Comprehension and Summary

Read the passage below carefully:

In recent years, the revival of traditional soil conservation techniques across the Jos Plateau has significantly mitigated erosion while enhancing crop yields. Smallholder farmers have reintroduced stone bunding and contour ridging—ancient methods that slow down surface runoff during intense seasonal rainfalls. Although modern chemical fertilizers were long promoted as the ultimate fix for declining soil productivity, they proved financially burdensome and ineffective at halting topsoil loss. Consequently, community-driven ecological restoration, rather than synthetic agricultural inputs, serves as the primary driver of sustained agricultural productivity in the region.

Statement: Synthetic agricultural inputs serve as the primary driver of sustained agricultural productivity on the Jos Plateau.

Read the passage below carefully:

The Cocoa Research Institute of Nigeria (CRIN) was established in Ibadan, Oyo State, on December 4, 1964. It was created as a successor organization to the Nigerian station of the West African Cocoa Research Institute (WACRI), following the dissolution of the inter-territorial research institute in 1962. CRIN was charged with the mandate to conduct research into the improvement of production and utilization of cocoa, as well as four other scheduled crops: cashew, coffee, kola, and tea. To support its national operations, the institute established six substations located across different geopolitical zones in Nigeria, including stations in Owena (Ondo State), Ibeku (Abia State), and Mambilla (Taraba State). Research at CRIN focuses on breeding disease-resistant crop varieties, soil fertility management, and developing value-added products from crop by-products.

Besides cocoa, how many other scheduled crops fall within the research mandate of the Cocoa Research Institute of Nigeria?

Read the passage below carefully:

The National Library of Nigeria (NLN) was officially established in Lagos in November 1964 following the enactment of the National Library Act of 1964. Prior to its establishment, the Carnegie Corporation of New York had funded a feasibility study in 1952 that highlighted the necessity of a central repository for legal deposit and published literature in Nigeria. Responsibility for overseeing the library was initially vested in a twelve-member National Library Board. However, full structural expansion only commenced after the passage of the National Library Decree No. 29 of 1970, which mandated the agency to establish a branch in every state capital across the federation. By 2010, the headquarters was relocated to Abuja, while existing state branches continued to process legal deposits.

Statement: Full structural expansion of the National Library of Nigeria into state capitals commenced immediately following its founding in 1964.

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

For generations, the bi-annual Azalai camel caravans traversing the Ténéré desert to the salt pits of Bilma served as more than a transport route for salt slabs; they constituted a vital economic ecosystem for remote oasis settlements along the corridor. Oasis residents relied on trading livestock fodder, dates, and well water to thousands of camel drivers during their seasonal stopovers, providing these isolated communities with nearly all their annual liquidity. However, over the past two decades, the introduction of heavy diesel trucks has largely supplanted the traditional camel herds, compressing what was once a three-week journey into a three-day haul. While urban salt merchants in Niamey praise the trucks for drastically reducing spoilage and transit delays, rural oasis settlements have seen their local economies collapse. Bereft of the steady foot traffic and trade of the caravans, young oasis dwellers are increasingly forced to migrate to urban centers in search of wage labor.

Statement: The primary driver of rural-to-urban migration among youth in the Ténéré oasis settlements is the economic disruption caused by the shift in desert transport modes rather than changes in salt extraction methods.

Read the passage below carefully:

In the industrial fringe of Nairobi, informal electronic waste technicians have developed an intricate ecosystem for recovering and repurposing discarded telecommunication hardware. While state environmental regulators view these unlicensed workshops through a lens of hazardous risk, citing informal burning of circuit boards and unregulated lead disposal, their operational reality is far more complex. The informal refurbishers possess specialized diagnostic skills that allow them to extend the lifespan of consumer electronics by years, serving low-income urban populations unable to afford new devices. Crucially, municipal authorities have repeatedly failed to establish accessible municipal collection centers or subsidized recycling infrastructure, leaving informal operators as the sole functional reclaimers of urban digital scrap. Rather than incentivizing safer extraction techniques or integrating these technicians into formal municipal waste frameworks, recent regulatory policies have focused exclusively on punitive raids and equipment confiscations. Consequently, technicians are forced further into underground operations, where environmental contamination paradoxically increases as safety practices become harder to monitor.

Which of the following can be logically inferred regarding the relationship between municipal environmental regulations and urban electronic waste management?

Read the passage below carefully:

In Ogun State, cassava processors traditionally discarded tonnes of peel waste daily, allowing it to ferment in open heaps that polluted surrounding groundwater. However, the introduction of high-yield mechanical dewatering technology has converted these environmental hazards into high-value animal feed. By rapidly drying the peeled waste within hours of harvesting, local micro-enterprises now produce energy-rich livestock feed pellets. While initial capital expenditure on solar-powered rotary dryers was high, cooperative savings groups enabled smallholders to pool resources and purchase the machinery collectively. Consequently, participating farmers have eliminated waste-disposal fines and established a secondary income stream. Despite these advances, full-scale industrial adoption across the region remains constrained primarily by inadequate rural road networks, which delay the transport of fresh cassava peels to processing hubs before spoilage begins.

