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13931 questions

Question 2861Question

Read the passage below carefully:

In recent years, West African cocoa farmers have increasingly adopted biochar—a carbon-rich substance produced through the pyrolysis of agricultural waste like cocoa pod husks—to combat severe soil degradation. Prolonged intensive cultivation and changing rainfall patterns have depleted essential soil nutrients and compromised water retention across major cocoa-growing belts. When incorporated into the topsoil, biochar acts as a stable sponge, retaining moisture during dry spells and enhancing the soil's capacity to store critical nutrients such as potassium and magnesium. Additionally, its porous structure fosters beneficial microbial activity, which accelerates organic matter decomposition. While some farmers supplement biochar application with organic composts made from poultry manure, and others utilize specialized kiln designs developed by local agricultural institutes, the fundamental mechanism of soil recovery lies in biochar's structural stability. Unlike uncharred organic matter, biochar resists rapid microbial decay, remaining intact in the soil matrix for decades. Consequently, its primary value is not merely providing temporary fertilizing nutrients, but permanently rebuilding the degraded physical and chemical architecture of cocoa farm soils, thereby securing long-term crop resilience.

Which of the following statements best captures the core thesis of the passage while excluding supporting details and illustrative examples?

Show answer & explanation

Answer: Biochar restores long-term crop resilience by permanently rebuilding the degraded physical and chemical structure of cocoa farm soils.

Answer

The correct answer is the statement that biochar restores long-term crop resilience by permanently rebuilding the degraded physical and chemical structure of cocoa farm soils.
The correct answer encapsulates the primary thesis of the passage: the crucial benefit of biochar is its structural stability, which permanently restores the physical and chemical architecture of cocoa farm soils to secure long-term crop resilience. It excludes minor operational details and avoids ungrounded claims.

Step-by-Step Solution

1
Identify the main argument of the passage
The author concludes that biochar's primary value lies in its long-term structural stability which permanently rebuilds soil architecture.
The central idea is highlighted toward the end of the text using transition markers like 'the fundamental mechanism' and 'Consequently, its primary value'.
2
Distinguish central arguments from secondary supporting details
Details about poultry manure composts, specific kiln designs, and microbial decomposition rates are supporting examples and background mechanisms.
Supporting details elaborate on how biochar functions or how it is supplemented, but they do not state the overarching purpose of adopting biochar.
3
Evaluate the choices against the central argument
The choice emphasizing permanent rebuilding of soil structure and long-term resilience encompasses the full scope of the thesis without including peripheral details or unstated claims.
A proper summary captures the core point concisely and objectively.

Key Concept

Distinguishing Essential Ideas from Irrelevancies in Summary
Estimated Time:1m 30s
Question 2862Question

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

Although the council members initially opposed the controversial policy, they were ultimately forced to ACQUIESCE to the demands of the board.

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

Show answer & explanation

Answer: resist

Answer

resist
In the given sentence, 'acquiesce' means to submit, yield, or agree reluctantly to a demand. The word 'resist' means to withstand, oppose, or refuse to comply, making it the precise contextual antonym.

Step-by-Step Solution

1
Determine the contextual meaning of the target word in the sentence.
In the context of yielding to board demands after initial opposition, 'acquiesce' means to submit reluctantly or comply without open protest.
Understanding how the word functions in the sentence is necessary before finding its opposite.
2
Identify the word that expresses the direct opposite meaning of submitting or giving in.
'Resist' means to withstand, oppose, or refuse to comply.
Actively opposing demands directly contradicts the action of yielding to them.

Key Concept

Identifying Contextual Antonyms
Question 2863Question

From the options lettered A to D, choose the word that has the same pure vowel sound as the one represented by the underlined letters in the word s<u>ay</u>s.

Show answer & explanation

Answer: friend

Answer

The word containing the same pure vowel sound is 'friend'.
In standard English phonetics, the word 'says' is transcribed as /sez/, meaning the underlined spelling 'ay' represents the short monophthong sound /e/. Among the options, the word 'friend' (/frend/) is the only word that contains this exact pure vowel sound.

