IELTS Academic Reading Practice Test 01
When the Night Train Redrew the Map
During the first decades of passenger rail travel, most journeys ended before darkness. Early locomotives could run at night, but railway companies were reluctant to schedule long overnight services. Station lamps were weak, signals were difficult to see, and the separate companies operating adjoining lines rarely coordinated their timetables. A traveller crossing a national border, or even moving between two regions of the same country, might arrive after the final connection had departed and be forced to find a bed near the station.
By the 1870s, several technical changes made regular night travel more practical. Continuous brakes allowed a driver to control every carriage rather than relying on guards to operate individual brakes. Improved signalling reduced the risk of two trains occupying the same section of track, while brighter gas lighting made platforms and carriage interiors safer. Railway companies also began publishing through-timetables, enabling passengers to complete a long journey without negotiating a collection of unrelated local schedules.
The earliest overnight carriages offered little comfort. Passengers remained in upright seats and protected themselves from cold air with coats and blankets. Wealthier travellers sometimes paid for a private compartment, although the arrangement still provided no proper bed. In North America, George Pullman developed sleeping cars with seats that could be converted into berths and with curtains that offered a limited degree of privacy. Pullman's business model depended not only on building the vehicles but also on staffing them and maintaining a consistent service across different railway networks.
The European luxury sleeping car is more closely associated with the Belgian entrepreneur Georges Nagelmackers. After observing Pullman-style travel during a visit to the United States, Nagelmackers proposed a network of comfortable international carriages. His company supplied sleeping and dining cars that could be attached to trains belonging to several national operators. This avoided the need for passengers to change at every frontier. The best-known service, the Orient Express, began running in 1883, although its route, frequency and final destination changed several times during its long history.
Night trains altered more than the experience of wealthy tourists. Postal authorities used them to move letters while cities slept, and newspapers could reach distant markets in time for morning sale. Business travellers saved a working day by sleeping on the train, while less expensive shared compartments gradually opened overnight travel to middle-income passengers. Resorts that had once depended mainly on nearby visitors began advertising to people living hundreds of kilometres away. In some countries, special weekend trains allowed urban workers to leave on Friday evening and return early on Monday.
The expansion did not continue indefinitely. From the 1960s, private cars offered greater flexibility, and short-haul aviation dramatically reduced journey times between major cities. Many railway administrations also preferred daytime trains because sleeping cars were expensive to staff, clean and store. Routes disappeared, and the remaining services were sometimes treated as outdated survivors rather than an important part of the transport system.
Geography also shaped which services survived. Night trains remained useful where major cities were separated by distances that were too long for a convenient daytime journey but too short to justify the time spent travelling to and waiting at airports. They were less successful on routes with slow border procedures or poor onward connections. In very large countries, meanwhile, one night was sometimes insufficient, so operators had to provide meals and daytime seating as well as beds. There was never a single business model that suited every railway.
In the twenty-first century, however, interest has revived. Concern about aviation emissions has encouraged some passengers to reconsider overnight rail, particularly on journeys for which a daytime train would consume most of a working day. New operators have introduced compact cabins, electronic locks and hotel-style booking systems. Yet enthusiasm does not remove the economic obstacles. A sleeping carriage holds fewer passengers than a seated coach, and it may stand unused during daylight hours. Track-access charges also differ between countries, making international planning complicated.
The modern night train therefore occupies an unusual position. It is promoted as both a practical form of low-carbon transport and a memorable travel experience. Its future will depend less on nostalgia than on reliable connections, sensible fares and cooperation between infrastructure managers. The technology already exists; the harder task is coordinating the institutions that control the rails.
Questions 1-6
Complete the notes below.
Choose ONE WORD ONLY from the passage for each answer.
The development of overnight rail travel
- Early railway companies did not always coordinate their __________.
- Continuous __________ gave drivers greater control over all the carriages.
- Early passengers sometimes used their own __________ to stay warm.
- Pullman's sleeping berths had __________ to give passengers some privacy.
- Night trains helped distant newspapers arrive in time for their morning __________.
- Modern concern about aviation __________ has renewed interest in night trains.
Questions 7-13
Do the following statements agree with the information given in Reading Passage 1?
Write TRUE, FALSE or NOT GIVEN.
- The first passenger railways were technically incapable of operating after dark.
- Private compartments in early overnight trains always contained beds.
- Nagelmackers developed his proposal after experiencing rail travel in the United States.
- All passengers on the first Orient Express travelled to the same final destination.
- Night trains contributed to the growth of tourism beyond local markets.
- The decline of night trains was caused exclusively by the expansion of air travel.
- Most modern international night-train services make a profit without financial support.
