Tüm alıştırma soruları

In the early twentieth century, the discovery of manuscripts in the Tarim Basin written in Tocharian—an extinct Indo-European language family—upended long-held assumptions regarding the geographical dispersion of ancient Indo-European dialects. Prior to these excavations, philologists generally adhered to the 'centum-satem' dichotomy, a taxonomic scheme that divided Indo-European languages into western ('centum') and eastern ('satem') branches based on the phonetic development of palatal consonants. Standard models postulated that centum features were strictly confined to European branches such as Celtic, Germanic, and Italic, whereas satem developments characterized Asiatic branches including Indo-Iranian and Baltic. Tocharian, however, situated in the easternmost periphery of the Indo-European sphere in Xinjiang, unexpectedly exhibited unambiguous centum characteristics, retaining velar stops rather than assibilating them into sibilants.

This anomaly forced historical linguists to reevaluate the chronological and spatial dynamics of early Indo-European migrations. Rather than representing an isolated anomaly, Tocharian was increasingly interpreted as an archaic offshoot that had diverged prior to the widespread areal diffusion of satem innovations across Eurasia. Consequently, scholars ceased treating the centum-satem split as a primordial phylogenetic division, recognizing instead that satem features emerged through subsequent regional wave developments that bypassed isolated peripheral dialects like Tocharian.

Based on the passage, which of the following can be inferred regarding the 'centum-satem' dichotomy prior to the discovery of Tocharian manuscripts?

Select all that apply.

Although the lead researcher was genuinely enthusiastic about the initial survey results, she felt compelled to _____ her praise until the comprehensive laboratory dataset could be fully analyzed. Which of the following words, when inserted into the blank, produce sentences that are coherent and equivalent in meaning? Select exactly TWO options.

Geochemists analyzing drill core samples from subglacial Lake Mercer in Antarctica discovered elevated concentrations of dissolved methane alongside specialized methanotrophic bacteria. Because these bacterial populations exhibit peak metabolic rates strictly within thermal gradients matching geothermal vents detected beneath the ice sheet, researchers concluded that geothermal activity, rather than surface organic runoff trapped during ice sheet formation, is the primary energy source sustaining the microbial ecosystem in the subglacial lake. Which of the following, if true, most strengthens the researchers' conclusion?

Far from being a purely ________ gesture intended to signal submission, the avian display during territorial disputes actually functions as a calculated provocation designed to goad rivals into premature confrontation.

Which of the following two options, when inserted into the sentence, produce completed sentences that are most similar in meaning?

A metropolitan transit authority plans to replace its entire fleet of municipal diesel buses with electric buses powered by lithium-iron-phosphate batteries, claiming that this transition will significantly decrease the city's overall net greenhouse gas emissions over the next decade. The authority points to studies demonstrating that electric buses generate zero direct tailpipe emissions, whereas the current diesel fleet contributes twelve percent of the city's overall transportation-related carbon output.

Which of the following statements represent necessary assumptions upon which the transit authority's argument depends? Select all that apply.

Professor Aris’s treatise on early modern cartographic techniques is explicitly __________: rather than offering a radical revision of historical mapping protocols, the volume functions as a thorough restatement and detailed elaboration of established eighteenth-century surveying methods. Which of the following words best completes the sentence?

The epistemologist’s monograph on cognitive heuristics is fundamentally ________: across several meticulously structured chapters, it systematically restates and expands upon her foundational principles of deductive inference, providing exhaustive clarification rather than advancing novel theoretical frameworks. Which of the following words best completes the sentence?

Match each vocabulary term on the left with the option on the right that serves as its closest synonym.

Although the pioneer in computational linguistics insisted that her early parsing algorithms were developed purely as dispassionate diagnostic tools, her private correspondence reveals a distinctly ________ ambition to dismantle competing probabilistic models. Which of the following options best completes the sentence while preserving the contextually required tone and connotation?

In a 1978 monograph on late-nineteenth-century agricultural hydrology in the lower Mississippi basin, environmental historian Sarah Mercer investigated the structural failures of early earthen levees constructed by private agrarian consortiums. Mercer noted that while contemporary engineers attributed levee breaches exclusively to seasonal flood volumes exceeding historical averages, sedimentological analysis reveals that structural integrity was primarily compromised by the systematic removal of riparian hardwood forests. Root systems of species such as Quercus nigra had previously stabilized alluvial soils; their clearing for cotton cultivation increased sub-surface seepage by upwards of forty percent. Furthermore, Mercer documented that private consortiums frequently relied on uncompacted clay fill rather than the clay-silt mixtures mandated by regional civil engineering guidelines of the 1880s, thereby creating localized structural voids susceptible to piping failure under modest hydraulic pressure.