Step-by-Step Solution

1
Identify the phonetic transcription and monophthong sound of the target word 'says'.
The word 'says' is transcribed phonetically as /sez/, where the underlined 'ay' represents the short pure vowel sound /e/.
English spelling rules often make 'ay' appear as a diphthong /eɪ/, but in the irregular third-person singular 'says', it is pronounced as the monophthong /e/.
2
Analyze the vowel sound present in each of the given options.
'friend' is pronounced /frend/ (contains /e/); 'days' is pronounced /deɪz/ (contains /eɪ/); 'sees' is pronounced /siːz/ (contains /iː/); 'sighs' is pronounced /saɪz/ (contains /aɪ/).
Comparing phonetic representations isolates the exact matching monophthong.
3
Match the target monophthong sound /e/ with the correct option.
'friend' matches the target vowel sound /e/.
Both 'says' and 'friend' share the identical pure monophthong sound /e/.

Key Concept

Identifying monophthong (pure vowel) sound equivalences in irregular English orthographic patterns.
Question 2864Question

Complete the statement by supplying the correct phonetic symbol for the consonant sound represented by the underlined letters.

Fill in the blanks below

The digraph 'th' in the word 'clothing' represents the voiced dental fricative consonant sound transcribed phonetically as //.
Show answer & explanation

Answer

The consonant sound represented by 'th' in 'clothing' is the voiced dental fricative /ð/.
In Oral English, the digraph 'th' in 'clothing' produces a voiced dental fricative sound, which is transcribed phonetically using the symbol /ð/.

Step-by-Step Solution

1
Analyze the pronunciation of the digraph 'th' in the word 'clothing'.
The vocal cords vibrate during the articulation of 'th' in 'clothing', making it a voiced sound.
This contrasts with the voiceless 'th' sound found in words like 'cloth' or 'thought'.
2
Determine the corresponding International Phonetic Alphabet (IPA) symbol.
The symbol for the voiced dental fricative is /ð/.
In standard phonetic transcription, /ð/ represents the voiced dental fricative, whereas /θ/ represents the voiceless dental fricative.

Key Concept

Voiced vs. Voiceless Dental Fricatives (/ð/ vs /θ/)
Estimated Time:1m 0s
Question 2865Question

Match each phrasal verb on the left with its correct contextual meaning on the right.

Click a left item, then click its matching right item

Items

Fritter away
Claw back
Hark back
Pass off

Matches

Show answer & explanation

Answer

'Fritter away' matches 'To squander or waste resources recklessly on trivial matters'; 'Claw back' matches 'To regain or recover money or power with considerable effort'; 'Hark back' matches 'To recall or refer back to a previous period or event'; 'Pass off' matches 'To falsely present or misrepresent something as genuine'.
Each phrasal verb is correctly paired with its standard definition: 'fritter away' corresponds to squandering resources on trivialities; 'claw back' refers to retrieving money or power with difficulty; 'hark back' means referencing or remembering an earlier time; and 'pass off' denotes misrepresenting something as genuine.

Step-by-Step Solution

1
Analyze the idiomatic meaning of 'Fritter away'.
Identified as wasting or squandering resources foolishly.
The verb 'fritter' combined with 'away' denotes gradual waste or destruction on unimportant things.
2
Analyze the idiomatic meaning of 'Claw back'.
Identified as reclaiming or recovering lost assets or advantages with difficulty.
The metaphor of 'clawing' implies exertion and effort to pull something back into one's possession.
3
Analyze the idiomatic meaning of 'Hark back'.
Identified as referencing or returning to a past time or topic.
Derived from hunting terminology, 'hark back' means to turn back to an earlier subject or historical period.
4
Analyze the idiomatic meaning of 'Pass off'.
Identified as fraudulently deceiving others regarding the identity or quality of something.
The expression 'pass off as' signifies deception or false representation.

Key Concept

Matching advanced phrasal verbs to their correct idiomatic meanings
Question 2866Question

After completing the routine maintenance check, the engineer parked the aircraft inside a specialized enclosed structure designed to house and protect planes. Which of the following is the correct occupational term for this structure?

Show answer & explanation

Answer: hangar

Answer

The correct term for an enclosed structure designed to house and maintain aircraft is 'hangar'.
In aviation terminology, a 'hangar' is a large enclosed structure built specifically to hold aircraft for storage, shelter, or maintenance.