The Hidden Life of Urban Soil
A City planners have traditionally treated soil as the material left over after buildings, roads and pipes have been designed. On engineering drawings it may appear merely as a surface to be removed, compressed or covered. Yet urban soil performs tasks that are expensive to reproduce artificially. It absorbs rainfall, stores carbon, supports vegetation and hosts organisms that break down dead material. The growing interest in climate-resilient cities has therefore forced researchers to examine what lies beneath pavements, parks and private gardens.
B Unlike the relatively continuous soil profiles found in undisturbed landscapes, city soils are assembled from many episodes. A single site may contain natural clay, ash from nineteenth-century heating, fragments of brick, imported topsoil and organic waste from a former garden. Construction can move these materials several times. As a result, two samples taken only a metre apart may have very different physical and chemical properties. This extreme variation makes broad statements about the soil of an entire city unreliable.
C Soil physicist Arun Patel studies compaction, one of the most common urban problems. Heavy machinery presses soil particles together, removing the spaces through which air and water normally move. Patel has shown that compacted ground beside new developments can shed rain almost as quickly as a paved surface. Tree roots struggle to penetrate it, and water accumulates in shallow depressions rather than entering the ground. Simply planting more trees will not solve this problem if the soil surrounding them has been compressed beyond the point at which roots can expand.
D Chemical contamination receives greater public attention. Former industrial land may contain lead, arsenic or petroleum residues, while busy roads contribute particles from brakes and tyres. Environmental chemist Mei Chen warns that a measurement of total metal concentration does not, by itself, reveal how much can enter a plant or the human body. Soil acidity, particle size and organic matter influence whether a contaminant remains tightly bound or becomes biologically available. Chen also notes that imported topsoil can temporarily hide a polluted layer rather than remove the underlying risk. Interpreting a sample therefore requires knowledge of both chemistry and site history.
E Other scientists focus on living components. Microbiologist Lena Ortiz compared small domestic gardens with large rural fields and found unexpectedly rich microbial communities in many of the gardens. Frequent additions of compost created varied sources of organic matter, and different planting choices produced a patchwork of root environments. Ortiz does not claim that urban soils are universally healthier; some samples were severely degraded. Her point is that size and location alone do not predict biological diversity. A carefully managed garden can support more microbial variety than an intensively cultivated field outside the city.
F Mapping this complexity through professional surveys alone would be costly. Ecologist Sofia Ramires has developed citizen-science programmes in which residents collect samples from agreed depths and record previous land use, vegetation and nearby traffic. The method cannot replace laboratory assessment when serious contamination is suspected, but repeated sampling can reveal neighbourhood patterns and seasonal changes. Ramires argues that residents should not be treated simply as unpaid collectors. Training them to understand uncertainty improves the records they produce and allows communities to ask better questions about proposed development.
Sampling depth is particularly important. Surface soil may reflect recent gardening or traffic, whereas material below it may preserve evidence of an earlier factory, demolished housing or a buried watercourse. Researchers must also decide whether they are mapping present exposure or reconstructing the development of a site. A sample that is appropriate for studying children's contact with soil in a playground may be unsuitable for assessing whether deep tree roots will encounter contaminated material.
G Some municipalities are beginning to use soil information in planning. Instead of assuming that every vacant plot can absorb stormwater, they measure infiltration and identify areas where decompaction or additional organic matter is required. Baseline maps are created before major construction so that later damage can be distinguished from earlier conditions. Policies are also changing: contractors may be required to protect unbuilt ground from heavy vehicles and to store excavated soil according to type rather than mixing it into an unusable mass. Such measures are less visible than a new park, but they determine whether urban vegetation and drainage systems function for decades rather than merely looking successful on opening day.
Questions 14-17
Reading Passage 2 has seven sections, A-G.
Which section contains the following information? Write the correct letter, A-G.
NB You may use any letter more than once.
- a reference to the former low status of soil in urban planning
- an explanation of why samples collected close together may differ greatly
- a comparison in which some small urban sites performed better than larger rural ones
- examples of regulations intended to prevent damage during construction
Questions 18-22
Look at the following statements and the list of researchers below.
Match each statement with the correct researcher, A-D.
A Arun Patel B Mei Chen C Lena Ortiz D Sofia Ramires
- Planting vegetation is ineffective if an underlying physical condition is ignored.
- A single pollution figure may not accurately represent the biological danger.
- The dimensions and setting of a site are insufficient predictors of its biological richness.
- Members of the public should learn how to interpret limitations in the evidence they collect.
- Adding apparently clean material may conceal rather than eliminate a problem.
Questions 23-26
Complete the sentences below.
Choose NO MORE THAN TWO WORDS from the passage for each answer.
- Compaction removes spaces that normally carry air and __________ through soil.
- The availability of contaminants can be affected by the quantity of __________ in soil.
- Citizen sampling may identify local patterns as well as __________.
- Before large building projects, some authorities produce __________ to record existing conditions.
Can Collective Intelligence Be Designed?
