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GRE General Test practice questions

213 free questions with answers and explanations.

Practice test
  1. 101.Studies on the effect of caffeine on cognitive performance have yielded ______ results; some indicate a significant improvement in alertness and reaction time, while others show little to no measurable impact, or even detrimental effects in certain individuals. This variability suggests that individual physiological differences play a crucial role in how caffeine is metabolized and affects brain function. Which word, if inserted into the blank, best completes the sentence?Verbal Reasoning
  2. 102.Reading Comprehension: Main Idea: The recent discovery of extremophiles thriving in environments previously thought inhospitable to life—such as hydrothermal vents on the ocean floor and beneath Antarctic ice sheets—has profound implications for astrobiology. These organisms, adapted to extreme temperatures, pressures, and chemical compositions, suggest that life may be far more resilient and widespread in the universe than once imagined. Their existence challenges conventional definitions of habitability and expands the search parameters for extraterrestrial life, shifting focus from Earth-like planets to a broader range of celestial bodies. This paradigm shift underscores the dynamic nature of scientific understanding and the constant need for reevaluation in light of new evidence.Verbal Reasoning
  3. 103.While the initial public reception to the new municipal park was largely positive, with many praising its innovative design and green spaces, some critics remained ______ about its long-term sustainability, citing concerns over maintenance costs and potential overuse.Verbal Reasoning
  4. 104.A recent scientific paper argues that the widespread decline in insect populations is not solely attributable to habitat loss and pesticide use, but also significantly to light pollution, which disrupts nocturnal insect behaviors such as mating and foraging. The author concludes that mitigating light pollution could be a crucial, albeit often overlooked, strategy for insect conservation. Which of the following would, if true, most weaken the author's argument?Verbal Reasoning
  5. 105.The newly discovered manuscript was a ______ for historians, as it contained a wealth of previously unknown details about the daily lives of medieval peasants, challenging several long-standing assumptions about their social structures and economic practices. Its revelations were so significant that it necessitated a complete re-evaluation of the period. Which word, if inserted into the blank, best completes the sentence?Verbal Reasoning
  6. 106.The newly discovered exoplanet, designated Kepler-186f, orbits within its star's habitable zone; ______, its atmosphere is too thin to sustain liquid water, making it unlikely to harbor life as we know it.Verbal Reasoning
  7. 107.Despite the prevailing notion that artificial intelligence will inevitably lead to widespread job displacement, a more nuanced perspective suggests that AI's primary impact will be on job transformation rather than outright elimination. Many tasks currently performed by humans are ripe for automation, but the complex interplay of creativity, critical thinking, and interpersonal skills often requires human oversight and collaboration. For instance, while AI can efficiently analyze vast datasets to identify patterns, the interpretation of these patterns, the formulation of strategic responses, and the communication of findings to diverse stakeholders remain firmly within the human domain. Moreover, the emergence of AI itself creates new job categories, such as AI trainers, ethicists, and maintenance specialists. Therefore, a focus on upskilling and reskilling the workforce to adapt to AI-augmented roles will be crucial for navigating this technological shift successfully. The author of the passage would most likely agree with which of the following statements?Verbal Reasoning
  8. 108.Reading Comprehension: Detail Question: While the initial public reception to the new municipal recycling program was overwhelmingly positive, with high rates of participation reported in the first quarter, a subsequent analysis revealed that a significant portion of the collected material was improperly sorted. This oversight led to increased operational costs for the processing facility and a reduction in the overall efficiency of the program. City officials are now exploring educational campaigns to address the sorting issue.Verbal Reasoning
  9. 109.The paleontologist’s lecture emphasized that while the fossil record provides invaluable data, it is inherently ______; many species leave no discernible traces, leading to significant gaps in our understanding of evolutionary history.Verbal Reasoning
  10. 110.A historian, examining ancient texts, noted that while some early philosophers advocated for a purely ______ approach to ethics, others emphasized the importance of emotional responses and social conditioning.Verbal Reasoning
  11. 111.A climatologist explained that while short-term weather patterns can be highly ______ and difficult to predict, long-term climate trends often exhibit a surprising degree of consistency and predictability.Verbal Reasoning
  12. 112.Despite a concerted effort to mitigate its effects, the invasive species continued to ______ the native ecosystem, causing irreversible damage to biodiversity.Verbal Reasoning
  13. 113.A literary critic argued that the author's latest novel, while praised for its intricate plot and vivid characterizations, ultimately suffered from a certain narrative ______, as it failed to resolve several key subplots, leaving readers with a sense of incompleteness.Verbal Reasoning
  14. 114.A recent anthropological theory posits that early human societies, far from being purely hierarchical, often displayed a remarkable degree of ______; decisions were frequently made through communal deliberation rather than by a single authority figure.Verbal Reasoning
  15. 115.Despite the prevailing notion that artificial intelligence will inevitably lead to widespread job displacement, many economists argue that AI's primary impact will be to ______ human capabilities, creating new roles and increasing overall productivity.Verbal Reasoning