Step-by-Step Solution

1
Identify the key context and characteristics described in the stem.
The scenario describes a covered building used to park and protect aircraft in aviation.
Specialized aviation registers differentiate between open outdoor paving, takeoff strips, passenger facilities, and aircraft storage buildings.
2
Evaluate the specialized aviation terms against the description.
'Hangar' matches the definition of a large building used to house aircraft.
'Runway', 'tarmac', and 'terminal' refer to other distinct airport locations and facilities.

Key Concept

Aviation Occupational Register
Estimated Time:45s
Question 2867Question

Which of the following verb phrases correctly completes the sentence below?

"No sooner _______ than the emergency response team ordered an immediate evacuation of the coastal district."

Show answer & explanation

Answer: had the meteorologist detected the storm

Answer

had the meteorologist detected the storm
The correct option accurately applies subject-auxiliary inversion ('had the meteorologist') alongside the past perfect tense ('detected'). When a sentence begins with the negative adverbial 'No sooner', the auxiliary verb must precede the subject, and the earlier completed past event requires the past perfect tense.

Step-by-Step Solution

1
Analyze the sentence structure initiated by the negative correlative adverbial 'No sooner'.
Identify that placing 'No sooner' at the beginning of a sentence requires subject-auxiliary inversion.
In formal English, fronted negative or restrictive adverbials necessitate placing the auxiliary verb before the subject.
2
Determine the proper tense sequence for events occurring sequentially in the past.
Establish that the past perfect tense ('had' + past participle) must express the earlier completed action.
The detection of the storm occurred prior to the subsequent past action ('ordered an immediate evacuation').
3
Select the verb phrase satisfying both subject-auxiliary inversion and past perfect tense requirements.
The phrase 'had the meteorologist detected the storm' fulfills both grammatical rules.
It places the auxiliary verb 'had' before the subject 'the meteorologist' and uses the past participle 'detected'.

Key Concept

Inversion and Tense Sequence with Negative Adverbials
Question 2868Question

Match each literary excerpt from the prescribed text on the left with the correct literary device it demonstrates on the right.

Click a left item, then click its matching right item

Items

"The general was no novice in the art of tactical warfare, having survived ten grueling campaigns."
"And the storm raged, and the thunder roared, and the sea swelled against our battered vessel."
"She gathered her dignity, her leather cloak, and her composure before stepping out into the crowd."
"The proud conqueror offered war to the rebellious kings, but peace to the humble villagers."

Matches

Show answer & explanation

Answer

The correct pairings match the excerpt containing 'no novice' with Litotes, the passage with repeated 'and' conjunctions with Polysyndeton, the phrase using 'gathered' for both physical and abstract items with Zeugma, and the contrasting 'war/peace' statement with Antithesis.
Each excerpt exhibits explicit structural characteristics matching its paired literary device: double negation or understatement for Litotes, repeated conjunctions for Polysyndeton, a single verb connecting concrete and abstract nouns for Zeugma, and parallel opposing ideas for Antithesis.

Step-by-Step Solution

1
Examine the figurative construction in the first excerpt
Identified 'no novice' as an intentional understatement using negative phrasing to affirm expertise.
Negating the opposite to emphasize an affirmative state defines Litotes.
2
Analyze the syntactic structure of the second excerpt
Observed multiple consecutive clauses linked by repeated conjunctions ('and').
Using redundant conjunctions for stylistic effect is Polysyndeton.
3
Inspect the verb relationship in the third excerpt
Found 'gathered' governing both a physical garment and abstract mental attributes.
Linking words of different semantic or physical categories with one verb forms Zeugma.
4
Evaluate the thematic structure of the fourth excerpt
Identified balanced opposition between 'war to kings' and 'peace to villagers'.
Parallel placement of opposing concepts constitutes Antithesis.

Key Concept

Identification and contextual analysis of figures of speech in prescribed texts
Question 2869Question

In Buchi Emecheta's prescribed novel *Second Class Citizen*, match each character listed on the left with their corresponding structural role or function in the narrative on the right.

