Reading Lab

IELTS Academic Reading Practice Pack 47

A full 60-minute Academic Reading mock with three source-grounded passages, 40 questions, answer key coverage, and doctrine QA traceability.

Question count

Time allowed

60 min

Passages

Academic ReadingFull MockIELTS PracticeQA Approved

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You have 60 minutes including answer transfer time. Submit once at the end or let the timer finish the exam automatically.

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Write only what the question requires. One extra word can still lose the mark.

After submission, you will see your raw score, estimated Academic Reading band, and the correct answers for every question.

What this reading pack trains

This set is built around ceramic filters and the practical science of safer water, reading groundwater from space, strategic foresight and the problem of governing the uncertain with 7 official IELTS Reading task types spread across three passages.

IELTS Academic Reading Practice Pack 47 is designed as a full Academic Reading simulation, not just a passage archive. The three texts move from a more accessible opener into denser, more inference-heavy material so the burden rises in the same direction students expect in a real test.

Across this pack, you work through roughly 2,165 words on Ceramic Filters and the Practical Science of Safer Water; Reading Groundwater from Space; Strategic Foresight and the Problem of Governing the Uncertain. That mix matters because IELTS Reading rewards candidates who can adjust between topic vocabulary, paraphrase recognition, and question-discipline rather than relying on one search habit.

Use this pack when you want one serious timed session, then review every wrong answer against the exact trap type. A strong post-test habit is to check whether the miss came from rushing, weak paraphrase tracking, unstable Not Given logic, or ignoring the word-limit instruction.

Inside the pack

Use the pack as one timed attempt, then return for deliberate review.

Domains

ceramic filters and the practical science of safer water · reading groundwater from space · strategic foresight and the problem of governing the uncertain

Question types

Matching Headings · Matching Sentence Endings · Multiple Choice · Sentence Completion · Summary Completion · True/False/Not Given · Yes/No/Not Given

If you want more full mocks after this one, go back to the Reading pack library. If you need a broader exam routine, pair one reading session with Listening practice or IELTS Writing repair work.

Passage 1

Ceramic Filters and the Practical Science of Safer Water

An academic IELTS passage on ceramic filters and the practical science of safer water, opening with ceramic water filters are often presented as simple household devices, yet their usefulness depends on a careful balance of material science,....

A.A. Ceramic water filters are often presented as simple household devices, yet their usefulness depends on a careful balance of material science, public health practice and everyday behaviour. A typical filter is made from fired clay that contains a network of microscopic pores. Water is poured into the ceramic element, moves slowly through the pore structure and collects in a protected container below. The process does not make unsafe water safe in every possible circumstance, but it can reduce suspended particles and many disease-causing organisms when the filter is well made, well maintained and used with safe storage. This distinction is important because a filter is judged not only by what it removes at the point of manufacture, but also by how consistently it performs after transport, daily handling and repeated cleaning.

B.B. The basic principle is mechanical separation. Many bacteria and larger particles cannot pass easily through pores that are small enough and evenly distributed. Some designs also contain combustible organic material, such as rice husk or sawdust, which burns away during firing and helps create porosity. Others incorporate silver compounds, not as the main physical barrier, but to inhibit microbial growth on the ceramic surface. These design choices affect flow rate, durability and treatment performance. A filter that allows water to pass too quickly may not remove enough contaminants, while a filter that is too slow may be abandoned by households that need water for several people.

C.C. Field programmes show why ceramic filtration is more than a laboratory problem. In rural and emergency settings, locally produced filters can be cheaper to distribute than complex treatment systems, and they can be repaired or replaced through existing supply networks. A UNICEF-supported programme in Viet Nam, for example, linked public agencies and private producers to make ceramic filters available for households, schools and health centres. Such programmes are attractive because they offer a visible technology that people can understand without specialist training. They can also support local employment and shorten supply chains, although these advantages depend on reliable quality control rather than enthusiasm alone.

D.D. However, the performance of ceramic filters is not automatic. If filtered water is stored in an uncovered or dirty vessel, recontamination can occur after treatment. Cracks in the ceramic body may create direct channels for untreated water. Scrubbing the filter too aggressively can damage the surface, while insufficient cleaning can reduce flow. The quality of local manufacture also matters: clay composition, firing temperature and quality testing all influence the final product. For these reasons, public-health guidance usually treats ceramic filtration as one part of a safe-water system, not as a complete substitute for source protection, disinfection and hygiene. Training is therefore not a minor addition to the technology; it is part of the treatment process because misuse can undo part of the filter's benefit.