  16. 116.A recent anthropological theory posits that early human societies, far from being purely hierarchical, were often characterized by a more ______ social structure, with evidence suggesting frequent shifts in leadership and communal decision-making processes.Verbal Reasoning
  17. 117.Although the artist's early works were characterized by their vibrant colors and bold brushstrokes, his later period saw a distinct shift towards a more ______ palette and a ______, almost ethereal quality, reflecting a deeper introspection. Select the two words that, when used to complete the sentence, fit the meaning of the sentence as a whole and produce completed sentences that are alike in meaning.Verbal Reasoning
  18. 118.Reading Comprehension: Tone: While some critics laud the latest legislative reforms as a triumph of democratic process, others decry them as a cynical power grab, arguing that the changes merely consolidate influence among the ruling elite. The reforms, ostensibly designed to streamline governance, have instead fueled a contentious debate about the very nature of political representation.Verbal Reasoning
  19. 119.The recent archaeological discovery of a previously unknown settlement in the Andes Mountains has challenged long-held assumptions about the Inca Empire's territorial reach and administrative structure. Artifacts unearthed at the site suggest a sophisticated level of organization and resource management, indicating that the empire's influence extended farther than previously believed. This finding necessitates a ______ of existing historical narratives, prompting scholars to reconsider the geographical and political boundaries of the ancient civilization. Which word, if inserted into the blank, best completes the sentence?Verbal Reasoning
  20. 120.A climatologist explained that while short-term weather patterns can be highly ______ and difficult to predict with precision, long-term climate trends often exhibit remarkable stability, allowing for more reliable projections over decades or centuries.Verbal Reasoning
  21. 121.A recent sociological study revealed that while many individuals express a desire for greater social ______ in their communities, their actual behaviors often demonstrate a preference for maintaining existing divisions and familiar social circles.Verbal Reasoning
  22. 122.A historian, analyzing ancient texts, noted that while some early philosophers advocated for a purely rational approach to understanding the cosmos, others were more ______ in their methodology, incorporating mystical beliefs and spiritual interpretations alongside empirical observation.Verbal Reasoning
  23. 123.A literary critic argued that the author's latest novel, while praised for its intricate plot and vivid characterizations, ultimately suffered from a certain ______; its narrative voice, though distinctive, often felt detached and emotionally distant from the events it described.Verbal Reasoning
  24. 124.Text Completion: Definition/Clarification: The scientist's groundbreaking theory was initially met with considerable ______, as it challenged long-held paradigms and lacked immediate empirical validation, though subsequent research gradually provided corroborating evidence.Verbal Reasoning
  25. 125.The rapid deforestation of the Amazon rainforest has led to a significant ______ in biodiversity, as countless species lose their habitats and face extinction. This ecological crisis, in turn, ______ global climate patterns, exacerbating the challenges of environmental conservation worldwide. Select the two words that, when used to complete the sentence, fit the meaning of the sentence as a whole and produce completed sentences that are alike in meaning.Verbal Reasoning
  26. 126.A recent archaeological dig unearthed artifacts suggesting that the ancient civilization, previously thought to be isolated, engaged in extensive trade networks, indicating a far more ______ culture than historians had assumed.Verbal Reasoning
  27. 127.A neuroscientist, studying decision-making, discovered that the human brain often relies on ______ processes, making snap judgments based on limited information, rather than engaging in exhaustive, step-by-step logical analysis.Verbal Reasoning
  28. 128.The newly discovered exoplanet, designated Kepler-186f, orbits within its star's habitable zone, leading astronomers to speculate about the potential for liquid water and, by extension, life. However, its atmosphere is still largely ______, making definitive conclusions about its habitability premature.Verbal Reasoning
  29. 129.Reading Comprehension: Structural Analysis: The first paragraph of a scientific paper introduces a new hypothesis and outlines the existing gaps in research that it aims to address. The second paragraph describes the methodology used to test this hypothesis, detailing the experimental setup and data collection protocols. The third paragraph presents the results of the experiment, often including statistical analysis and visual representations of the data. The fourth paragraph discusses the implications of these results, compares them to previous findings, and suggests avenues for future research. What is the primary function of the second paragraph in the context of the entire paper?Verbal Reasoning
  30. 130.Despite the prevailing notion that artificial intelligence will inevitably lead to widespread job displacement, many economists argue that AI's true impact will be more nuanced. They contend that while some tasks will be automated, new jobs requiring uniquely human skills—such as creativity, critical thinking, and interpersonal communication—will emerge. Furthermore, AI could augment human capabilities, allowing workers to be more productive and focus on higher-value activities. Therefore, a focus on reskilling and education, rather than alarmist predictions, is crucial for navigating this technological transition. The author's primary purpose in this passage is to:Verbal Reasoning
  31. 131.A recent study on the migratory patterns of monarch butterflies revealed that their traditional routes are becoming increasingly ______ due to climate change and habitat destruction, leading to a significant decline in their population.Verbal Reasoning