A When an organisation assembles a team, it often begins by selecting the most knowledgeable individuals available. The underlying assumption is simple: a group containing highly intelligent members should itself behave intelligently. Yet committees of experts regularly overlook evidence, repeat familiar arguments and settle on weak decisions. This does not mean that individual ability is irrelevant. It means that a group is not merely the sum of the minds inside it; it is also a system for distributing attention, information and influence.
B One obstacle is shared knowledge. Before a meeting, each participant may possess facts that nobody else knows, but discussion tends to concentrate on information already held in common. Shared facts are easier to introduce because they require little explanation and quickly receive social confirmation. Unique information may appear uncertain or inconvenient. As a result, the very reason for forming a diverse group - access to different knowledge - can be defeated by the conversation through which the group attempts to combine it.
C Balanced participation offers one partial solution. Research on problem-solving teams has repeatedly found that groups perform poorly when one or two people dominate the available speaking time. The benefit of turn-taking is not that every contribution is equally valuable or that strict equality must be enforced. Rather, participation from several members increases the chance that specialised information will enter the discussion. A skilled chair therefore monitors whose evidence has been heard, instead of assuming that silence indicates agreement.
D Independence is equally important. If members announce their judgments in sequence, early speakers create an anchor. Later participants may modify their estimates, either because they assume the first speaker knows more or because disagreement carries a social cost. Collecting initial judgments privately preserves independent evidence. The answers can then be displayed together before discussion begins. Techniques such as the Delphi method extend this principle by allowing participants to revise anonymous estimates over several rounds after seeing a summary of the group's reasoning.
E Not every decision benefits from the same mechanism. Prediction markets can combine dispersed estimates about measurable future events, such as whether a project will meet a deadline. They are less suitable for deciding what an organisation ought to value, because moral priorities cannot be reduced to a probability. Brainstorming sessions face a different problem known as production blocking: while one person speaks, others must wait and may forget or abandon their ideas. Having individuals generate possibilities separately before pooling them often produces a wider range of options.
F Teams also need a form of shared memory, but not necessarily shared memorisation. In an effective transactive-memory system, members know who possesses particular expertise and where relevant records can be found. This prevents everyone from trying to remember the same material. However, specialisation creates vulnerability when knowledge is stored only in one person's head. Written decision logs and searchable archives provide continuity, especially when staff leave. Their purpose is not to eliminate human expertise but to make its location and reasoning visible.
G Digital communication changes these processes without determining their outcome. Video meetings can restrict informal cues, yet they can also make participation more visible and permit simultaneous contributions through chat. Online forms can collect independent judgments efficiently, while collaborative documents preserve minority suggestions that might disappear from spoken discussion. The medium matters less than the rules built around it. A poorly designed digital meeting can reproduce every status hierarchy of a physical room; a carefully structured one can reduce them.
Diversity creates a related design challenge. Differences in training and experience can expand the evidence available to a team, but they may initially slow communication because members use unfamiliar terms and standards. This friction is not automatically a sign of failure. Groups need enough common language to understand one another without removing the productive disagreement created by different perspectives. Excessive harmony can be as damaging as open conflict if it prevents assumptions from being tested.
H Artificial intelligence adds another participant to the system. Used early, a language model may generate alternatives, identify missing assumptions or summarise competing positions. Used as an authority, however, it can accelerate premature convergence: once a polished answer appears, people may stop searching. The same danger arises under severe time pressure, when agreement is mistaken for completion. Leaders who want collective intelligence must protect a period of independent thought, invite dissent and delay closure until important alternatives have been examined. The central design question is therefore not how to make every member think alike, but how to combine different judgments without erasing the differences that make the group useful.
Questions 27-31
Choose the correct letter, A, B, C or D.
- What is the main point made in Section A?
- Why may unique information receive limited attention in a group?
- According to Section C, why is turn-taking useful?
- What advantage of private initial judgments is described in Section D?
- What does the writer suggest about artificial intelligence?
Questions 32-36
Do the following statements agree with the claims of the writer?
Write YES, NO or NOT GIVEN.
- Choosing capable individuals has no value when a team is formed.
- A chairperson should regard a lack of comments as proof that everyone agrees.
- Prediction markets are appropriate for establishing an organisation's ethical priorities.
- The way digital communication is organised is more important than the medium alone.
- Several companies now include measures of balanced participation in annual staff evaluations.
Questions 37-40
Complete the summary below.
Choose ONE WORD ONLY from the passage for each answer.
Designing an effective group
Good teams distribute 37 ________ so that specialist knowledge is more likely to emerge. They protect the 38 ________ of members' first judgments before discussion. They also maintain searchable archives and decision 39 ________ so that knowledge does not disappear when employees leave. Finally, leaders should actively invite 40 ________ before allowing the group to reach closure.
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