E.E. The strongest evidence for household filters tends to combine water-quality measurements with observations of use. A filter may remove bacteria effectively in controlled tests but deliver smaller health benefits if users sometimes drink unfiltered water, clean the device poorly or mix treated and untreated water in the same container. This does not mean the technology has failed; it means that treatment performance and human practice must be evaluated together. Trials and field reports therefore look at both microbiological indicators and the habits that determine whether the treated water remains safe until it is consumed.

F.F. Ceramic water filters illustrate a wider lesson in appropriate technology. A successful device is not simply the most advanced one, but the one whose technical limits, maintenance needs and social setting fit the people who use it. The ceramic filter's strength lies in its relative simplicity and local adaptability. Its weakness is that simplicity can invite overconfidence. Where communities receive clear instructions, quality-assured products and secure storage containers, ceramic filtration can become a practical layer of protection. Where those conditions are absent, the same object may offer less protection than its appearance suggests. The lesson for designers and aid agencies is that simplicity should reduce unnecessary technical burdens, not remove the need for testing, instructions and follow-up. That balance makes ceramic filtration a useful but conditional public-health tool, especially where alternatives remain expensive or distant.

True/False/Not Given

Questions 1-6

Do the following statements agree with the information given in Passage 1? Write TRUE if the statement agrees with the information, FALSE if the statement contradicts the information, or NOT GIVEN if there is no information on this.

1. Ceramic filters can improve water safety only when the device and storage practices are suitable.

2. Silver compounds are described as the main physical barrier inside ceramic filters.

3. The UNICEF-supported project in Viet Nam was managed entirely by private companies.

4. Ceramic filters usually remove dissolved salt from seawater.

5. Cracks in a ceramic filter can allow untreated water to bypass the intended filtering process.

6. Health outcomes may be weaker than laboratory results if users sometimes drink unfiltered water.

Sentence Completion

Questions 7-13

Complete the sentences below. Choose NO MORE THAN TWO WORDS from the passage for each answer.

7. Ceramic filters contain microscopic ______ that slow the movement of water.

8. Materials such as rice husk or sawdust may be burned away to create ______.

9. A filter that works too slowly may be ______ by households.

10. Ceramic filtration is treated as one part of a wider ______.

11. Trials often combine microbiological indicators with observations of user ______.

12. The technology is strongest when products are ______.

13. Secure storage containers help treated water remain safe until it is ______.

A. Groundwater is usually imagined as something hidden beneath farms, cities and dry riverbeds, measured through wells and boreholes. Yet some of the most influential evidence about groundwater loss now comes from satellites that never see an aquifer directly. The Gravity Recovery and Climate Experiment, known as GRACE, and its successor GRACE Follow-On, detect small changes in Earth's gravity field. Because water has mass, large changes in water storage across a region slightly alter the gravitational pull experienced by orbiting satellites. By tracking those changes over time, scientists can estimate shifts in total water storage across broad landscapes. The signal is not a direct picture of underground water, but it is strong enough over large areas to reveal patterns that local records alone may miss.
B. The method depends on pairs of satellites travelling in the same orbit. As the leading satellite approaches a region with slightly greater mass, it is pulled forward a little more strongly, changing the distance between the two spacecraft. Instruments measure these tiny changes with high precision. When the data are combined with models that account for snow, soil moisture, surface water and other components, researchers can infer whether groundwater storage is increasing or declining. This is not the same as placing a meter in a well; it is a regional mass-balance approach. Its strength comes from repeated observation over time rather than from fine detail at any single location.
C. The advantage of satellite gravimetry is coverage. In many regions, well records are sparse, private, inconsistent or unavailable for political reasons. GRACE data provide a way to compare large river basins and aquifer systems with a common method. The technique has been used to identify groundwater depletion in heavily irrigated areas and to support drought indicators. It can also reveal whether an apparent short-term recovery after rainfall is sufficient to reverse a longer trend of depletion.
D. The limitations are equally important. GRACE does not produce detailed maps of individual wells, nor can it separate groundwater from other forms of water without modelling assumptions. Its spatial resolution is coarse compared with local management needs, and the signal may blur across neighbouring basins. Seasonal changes can also complicate interpretation: a wet month may increase total water storage even while long-term pumping continues to lower aquifers. For local decisions, satellite estimates must therefore be combined with ground observations, geological knowledge and water-use records. Without those supporting data, a manager may know that a basin is losing water but still lack enough information to decide which users, formations or recharge zones explain the trend.
E. Despite these limits, satellite evidence has changed water policy discussions. Groundwater decline is often gradual and politically invisible because extraction is spread across thousands of pumps. A regional storage trend, shown consistently over years, can make that hidden process harder to ignore. It can also challenge assumptions based only on rainfall totals. A basin may receive normal rainfall in one year but still be vulnerable if previous dry years and pumping have reduced its stored reserves.
F. The next stage of satellite water monitoring is not simply to make the images sharper. Researchers are also trying to link observations to decisions. Drought agencies use satellite-derived indicators to anticipate stress months ahead. Water managers compare satellite trends with pumping records and recharge estimates. Scientists use the long GRACE record to study how climate variability and human demand interact. The value of the system lies not in replacing local measurement, but in providing a wider frame within which local evidence can be interpreted. This wider frame is particularly useful when groundwater crosses administrative boundaries or when political incentives make local extraction difficult to report openly.
G. GRACE and GRACE-FO therefore represent an unusual kind of environmental instrument. They do not photograph groundwater, sample it or measure its chemistry. They infer changes in storage by detecting the gravitational consequences of moving water. This indirectness can make the method difficult to explain, but it is also what gives the missions their distinctive power. They turn invisible regional water loss into a measurable signal, while reminding users that large-scale clarity still depends on careful interpretation at the ground level.

