YDT Paragraf Tamamlama dersi, Paragraf tamamlama konusundan 103 özgün örnek soru.
Önce kendin çöz, sonra “Cevabı göster” ile kontrol et; adım adım çözüm her sorunun kendi sayfasında.
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The invention of the Gutenberg movable type printing press in the 1440s triggered an unprecedented information revolution. Before this innovation, books were painstakingly transcribed by hand by scribes, rendering them expensive luxuries reserved for the clergy and nobility. ---- As a consequence, literacy rates soared, scientific knowledge disseminated rapidly, and religious reformations gained unstoppable momentum across Europe.
A)Gutenberg struggled financially throughout his life despite the monumental significance of his invention.
B)Movable type made the mass reproduction of written texts fast, uniform, and remarkably affordable.
C)Latin remained the dominant language of scholarly communication throughout the Renaissance.
D)Many medieval manuscripts were illuminated with exquisite gold leaf and vibrant pigments.
E)Parchment made from animal skins was gradually replaced by linen rag paper imported from China.
Cevabı göster
Doğru cevap: B) Movable type made the mass reproduction of written texts fast, uniform, and remarkably affordable.
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Neuroplasticity refers to the brain's remarkable capacity to reorganize its neural connections in response to learning, experience, or injury. For decades, the dominant medical dogma held that the adult human brain was rigid and structurally unalterable after early childhood. ---- Modern neuroimaging experiments have demonstrated that practicing a new musical instrument or learning a foreign language can physically alter synaptic density even in elderly individuals.
A)Stroke victims rarely regain motor control without intensive and early physical rehabilitation.
B)However, pioneering research in the late 20th century thoroughly debunked this static view.
C)Children acquire native language fluency with significantly less conscious effort than adults.
D)Memory consolidation primarily occurs during specific deep stages of non-REM sleep.
E)Genetic predispositions play a major role in dictating an individual's baseline cognitive capacity.
Cevabı göster
Doğru cevap: B) However, pioneering research in the late 20th century thoroughly debunked this static view.
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Urban heat islands occur when cities replace natural land cover with dense concentrations of pavement, buildings, and asphalt. These surfaces absorb and retain heat during daylight hours and release it slowly at night. ---- Consequently, urban centers often register temperatures several degrees higher than surrounding rural outskirts, exacerbating heat stress among vulnerable residents.
A)Green roofs and reflective building materials can help dissipate excessive solar radiation.
B)Additionally, waste heat generated by vehicles, factories, and air conditioning units further warms the urban canopy.
C)Rural communities typically consume significantly less electrical energy per household than metropolitan areas.
D)Solar panels installed on residential roofs contribute to decentralized clean electricity generation.
E)Urban planners are designing wider avenues to accommodate mass transit bus lanes.
Cevabı göster
Doğru cevap: B) Additionally, waste heat generated by vehicles, factories, and air conditioning units further warms the urban canopy.
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Language acquisition in infants follows an extraordinarily universal progression across diverse cultures. Regardless of whether they are exposed to English, Turkish, or Mandarin, babies begin cooing and babbling at roughly the same developmental milestones. ---- This consistency strongly suggests that human beings possess an innate, biologically predetermined blueprint for acquiring spoken language.
A)Bilingual children often exhibit greater cognitive flexibility than monolingual peers.
B)Moreover, deaf infants exposed to sign language babble rhythmically using their hands around the same age.
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The James Webb Space Telescope (JWST) operates primarily in the infrared spectrum of light. This choice of wavelength is crucial for investigating the earliest epochs of the cosmos. ---- Because cosmic expansion stretches this ancient visible and ultraviolet light into longer infrared wavelengths, only an infrared observatory like JWST can unveil those first stellar nurseries.
A)Infrared detectors require cryogenic cooling systems to prevent thermal noise from blinding their instruments.
B)Light emitted by the very first stars and galaxies billions of years ago has undergone profound cosmological redshift.
C)The Hubble Space Telescope was launched into low Earth orbit aboard the space shuttle Discovery in 1990.
D)Radio astronomy utilizes colossal ground-based dish antennas to detect pulsars and cosmic microwave background radiation.
E)Engineers designed a gigantic five-layer sunshield to protect the telescope from the Sun's scorching heat.
Cevabı göster
Doğru cevap: B) Light emitted by the very first stars and galaxies billions of years ago has undergone profound cosmological redshift.
