AP World History Unit 9: Technology, Exchange & Disease After 1900 Practice Test
Work through 35 targeted questions on containment, NATO and the Warsaw Pact, Berlin, Korea, Cuba, Vietnam, nuclear deterrence, détente, Afghanistan, propaganda, and the agency of regional actors. Use the explanations to correct your reasoning, not just your score.
Use this test to study how the Ottoman state moved from conquest to durable government. Keep military technology, central institutions, provincial administration, religious diversity, commerce, and later adaptation in separate mental categories so a familiar term does not pull you toward the wrong answer.
Keep the NOTES tab minimized until you need it. When a question exposes a gap, record the specific evidence or reasoning move you missed—not just the question number. Your notes will still be there when you return on this browser.
35-question targeted practice
This assessment focuses on containment, NATO and the Warsaw Pact, Berlin, Korea, Cuba, Vietnam, nuclear deterrence, détente, Afghanistan, propaganda, and the agency of regional actors. The difficulty rises from core identification to source analysis, comparison, causation, continuity/change, and argument-level reasoning.
Easy
Foundation • Question 1 of 35
In the 1940s, penicillin began to be mass-produced and used widely against bacterial infections.
Which demographic effect was most directly associated with the spread of antibiotics?
Easy
Foundation • Question 2 of 35
The World Health Organization coordinated an intensive vaccination campaign that eradicated smallpox by 1980.
What does smallpox eradication demonstrate about technology and institutions?
Easy
Foundation • Question 3 of 35
The Green Revolution introduced high-yield crop varieties, irrigation, synthetic fertilizer, and pesticides in parts of Asia and Latin America.
Which result was common in regions where the package was successfully adopted?
Easy
Foundation • Question 4 of 35
Norman Borlaug’s high-yield wheat varieties were developed through international agricultural research and adopted in several countries.
Why is this an example of globalization?
Easy
Foundation • Question 5 of 35
By the late twentieth century, commercial jet aircraft reduced the time required for intercontinental travel from days to hours.
Which process was most directly accelerated by this technological change?
Easy
Foundation • Question 6 of 35
Container shipping standardized cargo into metal boxes that could move easily between ships, trains, and trucks.
Why did containerization transform global trade?
Easy
Foundation • Question 7 of 35
Telecommunications satellites began carrying television and telephone signals across continents in the 1960s.
Which change followed most directly?
Easy
Foundation • Question 8 of 35
The ARPANET and later the internet linked computers through packet-switched networks.
Which feature most distinguishes digital networks from earlier mass media such as radio?
Easy
Foundation • Question 9 of 35
Mobile-phone subscriptions expanded rapidly in Africa and Asia during the early twenty-first century, sometimes where fixed telephone networks were limited.
What is the best explanation for this pattern?
Easy
Foundation • Question 10 of 35
Digital payment systems allow workers to send money across borders rapidly through phones and online services.
Which older global process has been changed most directly by this technology?
Medium
Application • Question 11 of 35
In the 1980s and 1990s, personal computers became common in offices and homes in wealthier countries.
Which economic change was most directly encouraged by widespread computing?
Medium
Application • Question 12 of 35
Industrial robots increasingly performed repetitive welding and assembly tasks in automobile factories.
Which labor-market effect is most plausible?
Medium
Application • Question 13 of 35
Refrigerated shipping made it possible to transport meat, fruit, and other perishables over long distances.
Which development did this technology most directly support?
Medium
Application • Question 14 of 35
Synthetic nitrogen fertilizer greatly increased the amount of plant-available nitrogen farmers could add to fields.
Which trade-off accompanied this agricultural technology?
Medium
Application • Question 15 of 35
The widespread use of chlorofluorocarbons contributed to depletion of stratospheric ozone.
Why is the 1987 Montreal Protocol historically significant?
Medium
Application • Question 16 of 35
Burning coal, oil, and natural gas increased atmospheric greenhouse-gas concentrations during industrialization.