Based on the passage, which of the following statements regarding late-nineteenth-century levees in the lower Mississippi basin are explicitly supported? Select all that apply.

Although the committee's report proposed several ambitious environmental reform measures, its recommendations were ultimately deemed ________ by industry executives, who dismissed the proposed implementation timelines as completely unfeasible.

Which TWO of the following answer choices, when inserted into the blank, produce completed sentences that are most similar in meaning?

Read the passage below:

While nineteenth-century agricultural chemistry was long dominated by Justus von Liebig's "mineral theory"—which asserted that plants absorb nitrogen exclusively from inorganic soil nitrates derived from decaying organic matter—the French agronomist Jean-Baptiste Boussingault introduced a methodological counterweight through precise quantitative crop-rotation accounting. Boussingault measured the total nitrogen content of seeds, harvested crops, and soil amendments across multi-year rotations on his Alsatian estate. Crucially, he observed that leguminous plants such as clover accumulated significantly more nitrogen than could be accounted for by soil depletion alone, whereas cereal crops exhibited a strict nitrogen deficit relative to soil inputs. Although Boussingault stopped short of identifying the biological mechanism—namely, symbiotic bacterial nitrogen fixation in root nodules, which was not demonstrated until decades later—his empirical accounting directly challenged Liebig's reductionist chemical framework. By demonstrating that certain crop sequences actively enriched soil nitrogen reserves, Boussingault provided a rigorously documented rationale for traditional crop rotation practices that mainstream chemical theory had previously dismissed as mere empirical folklore.

Which of the following best describes the primary rhetorical function of the sentence noting that leguminous plants accumulated significantly more nitrogen than could be accounted for by soil depletion alone?

In the mid-1950s, cartographer Marie Tharp identified a prominent V-shaped rift valley running continuously along the axis of the Mid-Atlantic Ridge while constructing bathymetric maps from oceanic echo-sounding profiles. Her collaborator, geologist Bruce Heezen, initially dismissed her interpretation of the rift, attributing the topography to artifactual errors in sonar data or localized volcanic scouring. At the time, mainstream American geophysics was dominated by fixist paradigms that viewed continental positions as permanently fixed; acknowledging a continuous global mid-ocean rift implied large-scale tension and crustal spreading, directly supporting Alfred Wegener’s controversial hypothesis of continental drift. It was only after independent seismic data demonstrated a precise alignment between shallow earthquake epicenters and Tharp’s mapped rift zone that Heezen accepted the feature's existence. Consequently, Tharp’s bathymetric synthesis provided pivotal empirical support for modern plate tectonics, though her early contribution was obscured by contemporary institutional biases and theoretical resistance.

Based on the passage, the passage implies which of the following regarding the geophysical community's initial reluctance to accept Tharp's identification of the rift valley?

Far from viewing the historical archive as an (i)________ record of objective facts, contemporary historiographers regard it as inherently (ii)________; consequently, any attempt to construct a definitive narrative without acknowledging these embedded biases is bound to yield not an authentic rendering of the past, but rather a structurally (iii)________ account.

Which of the following sets of words, when inserted into the passage in order, best completes the text logically and coherently?

Complete the passage by providing the word in the blank that best preserves the logical support and cause-effect relationships established in the text.

Despite the lead researcher's initial optimism regarding the potential breakthrough, subsequent control trials served to ________ the team's enthusiastic claims, forcing them to adopt a far more cautious timeline for public deployment. Which TWO of the following answer choices, when inserted into the sentence, produce completed sentences that are alike in meaning?

Because the enamel microwear patterns on the fossilized hominin molars consistently exhibit deep, parallel striations characteristic of a hard-vegetation diet, paleontologists concluded that the species' dietary reliance on fibrous roots was directly ________ by the seasonal scarcity of soft fruits. Which of the following words best completes the blank?

Based on the elaboration and restatement clues in the text below, what words best complete the passage?

Far from maintaining a strictly pessimistic outlook on the feasibility of neural plasticity in older adults, the lead neurologist offered a remarkably _____ assessment, emphasizing recent clinical trial data that demonstrated significant cognitive adaptation. Which of the following words best completes the sentence while maintaining proper contextual tone and valence?

Despite the lead economist's initial reputation for relentless optimism regarding market stability, her recent monograph on systemic financial fragility adopts a tone that is far from celebratory; instead, her analysis is pervaded by a pervasive ________, emphasizing that unmitigated risk remains lurking beneath apparent fiscal prosperity.

Which of the following words best completes the sentence in accordance with the contextual tone and structural clues?