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Placebos have long intrigued medical researchers because they demonstrate the tangible physiological power of mental expectation. In clinical trials, patients receiving inert sugar pills frequently report significant reductions in pain or improvements in psychological symptoms. ---- Brain scans reveal that believing a treatment will work prompts the release of endogenous endorphins and dopamine, generating genuine biochemical relief.
A)Double-blind trials are strictly designed to eliminate experimental bias among medical researchers.
B)This therapeutic response is not merely imagined or fabricated by the patient.
C)Pharmaceutical companies spend billions of dollars identifying and synthesizing novel chemical compounds.
D)The nocebo effect occurs when negative expectations cause a patient to experience adverse side effects.
E)Ethical guidelines prohibit physicians from knowingly administering placebos in place of standard treatments.
Cevabı göster
Doğru cevap: B) This therapeutic response is not merely imagined or fabricated by the patient.
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Microplastics have now permeated virtually every ecosystem on Earth, from summit snows to abyssal ocean trenches. These minute particles break down from discarded packaging, synthetic textiles, and car tires. ---- Once ingested by zooplankton and small fish, the pollutants accumulate as they ascend the trophic chain, eventually reaching human dining tables through seafood.
A)Recycling facilities are often unable to process contaminated household plastic waste profitably.
B)Their tiny dimensions make them readily mistaken for food by aquatic organisms.
C)Many countries have implemented bans on single-use shopping bags to curtail plastic litter.
D)Biodegradable polymers derived from corn starch are gaining popularity as packaging alternatives.
E)Ocean clean-up vessels use floating booms to capture buoyant debris from the Great Pacific Garbage Patch.
Cevabı göster
Doğru cevap: B) Their tiny dimensions make them readily mistaken for food by aquatic organisms.
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In ancient Sparta, education was completely subordinated to the military needs of the city-state. At the tender age of seven, boys were removed from their families to enter the agoge, a rigorous state-run training regime. ---- Through this brutal regimen, Spartan youths were transformed into obedient, resilient soldiers capable of enduring extreme battlefield hardships without flinching.
A)Spartan women enjoyed far greater property rights and social autonomy than Athenian women.
B)There, they were subjected to harsh physical conditioning, sparse diets, and rigorous discipline.
C)The Peloponnesian War ended with Sparta defeating its long-standing cultural rival, Athens.
D)Helots provided the enslaved agricultural labor force that sustained the Spartan warrior class.
E)Philosophers in classical Greece frequently criticized Sparta for neglecting rhetoric and literature.
Cevabı göster
Doğru cevap: B) There, they were subjected to harsh physical conditioning, sparse diets, and rigorous discipline.
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The phenomenon of bioluminescence—light production by living organisms—serves diverse survival purposes across nature. Fireflies flash distinct rhythm patterns in the summer dusk to attract mates of their own species. In contrast, deep-sea anglerfish dangle a glowing lure directly over their jaws to draw curious prey into striking range. ---- Whether for finding a partner, hunting, or evading capture, nature has harnessed cold chemical light with stunning ingenuity.
A)Human researchers have inserted fluorescent jellyfish genes into laboratory mice for cellular tracking.
B)Luciferin is the generic substrate molecule that reacts with oxygen to generate luminescence.
C)Most deep-sea trenches are completely devoid of any natural sunlight throughout the year.
D)Other marine species, such as certain squids, emit luminous clouds of ink to confuse and escape predators.
E)Sunlight penetrates seawater only down to a depth of roughly two hundred meters.
Cevabı göster
Doğru cevap: D) Other marine species, such as certain squids, emit luminous clouds of ink to confuse and escape predators.
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Coffee is one of the most traded agricultural commodities globally, sustaining livelihoods for over one hundred million people. However, coffee cultivation is notoriously sensitive to climate variability. Coffea arabica, the species favored for premium brews, requires precise temperatures and rainfall patterns to produce quality beans. ---- Agronomists warn that without adapting agricultural practices or breeding climate-resilient cultivars, global coffee shortages could become imminent.
A)Robusta coffee contains nearly twice as much caffeine as Arabica coffee but has a more bitter flavor profile.
B)As global temperatures rise, suitable land for Arabica farming is projected to decline by up to 50 percent by 2050.
C)Fair trade certification ensures that smallholder farmers receive equitable compensation for their harvest.
D)Ethiopia is historically recognized as the botanical birthplace of the Coffea arabica tree.
E)Espresso preparation relies on high-pressure water extraction to produce a dense layer of crema.
Cevabı göster
Doğru cevap: B) As global temperatures rise, suitable land for Arabica farming is projected to decline by up to 50 percent by 2050.
