physical infrastructure and legal jurisdictions that states can reach, so filtering, localisation requirements and licensing are territorial instruments applied to a non-territorial flow. This is the clearest counter-example to the claim that technology has ended state control.
A student writes: 'Bolivia is a lower-middle-income country because it is landlocked, so having no coastline makes a country poor.' One step of this reasoning is wrong. Which statement identifies that step?
Answer: Having no coastline is not sufficient on its own: Switzerland and Austria are landlocked and high-income.
Being landlocked raises transport and transaction costs, but it only becomes a serious constraint where the transit neighbours' routes are poor or politically unreliable. Switzerland and Austria are landlocked and prosperous because their transit routes are short, well built and secure, so the factor is contributory rather than sufficient.
From January 2020 Indonesia banned exports of unprocessed nickel ore so that smelting and refining would have to take place inside the country. Which outcome was the government seeking?
Answer: Capture of a higher-value stage of the production network inside Indonesia
An export ban is a way of climbing the value chain: unprocessed ore earns little, so the state uses access to its deposits as leverage to make the processing happen at home, moving jobs, tax revenue and bargaining power to the producing country. It raises the price for foreign buyers and is meant to attract investment in smelters, not to end it.
That was 6 of 27 Human and physical influences on global interactions questions.
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Give reasons or causes: say what happens AND why, linking each step with 'because' or 'so that'.
27 Human and physical influences on global interactions questions — free with an account. Spaced repetition, streaks and full exam simulations included.
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