Passage 2

Reading Groundwater from Space

An academic IELTS passage on reading groundwater from space, opening with groundwater is usually imagined as something hidden beneath farms, cities and dry riverbeds, measured through wells and boreholes.

A.A. Groundwater is usually imagined as something hidden beneath farms, cities and dry riverbeds, measured through wells and boreholes. Yet some of the most influential evidence about groundwater loss now comes from satellites that never see an aquifer directly. The Gravity Recovery and Climate Experiment, known as GRACE, and its successor GRACE Follow-On, detect small changes in Earth's gravity field. Because water has mass, large changes in water storage across a region slightly alter the gravitational pull experienced by orbiting satellites. By tracking those changes over time, scientists can estimate shifts in total water storage across broad landscapes. The signal is not a direct picture of underground water, but it is strong enough over large areas to reveal patterns that local records alone may miss.

B.B. The method depends on pairs of satellites travelling in the same orbit. As the leading satellite approaches a region with slightly greater mass, it is pulled forward a little more strongly, changing the distance between the two spacecraft. Instruments measure these tiny changes with high precision. When the data are combined with models that account for snow, soil moisture, surface water and other components, researchers can infer whether groundwater storage is increasing or declining. This is not the same as placing a meter in a well; it is a regional mass-balance approach. Its strength comes from repeated observation over time rather than from fine detail at any single location.

C.C. The advantage of satellite gravimetry is coverage. In many regions, well records are sparse, private, inconsistent or unavailable for political reasons. GRACE data provide a way to compare large river basins and aquifer systems with a common method. The technique has been used to identify groundwater depletion in heavily irrigated areas and to support drought indicators. It can also reveal whether an apparent short-term recovery after rainfall is sufficient to reverse a longer trend of depletion.

D.D. The limitations are equally important. GRACE does not produce detailed maps of individual wells, nor can it separate groundwater from other forms of water without modelling assumptions. Its spatial resolution is coarse compared with local management needs, and the signal may blur across neighbouring basins. Seasonal changes can also complicate interpretation: a wet month may increase total water storage even while long-term pumping continues to lower aquifers. For local decisions, satellite estimates must therefore be combined with ground observations, geological knowledge and water-use records. Without those supporting data, a manager may know that a basin is losing water but still lack enough information to decide which users, formations or recharge zones explain the trend.

E.E. Despite these limits, satellite evidence has changed water policy discussions. Groundwater decline is often gradual and politically invisible because extraction is spread across thousands of pumps. A regional storage trend, shown consistently over years, can make that hidden process harder to ignore. It can also challenge assumptions based only on rainfall totals. A basin may receive normal rainfall in one year but still be vulnerable if previous dry years and pumping have reduced its stored reserves.

F.F. The next stage of satellite water monitoring is not simply to make the images sharper. Researchers are also trying to link observations to decisions. Drought agencies use satellite-derived indicators to anticipate stress months ahead. Water managers compare satellite trends with pumping records and recharge estimates. Scientists use the long GRACE record to study how climate variability and human demand interact. The value of the system lies not in replacing local measurement, but in providing a wider frame within which local evidence can be interpreted. This wider frame is particularly useful when groundwater crosses administrative boundaries or when political incentives make local extraction difficult to report openly.

