All practice questions

Complete the sentence below by identifying a word nearest in meaning to the target word in context.

Complete the sentence below by providing the appropriate idiomatic expression in the blank space.

Read the passage below carefully and match each excerpted statement (1–4) on the left with its correct summary role (A–D) on the right.

In recent years, the exponential growth of electronic waste in West African urban hubs has prompted a shift toward urban mining—the extraction of precious metals and rare earth elements from discarded electronics. While traditional disposal methods contribute heavily to groundwater contamination through heavy metal leaching, modern electrochemical recycling offers a lucrative and environmentally sound alternative. For instance, specialized micro-processing plants in Lagos have successfully recovered over eighty percent of copper and gold from circuit boards discarded in Computer Village. Furthermore, these recycling facilities utilize low-energy hydrometallurgical leaching techniques imported from Germany, which significantly cut operational costs. Beyond local environmental remediation, recovering these critical minerals reduces reliance on resource-intensive mining, stabilizing global supply chains for green technology components. Therefore, establishing regulated urban mining infrastructure is essential for mitigating environmental degradation while securing vital materials for sustainable industrial growth.

Read the passage below carefully:

'The accumulation of cassava peels from smallholder processing mills across southwestern Nigeria has long posed severe environmental disposal challenges, polluting local waterways through toxic cyanogenic leachate. However, recent agricultural biotechnology initiatives have transformed this agricultural waste into high-grade biochar and animal feed supplements. By fermenting the peels with specific fungal isolates, processors not only neutralize dangerous hydrocyanic toxins but also enrich the crude protein content of the residual biomass. Consequently, rural farming clusters are converting a hazardous pollutant into a cost-effective livestock supplement, simultaneously improving community sanitation and reducing reliance on expensive imported feed concentrates.'

Which of the following options best captures the central argument of the passage in a concise summary?

In the following sentence, one word is printed in capital letters. Select the option that is MOST NEARLY OPPOSITE IN MEANING to the capitalized word.

Despite the board's increasingly authoritarian demands, the new managing director proved remarkably COMPLAISANT, acquiescing to every policy change without objection.

Which of the following words is most nearly opposite in meaning to COMPLAISANT as used in the sentence?

Read the sentence below carefully. Based on the passage context, fill in the blank with the word that accurately completes the passage to mean making a legal claim or right fully valid and complete.

Read the passage below carefully and answer the question that follows:

For decades, museum conservators preserving ancient Nok terracotta sculptures relied on destructive sampling to determine internal structural decay. Recently, however, non-invasive X-ray computed tomography (CT) scanning has revolutionized artifact restoration across West Africa. By generating high-resolution three-dimensional cross-sections, conservators can identify hidden fractures and internal moisture pockets without altering the delicate clay matrix. In tests conducted on terracotta heads retrieved from the Jos Plateau, CT imaging revealed that previous restoration attempts using synthetic adhesives had inadvertently trapped humidity, accelerating internal crumbling. Consequently, conservation protocols have shifted toward climate-controlled stabilization rather than chemical patching. While the high cost of advanced diagnostic equipment remains a obstacle for regional institutions, the adoption of non-destructive imaging ensures that invaluable cultural artifacts remain intact for future historical research.

Which of the following statements best expresses the main idea of the passage?

Read the passage below carefully:

In Abeokuta, Southwestern Nigeria, traditional Adire textile dyeing has long served as a vital pillar of cultural heritage and local livelihood. However, synthetic chemical dyes introduced in recent decades heavily polluted local waterways and posed serious health risks to artisans. To address these environmental hazards without abandoning the craft, modern dyer cooperatives have re-introduced plant-based indigo and organic fixatives derived from local agricultural waste. This technological pivot has not only restored the ecological balance of surrounding river basins but has also elevated the market value of authentic Adire fabrics among international eco-conscious consumers. Although some younger apprentices initially complained about the longer boiling times required for organic pigments, the overall transition has safeguarded both the environment and the community’s economic foundation.

Match each excerpted statement from the text on the left with its correct structural summary classification on the right.

Unlike his sister who is extremely GREGARIOUS and enjoys large public gatherings, Paul has always been a quiet person. Which word is most nearly opposite in meaning to the capitalized word?

In the narrative structure of a prescribed prose text, a bitter communal grievance unfolds across several pivotal dramatic moments. Arrange the following plot events in their correct chronological sequence from the initial inciting incident to the final resolution.

In standard English grammar, how is the active sentence below correctly expressed in the passive voice?

'The senate committee has handed down a stern query to the permanent secretary regarding the unbudgeted expenditure.'