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The Silk Road was not a single paved highway, but an extensive network of overland trading routes connecting China with the Mediterranean world. Along these rugged mountain passes and desert tracks, luxury commodities like silk, porcelain, spices, and glass changed hands across thousands of miles. ---- Buddhism, for example, traveled along merchant caravans from ancient India into Central Asia and China, profoundly altering East Asian civilizations.
A)The Venetian merchant Marco Polo traveled across these routes during the Mongol Empire's reign.
B)Yet the exchange of ideas, philosophies, and religious beliefs proved far more consequential than merchandise.
C)Caravanserais were strategically spaced roughly thirty kilometers apart to provide refuge for pack animals.
D)Maritime trade routes eventually surpassed overland routes due to lower transportation costs.
E)The construction of the Great Wall was partly intended to protect northern Silk Road trade corridors.
Cevabı göster
Doğru cevap: B) Yet the exchange of ideas, philosophies, and religious beliefs proved far more consequential than merchandise.
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Sleep was long regarded by evolutionary biologists as an evolutionary paradox. While unconscious, an animal is vulnerable to predators and unable to forage, mate, or nurture its young. ---- Research indicates that during sleep, the brain's glymphatic system flushes out toxic metabolic waste products, including amyloid plaques linked to cognitive decline.
A)Many animals in the wild sleep with one eye open to maintain vigilance against ambush.
B)Yet virtually every animal species exhibits some form of slumber, proving its indispensable biological necessity.
C)Sleep deprivation impairs executive decision-making and heightens emotional reactivity in humans.
D)Dreams occur most vividly during rapid eye movement (REM) stages of sleep.
E)Nocturnal predators have developed exceptional auditory senses to hunt slumbering prey.
Cevabı göster
Doğru cevap: B) Yet virtually every animal species exhibits some form of slumber, proving its indispensable biological necessity.
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Before the development of synthetic fertilizers in the early 20th century, agricultural yields were severely bottlenecked by available reactive nitrogen in the soil. Natural nitrogen fixation by soil bacteria was simply too slow to support booming populations. ---- Invented by Fritz Haber and industrialized by Carl Bosch, this revolutionary chemical process synthesized ammonia directly from atmospheric nitrogen, effectively removing the biological ceiling on human food production.
A)Crop rotation with legumes was the primary traditional technique used to replenish soil nitrogen.
B)The discovery of the Haber-Bosch process transformed this dynamic forever.
C)Nitrogen runoff into rivers often triggers massive algal blooms and aquatic dead zones.
D)World population grew exponentially after the conclusion of the Industrial Revolution.
E)Guano deposits on Pacific islands were once fiercely contested for their fertilizer value.
Cevabı göster
Doğru cevap: B) The discovery of the Haber-Bosch process transformed this dynamic forever.
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The Antikythera mechanism, recovered from an ancient shipwreck off the coast of Greece in 1901, stunned historians of science. Dating back to around the 2nd century BCE, this intricate bronze device contained dozens of interlocking precision gear wheels. ---- By turning a small hand crank, ancient astronomers could accurately predict solar and lunar eclipses as well as track the complex astronomical motions of the known planets.
A)Bronze artifacts corrode heavily when exposed to saltwater environments over centuries.
B)Nothing of comparable mechanical sophistication would reappear in historical records until the medieval clockwork of Europe.
C)Modern 3D X-ray tomography has revealed that the mechanism served as an analog astronomical computer.
D)The shipwreck was discovered by sponge divers seeking shelter from an Aegean storm.
E)Ancient Greeks believed that celestial movements directly governed the destiny of human rulers.
Cevabı göster
Doğru cevap: C) Modern 3D X-ray tomography has revealed that the mechanism served as an analog astronomical computer.
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Bees perform an indispensable ecological service through pollination. As they fly from bloom to bloom collecting nectar, pollen grains adhere to their fuzzy bodies and fertilize neighboring plants. ---- Without their pollinating activity, many wild flowering plants and commercially vital agricultural crops like almonds, apples, and berries would fail to produce fruit.
A)Worker bees communicate the distance and direction of floral patches through the waggle dance.
B)This simple mutualistic interaction is essential for the reproductive cycle of thousands of plant species.
C)Beekeeping has been practiced since ancient Egyptian times for honey and beeswax production.
D)Parasitic Varroa mites have inflicted heavy losses on managed honeybee colonies worldwide.
E)Bumblebees are capable of buzz pollination, which honeybees cannot perform efficiently.