Based on the passage, evaluate whether the following statement is True or False:
"The main factor currently hindering the widespread expansion of cassava peel processing is the financial burden of purchasing drying machinery."

Read the passage below carefully:

Established in 1964 in Ibadan, the Cocoa Research Institute of Nigeria (CRIN) took over the infrastructure of the West African Cocoa Research Institute's Nigerian substation. While its colonial predecessor served multiple territories across British West Africa, CRIN was restricted to a national scope under Nigeria's Federal Ministry of Agriculture. CRIN's mandate encompassed researching cocoa, cashew, coffee, kola, and tea. However, tea was not part of the institute's initial statutory research focus in 1964; it was formally included in 1974 following success in experimental plantings on the Mambilla Plateau. Funding for CRIN's operations was derived from regional marketing board export duties until 1977, when federal statutory reforms transferred budgetary responsibilities to the Federal Ministry of Science and Technology.

Based on the passage above, evaluate the statement: The Cocoa Research Institute of Nigeria was mandated to conduct research on tea from the time of its inception in 1964.

Read the passage below carefully:

In 1999, the Nigerian Communications Commission (NCC) introduced new regulatory guidelines to oversee the telecommunications sector. The primary objective of these guidelines was to encourage private sector participation, improve service quality, and expand network coverage across rural communities. Prior to this intervention, telecommunications services were managed solely by state-owned enterprises, which suffered from severe infrastructure deficits and limited outreach. The reform allowed private operators to acquire operational licenses, triggering rapid expansion in mobile network subscriptions and transforming national connectivity.

Based on the passage above, state-owned enterprises exclusively managed telecommunications services in Nigeria before the NCC introduced new regulatory guidelines in 1999.

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

Established in Ibadan, Oyo State, on December 4, 1964, the Cocoa Research Institute of Nigeria (CRIN) was founded as a successor organization to the Nigerian station of the West African Cocoa Research Institute (WACRI). The institute was assigned a statutory mandate to conduct research into the improvement of production and utilization of cocoa, as well as four other sub-marginal crops: kola, coffee, cashew, and tea. While the headquarters of WACRI had originally operated out of Tafo, Ghana, CRIN was established as an autonomous Nigerian body following the dissolution of inter-territorial research structures in West Africa in 1962. Under its initial charter, research on tea was restricted to the high-altitude zone of the Mambilla Plateau in Taraba State, whereas cashew research was centralized at the institute's substation in Ochaja, Kogi State.

Statement: According to the passage, the Cocoa Research Institute of Nigeria (CRIN) was established in 1962 following the relocation of the West African Cocoa Research Institute's headquarters from Tafo to Ibadan.

Read the passage excerpt below:

"When the school board announced that Mr. Okafor was retiring after forty years of dedicated service, the principal remarked that the veteran teacher had 'given his youth to the chalk face'."

What does the figurative expression "given his youth to the chalk face" mean in the context of the passage?

Read the excerpt below carefully:

"When the parliamentary committee requested the disclosure of internal emails, the minister attempted to hedge by giving evasive answers and focusing entirely on procedural formalities rather than addressing the core allegations."

In the passage above, what is the contextual meaning of the word hedge?

Read the passage excerpt below:

"In his scathing commentary on municipal neglect, the editor observed that 'the city council was not unmindful of the crumbling viaducts,' even as emergency crews rushed to seal off three collapsed spans in broad daylight."

Which figure of speech is embodied in the expression "was not unmindful of", and what does it convey in this context?

Match each of the prose excerpts on the left with the corresponding description of the writer's tone and attitude on the right.

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

For decades, modern agricultural initiatives across West Africa have promoted the adoption of standardized commercial seed varieties to maximize seasonal crop yields. However, an increasing body of agricultural research highlights the indispensable role played by traditional community-based seed preservation networks among rural smallholder farmers. These informal systems allow local agriculturalists to select, store, and exchange indigenous crop varieties that have adapted over centuries to specific local soil conditions, erratic rainfall patterns, and endemic pests. While commercial hybrid seeds often promise rapid productivity gains, their cultivation frequently demands costly chemical inputs such as synthetic fertilizers and pesticides, placing a heavy financial burden on low-income farming households. Furthermore, the widespread displacement of native seeds by uniform commercial strains narrows regional biodiversity, increasing the vulnerability of food systems to sudden climatic shifts or pest outbreaks. Field assessments demonstrate that community seed banks not only preserve vital genetic diversity but also provide rural households with a reliable, affordable defense against environmental uncertainty. Therefore, sustainable agricultural policies in West Africa must actively support and integrate traditional seed preservation practices alongside modern innovations rather than seeking to supplant them entirely.