Click a left item, then click its matching right item

Items

Adah Ofili
Francis Obidako
Pa Noble
Mr. Cole

Matches

Show answer & explanation

Answer

Adah Ofili matches with the resilient protagonist who defies gender restrictions to achieve personal independence; Francis Obidako matches with the antagonistic husband whose abusive behavior undermines his family; Pa Noble matches with the clownish landlord whose desperate colonial approval leads to self-degradation; Mr. Cole matches with the sympathetic neighbor and landlord who offers domestic stability.
The pairings correctly match each character to their literary function in Buchi Emecheta's Second Class Citizen: Adah is the resilient protagonist seeking independence, Francis is her abusive antagonist husband, Pa Noble is the humiliated landlord striving for white approval, and Mr. Cole is the accommodating neighbor offering housing stability.

Step-by-Step Solution

1
Identify the central narrative driver of the novel
Determine that Adah Ofili is the protagonist striving against patriarchal oppression and systemic racism.
Character role analysis requires establishing which character drives the overarching plot and thematic focus.
2
Analyze the primary source of conflict for the protagonist
Identify Francis Obidako as the primary antagonist whose abusive actions and financial reliance on Adah create core narrative tensions.
Recognizing the antagonist helps delineate character dynamics and structural conflicts.
3
Examine the socio-cultural commentary embodied by Pa Noble
Identify Pa Noble as the landlord whose loss of dignity illustrates the destructive impact of colonial inferiority complex.
Supporting characters often embody specific thematic subtexts regarding identity and assimilation.
4
Evaluate the function of Mr. Cole in Adah's London experience
Identify Mr. Cole as a benign housing figure providing temporary relief in a hostile environment.
Secondary characters function to illustrate ambient social conditions and provide structural contrasts.

Key Concept

Major Character Identification and Role Analysis
Question 2870Question

Complete the sentence by supplying the appropriate present tense form of the verb 'to be' that satisfies the rules of grammatical concord.

Fill in the blanks below

The principal researcher, together with her laboratory assistants, currently conducting fieldwork in the Niger Delta region.
Show answer & explanation

Answer

is
The correct verb is 'is' because the grammatical subject of the sentence is the singular noun phrase 'The principal researcher'. Phrases introduced by prepositional qualifiers like 'together with' are parenthetical and do not alter the singular agreement requirement of the main subject.

Step-by-Step Solution

1
Identify the head subject of the sentence.
The principal subject is 'The principal researcher', which is singular.
Expressions introduced by quasi-conjunctions such as 'together with', 'as well as', or 'in addition to' do not form a compound plural subject.
2
Select the verb form that agrees with the singular subject in the present tense.
The singular present tense verb required is 'is'.
Grammatical concord mandates that a singular subject takes a singular verb regardless of intervening plural nouns in parenthetical phrases.

Key Concept

Subject-Verb Agreement with Parenthetical Prepositional Phrases
Estimated Time:1m 0s
Question 2871Question

Match each of the following literary excerpts with the dominant textual tone, character mood, or scene atmosphere it conveys.

Click a left item, then click its matching right item

Items

"They bring us rusted coins in polished bowls, / And ask that we dance for the crumbs of our own harvest, / Praising their generous hearts with dry throats."
"High upon the sacred hill, the sacred drums fell silent one by one. A heavy mist crept over the ancestral shrine, muffling the elders' chants before the storm."
"Mama smoothed the creases of the yellowed photograph, tracing father's smile with a trembling finger, whispering to the quiet room about evenings when the compound echoed with song."
"Stand back! We shall no longer bow to decrees born in darkness! If the river must overflow its banks to cleanse this palace, then let it swell today!"

Matches

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Answer

Excerpt 1 matches 'Sarcastic and biting tone condemning exploitation'; Excerpt 2 matches 'Sombre and foreboding scene atmosphere'; Excerpt 3 matches 'Melancholic and nostalgic character mood'; Excerpt 4 matches 'Indignant and defiant tone'.
Each excerpt contains distinct stylistic cues: Excerpt 1 employs irony to construct a biting satire against exploitation; Excerpt 2 uses atmospheric setting cues like silenced drums and creeping mist to build foreboding tension; Excerpt 3 focuses on personal memory artifacts to depict a nostalgic character mood; Excerpt 4 uses fiery imperative language to demonstrate indignation and defiance.

