Full-Length AP World History Practice Exam
AP World History DBQ Example
Once you have answered our AP World History Document-Based Question, scroll down to read a sample high-scoring response. Our AP World History DBQ example will guide you through the steps to a perfect answer.
Evaluate the effects of the Columbian Exchange on the peoples and cultures of the Old World (Europe, Asia, Africa) and the New World (Americas) from the late 15th century to the 17th century.
Sample Perfect Answer:
Prior to Columbus’s 1492 voyage, the Eastern and Western hemispheres had developed entirely separately for thousands of years, producing distinct civilizations, agricultural systems, and disease environments. When contact was established, the resulting exchange of crops, animals, diseases, and ideas transformed both worlds profoundly and often violently. The Columbian Exchange brought genuine material benefits to Old World societies through new crops that expanded food supplies, while simultaneously devastating New World populations through disease and conquest, demonstrating that the exchange’s effects were deeply unequal depending on which side of the Atlantic one inhabited.
[This opening paragraph does two things: the first sentence is the contextualization, placing the Exchange in a broader historical situation. The second and third sentences form the thesis, making a defensible claim about the nature and effects of the Exchange.]
New World crops reshaped daily life across the Old World in ways that were largely beneficial. Document 1 describes how tobacco spread rapidly through Ming China, adopted first by soldiers and then by civilians until it became ubiquitous within a generation. Document 7 shows a similar pattern at Ormuz, where maize introduced by Portuguese traders quickly took root as a promising new staple crop. The map in Document 2 illustrates the sheer breadth of this exchange, showing crops like potatoes, maize, and tomatoes moving eastward across the Atlantic and transforming European and Asian diets. Charles Mann’s account in Document 1 reflects a secondary scholarly perspective, giving it particular credibility in assessing long-term cultural change, though it is worth noting that tobacco’s spread also introduced significant public health consequences that Mann acknowledges elsewhere.
[This paragraph uses Documents 1, 2, and 7 and includes sourcing analysis of Document 1.]
While Old World societies largely benefited from new crops, New World peoples experienced the Exchange as catastrophic. Columbus’s own journal (Document 4) reveals the mindset that drove this outcome: he immediately assessed the Taíno people in terms of their usefulness as servants and their vulnerability to conquest, describing them as unarmed and ignorant of iron weapons. This dehumanizing perspective helps explain the violence that followed. Bartolomé de las Casas, writing in 1552, described Hispaniola as once among the most densely populated places on earth, implying the staggering demographic collapse he had personally witnessed over the previous decades. Las Casas wrote as a Catholic priest and outspoken critic of Spanish colonial brutality, which gives his account a strong moral perspective but also makes it one of the most direct firsthand testimonies of the Exchange’s human cost.
[This paragraph uses Documents 4 and 6, includes sourcing analysis of Document 6, and begins building the complexity of the argument.]
The Exchange also carried cultural and religious dimensions beyond the movement of crops and disease. Document 3 describes how Spanish missionaries deliberately framed Christian evangelization using agricultural metaphors, speaking of “planting the faith” in New World soil. This reveals that Europeans understood their cultural imposition on indigenous peoples as intertwined with the physical transformation of the land itself. Beyond the documents, the introduction of Old World livestock such as horses and cattle further disrupted indigenous economies and ecologies, as grazing animals degraded farmland and horses eventually transformed the cultures of Plains peoples in North America, demonstrating that the Exchange’s effects continued to ripple outward well beyond the initial period of contact.
[This paragraph uses Document 3 and includes evidence beyond the documents.]
The Columbian Exchange was fundamentally asymmetrical. Old World societies gained crops, trade goods, and new agricultural possibilities, absorbing these changes gradually into existing structures. New World peoples faced simultaneous assault from disease, conquest, and cultural displacement, with indigenous populations in the Caribbean largely destroyed within decades of contact. Cortés’s admiring description of Tenochtitlan in Document 5, marveling at a city rivaling Seville in size and sophistication, makes this loss all the more striking: within a year of writing that letter, he had destroyed it. The Exchange did not simply connect two worlds; it subordinated one to the other.
[The conclusion reinforces the thesis and demonstrates complexity by using Document 5 to show the contrast between indigenous achievement and its destruction, avoiding a simplistic summary.]
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