YDS Anlam Akışını Bozan Cümle Çözümlü Örnek Sorular

Metin 1

(I) Cholesterol is a fatty substance that the body needs for various functions, such as building cells and producing certain hormones. (II) Increasing consumption of processed foods, however, greatly raises the risk of cholesterol-related diseases such as heart attack and stroke. (III) Cholesterol was first isolated from gallstones by a French chemist in the eighteenth century, long before its role in the body was understood. (IV) It is nearly impossible for a person to maintain healthy cholesterol levels without paying attention to diet and exercise. (V) In view of these facts, doctors state that regular check-ups are a must for anyone concerned about their long-term health.

Metin 2

(I) Wetlands such as marshes and swamps act as natural water filters. (II) Many wetlands were drained in the past because they were thought to spread diseases such as malaria. (III) As water moves slowly through them, sediments settle out and plants absorb excess nutrients such as nitrogen and phosphorus. (IV) Bacteria living in the mud break down many pollutants, turning some of them into harmless gases. (V) For this reason, some towns now build artificial wetlands to treat wastewater at a lower cost than conventional treatment plants.

Metin 3

(I) In recent years, researchers in several fields have tried to repeat well-known experiments, often with disappointing results. (II) A considerable number of published findings, especially in psychology and medicine, could not be reproduced when the studies were carried out again. (III) One reason is that journals have traditionally preferred to publish positive and surprising results, which encourages researchers to report only the analyses that worked. (IV) Scientific journals first appeared in the seventeenth century as a way for scholars to share their observations. (V) To address the problem, many scientists now register their hypotheses and methods before collecting data, making it harder to change the analysis after seeing the results.

Metin 4

(I) Ancient empires, especially those in the East, developed complex administrative bodies to keep their vast territories under control. (II) These bodies relied upon a hierarchical class system, in which officials were given the ability to act swiftly upon the emperor's orders. (III) The function of such structures was simple: to ensure that resources and information could flow smoothly across the state without delay. (IV) Today, many schools use advanced technologies to make learning easier and more interactive for young students. (V) Without this administrative framework, it would have been impossible for such empires to sustain their power for centuries, even as their political systems changed over time.

Metin 5

(I) Before the middle of the twentieth century, loading and unloading cargo ships was slow and expensive, since goods of all shapes and sizes had to be handled one by one. (II) The introduction of standard steel containers changed this completely, as the same box could be moved from a ship to a train or lorry without being opened. (III) Ports were redesigned with huge cranes, and ships grew much larger to carry thousands of containers at once. (IV) As a result, the cost of transporting goods across oceans fell dramatically, which helped to make global supply chains possible. (V) Many ports were originally built at river mouths, where ships could shelter from storms.

Metin 6

(I) Nuclear fusion, the process that powers the Sun, releases energy when light atomic nuclei join together to form heavier ones. (II) On Earth, reproducing this process requires heating hydrogen to temperatures far higher than those at the centre of the Sun. (III) At such temperatures no solid material can contain the fuel, so researchers use powerful magnetic fields to hold the hot gas away from the walls of the reactor. (IV) The main challenge is to produce more energy from the reactions than is needed to heat and confine the fuel in the first place. (V) The Sun itself will continue to shine in much the same way for several billion more years before its hydrogen fuel begins to run out.

Metin 7

(I) Since antibiotics were first discovered in the twentieth century, they have been widely used not only to treat human diseases but also to promote growth in animals raised for food. (II) Various types of antibiotics are now routinely given to livestock in industrial farming systems, and this practice has become a major concern among scientists studying resistance. (III) Many researchers view the loss of antibiotic effectiveness as one of the most serious threats facing modern medicine, since resistant bacteria can transport themselves across borders through food and travel. (IV) Global warming has intensified in recent decades, and its effects on ecosystems can be observed in the changing flow of rivers and the migration patterns of animals in cities. (V) In order to reduce this loss of power over infections, health organizations are searching for accurate testing methods and sustainable solutions, publishing their results in books and journals for public awareness.

Metin 8

(I) Auroras are displays of coloured light that appear in the night sky, mainly near the polar regions. (II) They are caused by charged particles from the Sun, which are carried towards the Earth by the solar wind. (III) The Earth's magnetic field guides many of these particles towards the poles, where they collide with gases in the upper atmosphere. (IV) The polar regions experience long periods of continuous daylight in summer and darkness in winter. (V) These collisions give the gases extra energy, which they release as light, with oxygen usually producing green and red colours and nitrogen producing blue and purple ones.

Metin 9

(I) Kidney stones have become a widely spread health issue affecting numerous people across every age group. (II) Doctors say that several factors, including low water intake and high salt consumption, have started to increase the number of cases in recent years. (III) Interestingly, the Renaissance period saw remarkable progress in art and science, as painters and scholars turned towards new ways of representing the human body. (IV) The main symptom of kidney stones is often severe pain, which can sometimes spread to the back and lower abdomen. (V) Fortunately, improving diagnostic methods now allow doctors to detect stones before they reach a size that cannot be treated without surgery.

Metin 10

(I) For decades, researchers have emphasized that sports play a crucial role in a child's overall development, both physically and emotionally. (II) Engaging in specific physical activities allows a child to channel excess energy in a healthy and constructive way. (III) Historians note that ancient empires often relied on metal weapons and armor to expand their territories through military conquest. (IV) Beyond physical benefits, sports help children build self-confidence, develop social skills, and manage their feelings more effectively. (V) In fact, when children have enough free time to enjoy quality play and sports, their ability to cope with chronic stress seems to improve, creating a natural flow between physical activity and emotional well-being.