Step-by-Step Solution

1
Analyze Excerpt 1 for speaker attitude and literary devices.
Identified ironic contrasts ('rusted coins in polished bowls') expressing anger disguised as mock praise, indicating a sarcastic and biting tone.
Tone reflects the writer's or speaker's attitude toward the subject matter.
2
Analyze Excerpt 2 for environmental imagery and sensory details.
Identified silence of drums, creeping mist, and pre-storm tension creating a sombre and foreboding atmosphere.
Atmosphere refers to the overall emotional aura generated by the setting and environment.
3
Analyze Excerpt 3 for internal emotional state of the character.
Identified gentle, sorrowful longing for past times through the physical act of touching an old photograph, indicating a melancholic and nostalgic mood.
Mood pertains to the internal feeling or psychological state experienced by a character or evoked in the reader.
4
Analyze Excerpt 4 for speech delivery and emotional intensity.
Identified forceful commands and imagery of overflow/rebels against darkness, showing an indignant and defiant tone.
Dramatic dialogue reflects immediate character tone through sentence structure and active vocabulary choice.

Key Concept

Distinguishing authorial tone, character mood, and scene atmosphere in literary texts.
Estimated Time:2m 0s
Question 2872Question

Match each four-syllable English word on the left with its correct primary stress placement pattern on the right.

Click a left item, then click its matching right item

Items

efficacy
participate
scientific
misunderstand

Matches

Show answer & explanation

Answer

efficacy matches First syllable stressed (EF-fi-ca-cy); participate matches Second syllable stressed (par-TIC-i-pate); scientific matches Third syllable stressed (sci-en-TIF-ic); misunderstand matches Fourth syllable stressed (mis-un-der-STAND).
Each word is correctly matched to its primary stressed syllable: 'efficacy' has primary stress on the first syllable (EF-fi-ca-cy), 'participate' on the second syllable (par-TIC-i-pate), 'scientific' on the third syllable due to the '-ic' suffix rule (sci-en-TIF-ic), and 'misunderstand' on the fourth syllable (mis-un-der-STAND).

Step-by-Step Solution

1
Determine the syllabification and primary stress placement of each word.
efficacy = EF-fi-ca-cy (1st syllable); participate = par-TIC-i-pate (2nd syllable); scientific = sci-en-TIF-ic (3rd syllable); misunderstand = mis-un-der-STAND (4th syllable).
English stress rules govern placement based on word origin, prefixes, and suffix stress assignment rules (e.g., the '-ic' suffix places stress on the preceding syllable).
2
Match each word to its corresponding stress pattern schema.
efficacy -> First syllable stressed; participate -> Second syllable stressed; scientific -> Third syllable stressed; misunderstand -> Fourth syllable stressed.
Aligning the capitalized primary stressed syllable with the numerical position yields the correct pair for each word.

Key Concept

Polysyllabic Word Stress Placement Rules
Question 2873Question

Read the passage below carefully:

Across the arid farmlands of Maradi in southern Niger, smallholder farmers have transformed degraded landscapes not through costly imported saplings, but by protecting spontaneous shoots sprouting from subterranean tree stumps. This low-cost practice, known as Farmer-Managed Natural Regeneration (FMNR), relies on systematically pruning indigenous trees like Faidherbia albida to integrate them into crop fields. Unlike conventional reforestation programs that suffer high seedling mortality, FMNR harnesses resilient indigenous root systems already adapted to local droughts. As these native trees mature, they fix atmospheric nitrogen, leaf litter enriches topsoil organic matter, and canopy shade shields crops from extreme temperatures, significantly boosting pearl millet yields. Crucially, the regenerated trees also supply firewood, fodder, and medicinal bark, offering farming households vital secondary income streams during lean seasons. Neighboring communities, observing these economic and ecological gains, have rapidly adopted FMNR across millions of hectares without external subsidy. Ultimately, farmer-led regeneration of native rootstock proves that restoring degraded drylands requires capitalizing on local ecological resilience rather than relying on external interventions.

Based on the passage, match each statement from the text (Left) with its correct summary function in the author's overall argument (Right).

Click a left item, then click its matching right item

Items

Restoring degraded drylands effectively requires capitalizing on local ecological resilience rather than relying on external interventions.
Pruning and protecting indigenous trees improves topsoil organic matter, nitrogen levels, and crop yields.
Regenerated native trees supply firewood, livestock fodder, and medicinal bark for secondary income.
Conventional reforestation programs suffer high seedling mortality during severe local droughts.