  32. 132.A biologist, studying evolutionary patterns, suggested that while a species might exhibit remarkable ______ in its physical traits for extended periods, genetic analyses often reveal a continuous, albeit subtle, process of adaptation occurring at the molecular level.Verbal Reasoning
  33. 133.For many years, critics bemoaned the director's films as being overly sentimental and dramatic, yet with the release of his latest work, a gritty, minimalist drama, audiences and critics alike have begun to ______ their assessment, acknowledging a newfound depth and restraint in his storytelling. Which word, if inserted into the blank, best fits the meaning of the sentence?Verbal Reasoning
  34. 134.A sociologist, examining historical records, noted that periods of rapid technological advancement often led to significant ______ in social structures, as traditional norms and institutions struggled to adapt to new realities.Verbal Reasoning
  35. 135.A political analyst observed that while the new legislation was ostensibly designed to promote economic equality, its actual provisions would likely ______ existing wealth disparities by disproportionately benefiting the affluent, thereby undermining its stated goal.Verbal Reasoning
  36. 136.A literary scholar argued that the author's later works, while often praised for their stylistic innovations, ultimately suffered from a certain ______; the complex narratives, though intellectually stimulating, often lacked the emotional resonance and clear thematic focus of her earlier, simpler stories.Verbal Reasoning
  37. 137.Studies on the effect of caffeine on cognitive performance have yielded ______ results; some research indicates a clear improvement in alertness and focus, while other studies report no significant effect or even a slight impairment in certain complex tasks. Which word, if inserted into the blank, best fits the meaning of the sentence?Verbal Reasoning
  38. 138.A pilot, preparing for a long-haul flight, meticulously checked every item on the pre-flight checklist. Despite the advanced automation in modern aircraft, the pilot understood that human vigilance remained ______ for ensuring passenger safety and operational integrity.Verbal Reasoning
  39. 139.Text Completion: Concession/Contrast: Although the new software promised to ______ workflow, initial user feedback suggests that its complex interface actually hinders productivity.Verbal Reasoning
  40. 140.The newly discovered manuscript was a ______ for historians, as it contained a wealth of previously unknown details about the reign of King Alaric II, including his private correspondence and previously uncataloged treasury records. Which word, if inserted into the blank, best fits the meaning of the sentence?Verbal Reasoning
  41. 141.A biologist, studying evolutionary patterns, suggested that while a species might exhibit apparent ______ in its morphology over short periods, underlying genetic changes are constantly occurring, eventually leading to significant diversification.Verbal Reasoning
  42. 142.A historian argues that the decline of the Roman Empire was not due to a single catastrophic event, but rather a confluence of protracted economic instability, political corruption, and social fragmentation. This perspective challenges the traditional narrative that often emphasizes barbarian invasions as the primary cause. Which of the following scenarios is most analogous to the historian's argument?Verbal Reasoning
  43. 143.The first paragraph of a scientific paper introduces the research problem, provides necessary background information, and states the paper's main objective or hypothesis. It typically moves from broad context to specific focus, setting the stage for the detailed methodology and results that follow. The author mentions that the first paragraph 'typically moves from broad context to specific focus' primarily to:Verbal Reasoning
  44. 144.A literary scholar argued that the author's later works, while often praised for their stylistic innovations, frequently suffered from a certain narrative ______, as characters' motivations became increasingly opaque and their actions seemingly arbitrary.Verbal Reasoning
  45. 145.The scientific community often champions the pursuit of pure knowledge, arguing that fundamental research, even without immediate practical applications, eventually yields unforeseen benefits. However, public funding for such endeavors remains a contentious issue. Critics often demand demonstrable returns on investment, pushing for research directly aimed at solving urgent societal problems. This tension highlights a fundamental ______ in how different stakeholders perceive the value and purpose of scientific inquiry. Which word, if inserted into the blank, best completes the sentence?Verbal Reasoning
  46. 146.The scientific community often champions the pursuit of pure knowledge, arguing that fundamental research, even without immediate practical applications, is inherently valuable. This perspective, however, sometimes clashes with public expectations for scientific endeavors to yield tangible, ______ benefits.Verbal Reasoning
  47. 147.A recent archaeological discovery in the Amazon rainforest revealed a complex network of ancient earthworks, including mounds, canals, and raised fields, far exceeding previous estimates of pre-Columbian population density and agricultural sophistication. This finding suggests that the region was not a pristine wilderness but rather a highly ______ landscape.Verbal Reasoning
  48. 148.While the initial public reception to the new municipal park was largely positive, with many praising its expansive green spaces and modern recreational facilities, some critics expressed ______ about its long-term sustainability, citing concerns over maintenance costs and potential ecological impact. Which word, if inserted into the blank, best fits the meaning of the sentence?Verbal Reasoning
  49. 149.Text Completion: Double Blank: Although the artist's early works were characterized by their ______ use of color, his later pieces often employed a more ______ palette, favoring muted tones over vibrant hues.Verbal Reasoning
  50. 150.A recent study on urban planning indicated that while extensive public transportation networks are crucial for city sustainability, they are not a ______ for thoughtful land-use policies; without the latter, even the most robust transit system can become underutilized.Verbal Reasoning