G.G. GRACE and GRACE-FO therefore represent an unusual kind of environmental instrument. They do not photograph groundwater, sample it or measure its chemistry. They infer changes in storage by detecting the gravitational consequences of moving water. This indirectness can make the method difficult to explain, but it is also what gives the missions their distinctive power. They turn invisible regional water loss into a measurable signal, while reminding users that large-scale clarity still depends on careful interpretation at the ground level.

Matching Headings

Questions 14-19

Reading Passage 2 has seven paragraphs, A-G. Choose the correct heading for paragraphs A-F from the list of headings below. Write the correct roman numerals, i-ix, in boxes 14-19.

14. Paragraph A

i. Why local measurements are no longer needed
ii. The gravity principle behind the measurements
iii. The policy visibility created by long-term trends
iv. Limits that require supporting evidence
v. The hidden nature of the resource under study
vi. A system valuable because it is indirect
vii. Moving from observation toward management use
viii. The benefit of broad regional coverage
ix. A method designed mainly for water chemistry

15. Paragraph B

i. Why local measurements are no longer needed
ii. The gravity principle behind the measurements
iii. The policy visibility created by long-term trends
iv. Limits that require supporting evidence
v. The hidden nature of the resource under study
vi. A system valuable because it is indirect
vii. Moving from observation toward management use
viii. The benefit of broad regional coverage
ix. A method designed mainly for water chemistry

16. Paragraph C

i. Why local measurements are no longer needed
ii. The gravity principle behind the measurements
iii. The policy visibility created by long-term trends
iv. Limits that require supporting evidence
v. The hidden nature of the resource under study
vi. A system valuable because it is indirect
vii. Moving from observation toward management use
viii. The benefit of broad regional coverage
ix. A method designed mainly for water chemistry

17. Paragraph D

i. Why local measurements are no longer needed
ii. The gravity principle behind the measurements
iii. The policy visibility created by long-term trends
iv. Limits that require supporting evidence
v. The hidden nature of the resource under study
vi. A system valuable because it is indirect
vii. Moving from observation toward management use
viii. The benefit of broad regional coverage
ix. A method designed mainly for water chemistry

18. Paragraph E

i. Why local measurements are no longer needed
ii. The gravity principle behind the measurements
iii. The policy visibility created by long-term trends
iv. Limits that require supporting evidence
v. The hidden nature of the resource under study
vi. A system valuable because it is indirect
vii. Moving from observation toward management use
viii. The benefit of broad regional coverage
ix. A method designed mainly for water chemistry

19. Paragraph F

i. Why local measurements are no longer needed
ii. The gravity principle behind the measurements
iii. The policy visibility created by long-term trends
iv. Limits that require supporting evidence
v. The hidden nature of the resource under study
vi. A system valuable because it is indirect
vii. Moving from observation toward management use
viii. The benefit of broad regional coverage
ix. A method designed mainly for water chemistry

Summary Completion

Questions 20-23

Complete the summary below. Choose ONE WORD ONLY from the passage for each answer.

20. GRACE satellites measure changes in the distance between two ______.

21. Researchers use models to account for snow, soil moisture and ______ water.

22. Satellite gravimetry is useful where well records are sparse or ______.

23. Seasonal changes can complicate ______ of the satellite signal.

Multiple Choice

Questions 24-26

Choose the correct letter, A, B, C or D.

24. What is the main purpose of Passage 2?

25. According to the passage, GRACE data are especially useful because they

26. The writer suggests that a wet month may be misleading because

Passage 3

Strategic Foresight and the Problem of Governing the Uncertain

An academic IELTS passage on strategic foresight and the problem of governing the uncertain, opening with governments are often judged by how well they respond to crises, but many of the most consequential public problems develop before they become....

A.A. Governments are often judged by how well they respond to crises, but many of the most consequential public problems develop before they become visible emergencies. Demographic change, climate stress, technological disruption and shifting patterns of work rarely arrive as single events. They accumulate through weak signals, partial evidence and competing interpretations. Strategic foresight has emerged as one response to this difficulty. It asks public institutions to explore plausible futures before decisions become urgent, and to design policies that remain useful even when the future does not unfold as expected.

B.B. Foresight is sometimes misunderstood as prediction under another name. In a predictive model, the aim is to estimate what is most likely to happen. In strategic foresight, the aim is different: to examine several plausible futures so that present decisions can be tested against a wider range of conditions. Scenario planning, horizon scanning and back-casting are not attempts to identify one correct future. They are structured ways of revealing assumptions, identifying vulnerabilities and expanding the set of options available to decision-makers. The point is not to make officials less accountable by multiplying possibilities, but to make the reasoning behind present choices more explicit.