Matches

Show answer & explanation

Answer

The core central thesis is that dryland restoration depends on local ecological resilience rather than external intervention. The primary supporting mechanism details how indigenous tree pruning improves soil and crop yields. Subsidiary details highlight secondary income from firewood and bark, while the high mortality of conventional seedlings serves as contextual contrast.
The passage builds an argument centered on the thesis that local ecological resilience outweighs external intervention for dryland restoration. Soil enrichment and yield increases function as the direct mechanism supporting this thesis. Additional products like firewood and medicinal bark are subsidiary benefits, whereas the failure of conventional reforestation provides contextual contrast.

Step-by-Step Solution

1
Identify the overarching message of the passage.
The final sentence summarizes the main argument: sustainable dryland restoration relies on local ecological resilience instead of external programs.
The main thesis synthesizes the entire text and represents the essential takeaway.
2
Analyze how supporting mechanisms reinforce the thesis.
The explanation of nitrogen fixation, soil enrichment, and yield boosts directly explains how FMNR operates effectively.
Primary supporting mechanisms explain the core 'how' behind the main thesis.
3
Distinguish subsidiary benefits and background contrasts from essential points.
Firewood/bark sales represent helpful side benefits (subsidiary details), while seedling mortality in conventional programs establishes the problem background (contextual contrast).
Separating essential ideas from non-essential or background details is key to accurate text summarization.

Key Concept

Distinguishing Core Thesis from Supporting Mechanisms, Subsidiary Benefits, and Contextual Background
Estimated Time:1m 30s
Question 2874Question

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

The ancient City Walls of Kano, constructed between the 11th and 14th centuries, were originally built to protect the inhabitants of Kano from external invasions. Measuring approximately 14 kilometres in circuit, the massive earthen ramparts featured sixteen strategic gates, each guarded by a security officer known as the Sarkin Kofa. Unlike contemporary fortifications in Northern Africa that primarily utilized stone and mortar, the Kano walls were sculpted entirely from sun-dried mud bricks and reinforced with local timber. Although minor structural repairs were recorded in 1903 following British colonial occupation, substantial portions of the outer wall system collapsed during the heavy rains of 1955 due to prolonged neglect.

Statement: According to the passage, the ancient City Walls of Kano were constructed primarily using stone and mortar imported from Northern Africa.

Show answer & explanation

Answer: False

Answer

The statement is False. The passage explicitly mentions that the Kano walls were built from sun-dried mud bricks and local timber, unlike Northern African structures which used stone and mortar.
The evaluation of 'False' is correct because the passage explicitly attributes the use of stone and mortar to Northern African fortifications, while specifying that the Kano walls were built from sun-dried mud bricks and local timber.

Step-by-Step Solution

1
Identify the key claim in the statement
The statement claims that the Kano walls were built using stone and mortar from Northern Africa.
To evaluate a true/false statement, its core claim must be compared against facts in the text.
2
Locate the explicit detail in the passage regarding building materials
The text states: 'Unlike contemporary fortifications in Northern Africa that primarily utilized stone and mortar, the Kano walls were sculpted entirely from sun-dried mud bricks and reinforced with local timber.'
Direct text retrieval provides the accurate factual basis to verify the statement.
3
Compare the statement with the explicit textual evidence
The passage contrasts the Kano walls (made of mud bricks and timber) with Northern African walls (made of stone and mortar). Therefore, the statement directly contradicts the passage.
A statement that contradicts explicit factual information given in the text is False.

Key Concept

Literal Comprehension and Fact Retrieval
Question 2875Question

Complete the sentence below by providing the form of the verb 'to have' that correctly satisfies the rules of grammatical concord.

Fill in the blanks below

More than one applicant submitted the required documentation before the midnight deadline.
Show answer & explanation

Answer

has
The correct verb is 'has' because the expression 'more than one' followed immediately by a singular countable noun ('applicant') grammatically governs a singular verb.