Read the passage below carefully and evaluate the statement that follows:

The National Mathematical Centre (NMC) in Abuja, Nigeria, was established in 1989 to advance mathematical sciences and improve high-level manpower development across the country. Initially operating from a temporary Secretariat at the University of Abuja, the Centre relocated to its permanent 50-hectare site along the Kaduna-Lokoja Expressway in Kwali in 1997. The NMC is mandated to train mathematical scientists, produce instructional materials for secondary and tertiary institutions, and organize competitive Olympiads for students. Under its founding charter, the executive governance is headed by a Director-General appointed by the President upon the recommendation of the Governing Council. Additionally, the Centre maintains five specialized departments: Mathematical Sciences, Computer Science, Theoretical Physics, Financial Mathematics, and Mathematical Education.

Statement: The National Mathematical Centre initially operated from a temporary Secretariat at the University of Abuja before relocating to its permanent site in Kwali.

During the tumultuous student protest that threatened to disrupt academic operations, the vice-chancellor handled the volatile situation with remarkable equanimity.

Which option is nearest in meaning to the underlined word as used in the sentence?

Read the passage below carefully and answer the question that follows:

In recent years, the deployment of solar-powered cold storage hubs across rural farming communities in Kebbi State has transformed post-harvest management for onion farmers. Traditionally, local farmers suffered losses of up to forty percent of their onion yields due to high ambient temperatures and a lack of reliable electrical grid infrastructure for cold storage. To mitigate these heavy financial losses, community agricultural cooperatives partnered with renewable energy enterprises to build modular, off-grid refrigeration units powered by solar panels. These facilities allow farmers to store their harvested produce safely for several months without spoilage. Consequently, instead of being forced to sell their entire harvest immediately at depressed harvest-season prices, farmers can now stagger their sales and sell during periods of peak market demand. This technological intervention has stabilized local onion supply chains, elevated rural farming incomes, and demonstrated the potential of renewable energy to address agricultural post-harvest losses in semi-arid regions.

Which of the following statements best captures the essential message of the passage?

Despite the board's efforts to foster an inclusive environment, the director's supercilious demeanour alienated most of his subordinates. Which word is nearest in meaning to the underlined word as used in the sentence?

Despite the high-pressure environment of the surgical theatre, the lead surgeon remained exceptionally PUNCTILIOUS in enforcing sterile protocols, insisting that every minor procedure be recorded without exception. Which of the following words is most nearly opposite in meaning to the capitalized word as used in the sentence?

Read the passage below carefully and answer the question that follows.

Across agrarian communities in North-Central Nigeria, post-harvest losses of perishable crops like tomatoes and cassava have historically eroded farmer incomes by up to forty percent. The recent deployment of off-grid solar-powered cold storage units and processing hubs is dramatically reversing this trend. By offering affordable, clean refrigeration right at rural farm-gate markets, these solar mini-grids enable smallholder cooperatives to preserve harvested produce for weeks rather than selling immediately at distress prices. Consequently, rural households have recorded an average thirty percent increase in net seasonal revenue. Although high initial capital expenditure for lithium-ion battery banks remains a financial hurdle for private developers, the primary catalyst behind the region's agricultural stabilization is the reduction of post-harvest spoilage achieved through localized renewable cooling technology. Ancillary benefits such as nighttime street lighting and mobile phone charging points in nearby villages have also improved local night commerce, though these amenities contribute minimally to the core economic stabilization of the agricultural sector.

Which of the following options best captures the essential argument of the passage while excluding supporting details and secondary benefits?

In the sentence below, one word is printed in bold capitals. Read the sentence carefully and answer the question that follows.

'Despite the initial hostility of the opposing delegates, the veteran negotiator remained surprisingly TRACTABLE throughout the peace summit.'

Which of the following words is most nearly OPPOSITE in meaning to TRACTABLE as used in the sentence?

During the high-stakes trade negotiations, the lead envoy warned his team not to throw the baby out with the bathwater while restructuring the outdated agreement.

Which of the following options best explains the meaning of the idiomatic expression 'throw the baby out with the bathwater' as used in the sentence above?

Read the passage below carefully and answer the question that follows:

Across several sub-Saharan African nations, the integration of artificial intelligence into epidemiological surveillance is revolutionizing malaria eradication efforts. Traditionally, public health agencies relied on historical hospital data and manual field reports to allocate vector control resources like insecticide-treated nets and indoor residual spraying. However, this retrospective approach often resulted in delayed interventions during unexpected seasonal outbreaks. By analyzing real-time satellite imagery, micro-climate data, and vector population dynamics, predictive machine-learning models now allow authorities to forecast localized transmission spikes up to six weeks in advance. For example, during a recent trial in the Niger Delta region, an AI-driven warning system enabled health workers to deploy larvicides before mosquito larvae matured, resulting in a forty percent reduction in clinical cases. Similar machine-learning frameworks are also being deployed in Kenya to track agricultural pest migrations. Nevertheless, the ultimate success of these predictive epidemiological models hinges on their capacity to preemptively direct vector control interventions to high-risk zones before outbreak occurrences.

Which of the following statements best expresses the essential idea of the passage while excluding supporting details and non-essential illustrations?