Which of the following statements best expresses the central argument of the passage?

Read the passage below carefully:

"When municipal planners unveiled the ambitious 'Green Spine' project—a high-tech concrete promenade flanked by potted exotic flora—they promised an urban oasis that would revolutionize city living. Three years later, the withered non-native shrubs stand as expensive monuments to ecological ignorance, while the surrounding concrete intensifies the urban heat island effect it was meant to alleviate. Meanwhile, community-planted pockets of indigenous cassava and wild grasses in abandoned lots thrive without municipal intervention or funding, quietly filtering stormwater and cooling the neighborhood air. It seems our city fathers managed to construct a microclimate disaster while local weeds were offering free, sophisticated environmental engineering."

What is the writer's overall attitude toward the municipal planners and their project?

Read the sentence below and fill in the blank with the word that best fits the context.

Read the passage below carefully:

In recent decades, rapid urbanization across West Africa has driven a surge in the demand for modern housing, leading to an overwhelming reliance on imported cement and concrete. While concrete structures are perceived as symbols of modernity and durability, their manufacturing and extensive usage contribute significantly to global carbon emissions. Moreover, concrete buildings tend to trap indoor heat, necessitating energy-intensive air conditioning systems that place severe strains on regional power grids.

In response to these environmental and thermal challenges, contemporary architects in the region are advocating a return to modernized rammed-earth construction. Utilizing locally sourced clay and laterite soils stabilized with minimal binders, this traditional building technique offers remarkable thermal mass. Structures built from stabilized earth remain naturally cool during scorching afternoon temperatures and retain warmth during chilly nights, substantially reducing artificial cooling demands.

Furthermore, revived earth architecture fosters local economic self-reliance. By sourcing building materials directly from nearby deposits and employing local artisans trained in compressed earth block production, communities minimize transportation costs and retain capital locally. This approach transforms housing development from an extractive, import-dependent process into a community-centered circular economy.

However, widespread adoption faces systemic hurdles, including regulatory biases in municipal building codes that penalize non-concrete structures and entrenched social perceptions associating earth buildings with poverty. Overcoming these barriers requires standardized engineering codes for stabilized soil, public sector endorsement through civic building projects, and awareness campaigns highlighting earth architecture’s structural durability and climate resilience.

Based on the text above, match each paragraph (left) with its corresponding central argument (right).

Read the passage below carefully:

While modern digital archiving initiatives have sought to preserve West African oral performance traditions through audio-visual digitization, scholars argue that such technological interventions fundamentally alter the nature of oral epics. In performance, these epics are dynamic, living artifacts continuously recontextualized by griots to reflect contemporary community dynamics and audience feedback. Digitization, by contrast, freezes a singular performance into a static text, stripping the epic of its vital improvisational flexibility and socio-communal responsiveness. Furthermore, digital repositories often decouple the oral narrative from its non-verbal performative elements—such as acoustic space, kinetic gestures, and ritualistic pauses—which are essential to its cultural meaning. Consequently, rather than merely archiving traditions, digital preservation runs the risk of reifying a fluid oral practice into a fixed, disembodied museum object. Therefore, digital archives should be viewed as supplementary documentation rather than substitutes for the living, performative contexts that sustain oral epics.

Statement: The central argument of the passage is that digital archiving, despite preserving oral epics, risks ossifying fluid performance traditions into static artifacts detached from their living cultural contexts.

Read the passage excerpt below and complete the statement by filling in the blank with the correct figure of speech.

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

For over a century, cocoa production across West Africa’s forest zone has served as a cornerstone of rural livelihoods and national export revenue. However, the agricultural model that sustained this growth—predominantly full-sun monoculture—is encountering severe environmental limits. By clearing native canopy trees to maximize short-term solar exposure and yield, intensive cultivation has accelerated soil degradation, increased vulnerability to cocoa swollen shoot virus, and intensified local microclimate warming. In response, environmental agronomists are advocating for a systemic transition toward cocoa agroforestry, an approach that integrates shade trees alongside cocoa plants to mimic natural forest ecosystems. Although shade-grown cocoa typically yields smaller harvests during the initial years of planting, its long-term benefits are substantial. The canopy trees regulate ambient temperatures, buffer crops against severe droughts, replenish soil nutrients through leaf-litter decomposition, and provide habitat for vital pollinators and natural pest predators. Furthermore, shade trees offer farmers diversified income streams through harvestable fruits and timber, hedging against global commodity price volatility. Critics argue that immediate income losses deter smallholder farmers from adopting agroforestry techniques. Nevertheless, agricultural economists maintain that without transitioning to shade-grown models, West Africa risks widespread land abandonment as degraded monoculture plots become unviable under changing climatic conditions. Ultimately, the long-term survival of the region's cocoa sector depends not on maximizing seasonal yields, but on establishing ecologically resilient farming systems that preserve soil vitality and farmer livelihoods.

Which of the following best synthesizes the central argument presented in the passage?