Step-by-Step Solution

1
Analyze the subject structure of the sentence.
The noun phrase acting as the subject begins with the formulaic quantifier 'More than one' followed by the singular noun 'applicant'.
Identifying the head quantifier and head noun determines the concord agreement rule to apply.
2
Apply the grammatical concord rule governing 'more than one + singular noun'.
In standard English grammar, the construction 'more than one' followed by a singular countable noun strictly requires a singular verb, despite its semantically plural implication.
Syntactic form takes precedence over semantic notion in 'more than one' constructions.
3
Supply the correct present tense singular form of the verb 'to have'.
The singular verb form is 'has'.
'Has' agrees in number with the singular subject structure.

Key Concept

Concord with 'More than one'
Estimated Time:1m 0s
Question 2876Question

Which of the following words contextually completes the sentence below?

"The arrival of the keynote speaker is ________, so all participants are requested to take their seats immediately."

Show answer & explanation

Answer: imminent

Answer

imminent
The word 'imminent' is an adjective that means about to happen or taking place very soon. In the sentence, the instruction for participants to take their seats immediately signals that the arrival of the speaker is impendent.

Step-by-Step Solution

1
Analyze the context of the sentence
The clause 'so all participants are requested to take their seats immediately' indicates that the arrival is about to happen very soon.
The temporal cue 'immediately' requires a word denoting an impending or near-at-hand event.
2
Distinguish between near-homophones and paronyms
'Imminent' means about to occur, 'eminent' means famous/distinguished, and 'immanent' means inherent/indwelling.
Confusable words with similar sound profiles must be selected based on their specific semantic definitions.
3
Select the correct word
'Imminent' fits both the grammatical requirement and context of an impending arrival.
It accurately conveys that the event will happen shortly.

Key Concept

Distinction between commonly confused paronyms: imminent (about to happen), eminent (distinguished), and immanent (inherent).
Estimated Time:45s
Question 2877Question

The university senate decided to ________ exception to the auditor's unannounced inspection of the departmental accounts. Which of the following options best completes the sentence to form an idiomatically correct expression?

Show answer & explanation

Answer: take

Answer

The correct option is 'take', completing the fixed phrase 'take exception to'.
The verb 'take' combines with 'exception to' to form the recognized English fixed expression 'take exception to', which means to object strongly to or express offense at something.

Step-by-Step Solution

1
Analyze the sentence context to determine the required meaning.
The sentence describes an action of expressing formal disapproval or objection toward an unannounced inspection.
Establishing contextual meaning helps determine which idiomatic collocation is required.
2
Match the noun 'exception' and preposition 'to' with its standard collocating verb.
The established fixed idiom meaning to object to or take offense at something is 'take exception to'.
Fixed phrases in Standard English require exact verb-noun combinations that cannot be substituted with semantic near-synonyms.

Key Concept

Fixed Verb-Noun Expressions ('take exception to')
Estimated Time:1m 0s
Question 2878Question

Read the passage below carefully:

Across southern Nigeria, millions of tonnes of cassava peels are generated annually as agricultural waste from processing facilities, creating severe environmental pollution through toxic leachate and foul odours. Traditionally, these peels were left to rot in open heaps or burnt, releasing harmful greenhouse gases. However, recent biotechnological interventions have introduced an innovative drying and sorting technique that transforms wet cassava peels into high-quality, aflatoxin-free animal feed within twenty-four hours. This process not only mitigates the environmental hazards associated with unmanaged agro-waste but also provides a cheaper, energy-dense alternative to maize for poultry and livestock farmers facing soaring grain prices. Furthermore, cassava processing factories in Ogun and Oyo states have begun commercializing this feed derivative, generating additional revenue streams for local processors. While some processors have invested in mechanized pressers to speed up moisture extraction, the fundamental breakthrough lies in converting an environmental pollutant into a sustainable livestock feed alternative. By turning cassava waste into an economically viable resource, the sub-region is addressing both waste management challenges and feed security simultaneously.

Which of the following statements best summarizes the central message of the passage?

Show answer & explanation

Answer: Converting cassava peel waste into livestock feed addresses environmental hazards while providing an affordable alternative to traditional feed grains.

Answer

Converting cassava peel waste into livestock feed addresses environmental hazards while providing an affordable alternative to traditional feed grains.
The core thesis of the passage emphasizes how processing cassava waste resolves environmental issues while simultaneously supplying a cheaper livestock feed alternative. The statement capturing this dual impact accurately summarizes the essential message.