Why is climate change especially challenging for international politics?
Medium
Application • Question 17 of 35
The HIV/AIDS epidemic spread internationally beginning in the late twentieth century.
Which factor most complicated early responses to the disease?
Medium
Application • Question 18 of 35
Antiretroviral therapy transformed HIV infection from a rapidly fatal disease into a manageable chronic condition for many patients with access to treatment.
What does unequal access to these drugs reveal about technological change?
Medium
Application • Question 19 of 35
The 1918 influenza pandemic spread along military and transportation networks near the end of World War I.
Which comparison with later pandemics is most useful?
Medium
Application • Question 20 of 35
During the COVID-19 pandemic, scientists shared viral genome data rapidly across international research networks.
Which aspect of globalization did this process demonstrate?
Medium
Application • Question 21 of 35
mRNA vaccines were developed and deployed at large scale during the COVID-19 pandemic.
Which historical interpretation best fits this development?
Medium
Application • Question 22 of 35
Global air travel fell sharply during the COVID-19 pandemic as governments imposed entry restrictions and quarantines.
What continuity in state power does this episode reveal?
Medium
Application • Question 23 of 35
The automobile expanded personal mobility but also encouraged petroleum consumption, road construction, and suburban growth.
Which conclusion best evaluates this technology?
Medium
Application • Question 24 of 35
Commercial aviation and tourism increased contact between distant societies after 1950.
Which environmental consequence is associated with this expansion?
Medium
Application • Question 25 of 35
Large hydroelectric dams supplied electricity and irrigation but displaced communities in several countries.
What broader lesson about development technology is illustrated?
Hard
Advanced reasoning • Question 26 of 35
Nuclear power plants generate electricity with low direct carbon emissions but create radioactive waste and accident risks.
Which statement best explains why nuclear energy remains politically contested?
Hard
Advanced reasoning • Question 27 of 35
The 1986 Chernobyl disaster released radioactive material across national borders.
Why did the accident become an international issue?
Hard
Advanced reasoning • Question 28 of 35
Genetically modified crops were adopted widely in some countries and restricted in others.
What does this variation demonstrate?
Hard
Advanced reasoning • Question 29 of 35
Solar-panel and wind-turbine costs fell substantially as production scaled and technology improved.
Which economic process helped accelerate renewable-energy adoption?
Hard
Advanced reasoning • Question 30 of 35
Lithium-ion batteries became central to mobile electronics and electric vehicles.
Which new global dependency has grown with this technology?
Hard
Advanced reasoning • Question 31 of 35
Undersea fiber-optic cables carry most intercontinental internet traffic.
Which conclusion best corrects the idea that the internet is purely “virtual”?
Hard
Advanced reasoning • Question 32 of 35
Remote work technologies allow some employees to collaborate across countries without relocating.
Which labor-market change is most directly associated with this capability?
Hard
Advanced reasoning • Question 33 of 35
Artificial intelligence systems are increasingly used for translation, image recognition, logistics, and information processing.
Which historical comparison is most useful for evaluating their impact?
Hard
Advanced reasoning • Question 34 of 35
A country has widespread smartphones and internet access but large rural-urban differences in connection quality and digital skills.
Which concept best describes this pattern?
Hard
Advanced reasoning • Question 35 of 35
Between 1900 and the present, technological change accelerated movement of goods, people, capital, and information while also producing new environmental and public-health risks.
Separate technological capacity from historical consequence
When you review a missed question, identify the technology or medical development first, then ask what institutions, infrastructure, wealth, state policy, or social conditions shaped its effects. Antibiotics, vaccines, aviation, container shipping, satellites, computing, and the internet did not produce identical outcomes everywhere.
For each miss, write one sentence naming the development and a second explaining why its effect varied across regions or groups.
Choose the next practice from your actual weakness
Return to the Unit 9 Globalization practice hub and choose a different test only after you can explain the errors you just corrected.