C.C. This distinction matters because governments face incentives that favour short-term certainty. Election cycles, annual budgets and media pressure encourage attention to immediate problems with visible results. Foresight work, by contrast, may appear abstract, especially when the return on investment cannot be calculated quickly. A ministry that spends time examining low-probability disruptions may be accused of distraction if those disruptions do not occur. Yet the absence of a crisis is not proof that preparation was unnecessary. It may indicate that a system absorbed pressure precisely because earlier planning created flexibility.

D.D. The institutional challenge is not merely to run occasional scenario workshops. Many governments already produce reports about future trends. The harder task is to connect those exercises to budgeting, regulation, procurement and staff training. If foresight remains separate from the machinery of decision-making, it becomes a decorative practice: intellectually interesting but operationally weak. For foresight to matter, it must influence how policies are stress-tested, how evidence is updated and how responsibilities are assigned when early signals change. Otherwise, the institution may learn to speak the language of uncertainty while continuing to operate as if the future will be a simple extension of the past.

E.E. Critics argue that foresight can become a refuge for vague language. Terms such as resilience, transformation and disruption are often used so broadly that they can support almost any recommendation. There is also a risk of elite imagination: scenarios may reflect the concerns of officials and consultants more than the lived experience of communities affected by policy. A future-oriented process that excludes local knowledge may reproduce the same blind spots it claims to overcome. Participation, transparency and clear links to decisions are therefore not optional additions; they are safeguards against empty speculation.

F.F. Another difficulty is that foresight can expose uncomfortable trade-offs. A government preparing for heatwaves, automation or migration pressure may need to invest in capacity that seems excessive under present conditions. It may need to preserve options rather than optimise for a single expected outcome. This can look inefficient to agencies trained to justify every expenditure against immediate performance measures. The value of preparedness often appears only when conditions change, which means foresight requires political patience as well as analytical skill. This creates a communication problem: leaders must justify investment in capacity that may be most successful when it prevents dramatic evidence of failure from appearing.

G.G. The strongest case for strategic foresight is not that it allows governments to know the future. It is that it makes uncertainty more usable. By comparing alternative futures, institutions can identify policies that are robust across several conditions, policies that should be delayed until better evidence emerges, and policies that need early warning indicators. This approach does not remove disagreement. Instead, it changes the question from whether one forecast is correct to whether a decision can survive several plausible developments.

H.H. For that reason, foresight should be judged less by the accuracy of any single scenario than by the quality of the decisions it improves. A good foresight process leaves behind clearer assumptions, wider evidence networks and decision points that can be revisited as conditions evolve. It also helps officials recognise that uncertainty is not an excuse for paralysis. When used seriously, strategic foresight is a discipline of preparation: imperfect, sometimes uncomfortable, but increasingly necessary for governing problems that do not wait for governments to feel ready. Its practical test is whether it changes institutional behaviour before surprise has already narrowed the available choices.

Yes/No/Not Given

Questions 27-31

Do the following statements agree with the claims of the writer in Passage 3? Write YES if the statement agrees with the claims of the writer, NO if the statement contradicts the claims of the writer, or NOT GIVEN if it is impossible to say what the writer thinks about this.

27. Strategic foresight should be understood as an attempt to identify the single most likely future.

28. Short-term political incentives can make foresight work appear less urgent than immediate problems.

29. All governments now require every budget proposal to include scenario planning.

30. Foresight exercises become weaker if they are not connected to real decision-making systems.

31. The writer believes uncertainty gives governments a valid reason to delay difficult decisions indefinitely.

Matching Sentence Endings

Questions 32-36

Complete each sentence with the correct ending, A-G, below. Write the correct letter, A-G. Each ending may be used once only.

32. Strategic foresight ...

33. A scenario process ...

34. Foresight work ...

35. The value of preparedness ...

36. Comparing alternative futures ...

A. can become operationally weak if it remains outside normal policy machinery.
B. should replace budgeting, regulation and procurement in modern administrations.
C. may reflect official concerns unless wider forms of knowledge are included.
D. reveals whether policies can cope with several plausible developments.
E. often appears only after the conditions for which it was designed have changed.
F. guarantees that governments will avoid future crises.
G. differs from prediction because it tests assumptions across multiple futures.

Multiple Choice

Questions 37-40

Choose the correct letter, A, B, C or D.

37. What is the writer’s main criticism of occasional scenario workshops?

38. In paragraph E, the phrase “elite imagination” refers to the risk that

39. The writer argues that foresight should be evaluated mainly by

40. Which statement best summarises the writer’s overall position?