Step-by-Step Solution

1
Analyze the passage to identify the central argument.
The main focus is on biotechnological processing that turns hazardous cassava peel waste into valuable animal feed, addressing both pollution and feed shortages.
Determining the main idea requires synthesizing the primary cause-and-effect relationship established throughout the text.
2
Distinguish essential core ideas from supporting details and minor examples.
Mentions of specific state factories (Ogun and Oyo) and equipment (mechanized pressers) are illustrative supporting details, not the main conclusion.
A proper summary excludes non-essential technical or geographical examples.
3
Evaluate options against the identified core message and eliminate distractors.
The option focusing on waste conversion into feed alongside environmental and economic benefits accurately synthesizes the full text.
The correct summary must encapsulate the main thesis without over-extrapolating or focusing narrowly on details.

Key Concept

Distinguishing Essential Summary Ideas from Supporting Details
Estimated Time:1m 30s
Question 2879Question

Match each specialized occupational term on the left with its corresponding technical definition in its respective field of register on the right. Which set of pairings correctly aligns each term with its field definition?

Click a left item, then click its matching right item

Items

Nolle prosequi
Demurrage
Culling
Idiopathic

Matches

Show answer & explanation

Answer

'Nolle prosequi' matches the legal declaration to discontinue prosecution; 'Demurrage' matches the shipping charge for cargo delays beyond laytime; 'Culling' matches the agricultural practice of removing weak livestock; 'Idiopathic' matches medical conditions of spontaneous or unknown origin.
Each specialized register term accurately aligns with its technical definition within its respective domain: 'Nolle prosequi' is the formal legal entry to cease prosecution; 'Demurrage' is the maritime shipping penalty for laytime overrun; 'Culling' is the agricultural removal of undesirable livestock; and 'Idiopathic' is the medical designation for diseases of unknown cause.

Step-by-Step Solution

1
Analyze the legal term 'nolle prosequi'.
Identify that in law, it signifies an official decision by prosecution to discontinue criminal proceedings.
This establishes the link between the legal term and the formal notice to discontinue prosecution.
2
Analyze the nautical/maritime term 'demurrage'.
Recognize that it pertains to shipping logistics, specifically financial damages incurred for exceeding stipulated cargo handling time.
This links demurrage directly to charterer penalties for delayed unloading.
3
Analyze the agricultural term 'culling'.
Identify its application in farming and animal husbandry as the deliberate selection and removal of unproductive or diseased animals.
This connects culling to livestock herd management.
4
Analyze the medical term 'idiopathic'.
Define it as a medical classification for illnesses whose etiology or cause cannot be identified.
This completes the accurate technical mapping for all four specialized registers.

Key Concept

Occupational and Specialized Registers (Legal, Maritime, Agricultural, and Medical)
Question 2880Question

Which word nearest in meaning to the bracketed term correctly completes the sentence below?

Fill in the blanks below

The spokesperson's [evasive] remarks during the press conference raised concerns among journalists, as her answers deliberately avoided addressing the core controversy.
Show answer & explanation

Answer

The word nearest in meaning to 'evasive' in this context is 'equivocal' (or 'ambiguous' / 'noncommittal').
In this formal communicative context, 'evasive' describes speech designed to dodge direct questions. Terms such as 'equivocal', 'ambiguous', or 'noncommittal' accurately capture this specific meaning of intentional vagueness and concealment.

Step-by-Step Solution

1
Analyze the contextual meaning of the target word '[evasive]' within the sentence.
In the context of avoiding direct answers during a press conference, 'evasive' means intentionally vague, misleading, or designed to avoid committing to a direct statement.
Synonym selection requires matching the precise contextual nuance rather than just general dictionary definitions.
2
Identify a synonym that maintains the exact tone and meaning of the sentence.
The word 'equivocal' (or 'ambiguous' / 'noncommittal') fits the blank perfectly, expressing the quality of being open to multiple interpretations or avoiding a clear declaration.
Substituting 'equivocal' preserves the structural integrity and semantic intent of the original sentence.

Key Concept

Contextual Synonyms and Word Substitution
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