Cevabı göster
Doğru cevap: B) This simple mutualistic interaction is essential for the reproductive cycle of thousands of plant species.
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Deserts are often stereotyped as lifeless wastelands of scorching sand dunes. In reality, arid ecosystems support an astonishing variety of flora and fauna specially adapted to extreme water scarcity. ---- For instance, the kangaroo rat can survive its entire life without drinking water directly, obtaining all necessary hydration from the metabolic processing of dry seeds.
A)Flash floods in desert canyons can be lethal because dry soil fails to absorb rainwater quickly.
B)These specialized adaptations include nocturnal activity cycles, moisture-conserving physiology, and deep taproots.
C)The Sahara Desert spans across eleven North African nations from the Atlantic to the Red Sea.
D)Desertification is threatening fertile arable land along the southern boundaries of the Sahel region.
E)Cacti store water in their swollen stems and protect themselves from herbivores with sharp spines.
Cevabı göster
Doğru cevap: B) These specialized adaptations include nocturnal activity cycles, moisture-conserving physiology, and deep taproots.
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For centuries, astronomers debated whether planets orbited other stars beyond our solar system. Without powerful detection technology, observing an exoplanet directly was nearly impossible due to the overwhelming glare of its host star. ---- Known as the transit method, this technique allows space telescopes like Kepler and TESS to identify thousands of alien worlds by tracking tiny, periodic dips in stellar brightness.
A)Most stars in the Milky Way galaxy are classified as red dwarfs.
B)However, scientists eventually devised ingenious indirect methods to detect them.
C)Radio telescopes were initially constructed to detect signals from intelligent alien civilizations.
D)Comets and asteroids pose a constant collision hazard to planets in inner solar systems.
E)Optical lenses require regular maintenance to prevent atmospheric dust from settling on mirrors.
Cevabı göster
Doğru cevap: B) However, scientists eventually devised ingenious indirect methods to detect them.
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Urban green spaces are far more than aesthetic amenities for city dwellers. Urban parks and tree-lined streets provide vital ecosystem services, including air filtration, noise attenuation, and carbon sequestration. ---- By shading concrete pavements and releasing water vapor through evapotranspiration, dense vegetation can reduce localized neighborhood temperatures by as much as three degrees Celsius.
A)Cities with limited tax revenues often neglect routine landscape maintenance.
B)Crucially, they play a frontline role in mitigating the perilous urban heat island effect.
C)Many residents prefer driving private vehicles rather than commuting on municipal buses.
D)Suburban expansion frequently encroaches on surrounding agricultural land.
E)Urban architects are increasingly incorporating concrete brutalist aesthetics into building façades.
Cevabı göster
Doğru cevap: B) Crucially, they play a frontline role in mitigating the perilous urban heat island effect.
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The phenomenon of antibiotic resistance represents one of the gravest perils confronting 21st-century medicine. When antibiotics are overprescribed or misused, susceptible bacterial colonies are wiped out, leaving behind mutant strains with genetic resistance. ---- Consequently, routine surgical operations, chemotherapy, and organ transplants could become fatally dangerous if common hospital infections become untreatable.
A)Pharmaceutical companies have developed dozens of novel vaccine formulas against viral pathogens.
B)These resistant bacteria then multiply unhindered and share their protective genes across species.
C)Penicillin was discovered accidentally by Alexander Fleming in a London laboratory in 1928.
D)Proper hand hygiene in medical wards has been proven to curb the spread of common colds.
E)Many countries have implemented public health educational campaigns encouraging regular cardiovascular checkups.
Cevabı göster
Doğru cevap: B) These resistant bacteria then multiply unhindered and share their protective genes across species.
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During the Industrial Revolution, the rapid transition from agrarian handicraft to factory-based mechanized production brought immense economic growth. However, it also sparked severe social upheavals. ---- In response, workers formed mutual aid associations and nascent trade unions, demanding shorter working hours, child labor bans, and fair compensation.
A)Agricultural output surged due to the invention of the horse-drawn mechanical seed drill.
B)Working-class families were crowded into unsanitary urban slums and subjected to hazardous, twelve-hour factory shifts.
C)Steamships transformed transatlantic immigration by slashing travel times across the ocean.
D)Aristocratic landowners invested heavily in colonial overseas trading enterprises.
E)The textile industry in Britain was the first to adopt coal-powered spinning machinery.
Cevabı göster
Doğru cevap: B) Working-class families were crowded into unsanitary urban slums and subjected to hazardous, twelve-hour factory shifts.