IEO (International English Olympiad) Exam — Questions and Answers

Question 1: The word 'meticulous' means:

Deeply sorrowful
Boldly adventurous
Extremely careless
Showing great attention to detail (Correct answer)

Correct answer: Showing great attention to detail

'Meticulous' describes being very careful and precise about every detail.

Question 2: Which word is a synonym of 'tenacious'?

Gentle
Weak
Confused
Persistent (Correct answer)

Correct answer: Persistent

'Tenacious' and 'persistent' both describe holding firmly to something and not giving up.

Question 3: Find the SYNONYM of 'VIVID':

Dull
Blurry
Bright and clear (Correct answer)
Faded

Correct answer: Bright and clear

Vivid means producing powerful feelings or clear images in the mind; intensely bright or clear.

Question 4: What is an 'author's purpose' when reading a passage?

The title of the passage
The number of paragraphs in the passage
The main character of the story
The reason the author wrote the passage (Correct answer)

Correct answer: The reason the author wrote the passage

An author's purpose is the reason they wrote the text — to inform, entertain, or persuade.

Question 5: Which sentence uses the correct form of the verb?

The news is shocking. (Correct answer)
The news were shocking.
The news have shocked.
The news are shocking.

Correct answer: The news is shocking.

'News' is an uncountable noun and always takes a singular verb.

Question 6: Identify the part of speech of 'quickly' in: 'He quickly finished his homework.'

Verb
Noun
Adverb (Correct answer)
Adjective

Correct answer: Adverb

'Quickly' modifies the verb 'finished', answering the question 'How did he finish?' — it is an adverb of manner.

Question 7: Identify the error in: 'She is one of those students who works very hard.'

'works' should be 'work' (Correct answer)
No error
'very' should be 'quite'
'She' should be 'Her'

Correct answer: 'works' should be 'work'

The antecedent of 'who' is 'students' (plural), so the verb should be 'work' (plural).

Question 8: When an author uses 'flashback' in a narrative, they are:

Interrupting the story to show an earlier event (Correct answer)
Summarizing the plot
Describing a bright light
Moving the story forward in time

Correct answer: Interrupting the story to show an earlier event

A flashback is a narrative device that takes the story back in time to reveal earlier events that inform the present.

Question 9: Which of the following words is spelled correctly?

Accommodate (Correct answer)
Acommodate
Accomodate
Accomadaate

Correct answer: Accommodate

The correct spelling is 'accommodate' with double 'c' and double 'm.'

Question 10: What is the CORRECT future tense form? 'She _______ to London next week.'

will be going (Correct answer)
has gone
went
goes

Correct answer: will be going

'Will be going' (Future Continuous) is used for planned activities that will be in progress at a future time, especially with time expressions like 'next week'.

Question 11: Which of these words is spelled incorrectly?

Necessary
Receive
Belive (Correct answer)
Achieve

Correct answer: Belive

'Belive' is incorrect; the correct spelling is 'believe' with an 'e' before the 'v.'

Question 12: Spot the error: 'Being a rainy day, we cancelled the picnic.'

'Being' should be 'It being' (Correct answer)
No error
'the' should be 'our'
'cancelled' should be 'cancelling'

Correct answer: 'Being' should be 'It being'

A dangling participle error — 'Being a rainy day' does not logically refer to 'we'. 'It being' correctly introduces the absolute phrase.

Question 13: Which sentence correctly uses an appositive phrase?

My teacher, Mr. Brown, is very knowledgeable. (Correct answer)
My teacher is, Mr. Brown, very knowledgeable.
Mr. Brown, my teacher very knowledgeable.
My teacher is Mr. Brown and very knowledgeable.

Correct answer: My teacher, Mr. Brown, is very knowledgeable.

An appositive phrase renames or identifies a noun and is set off by commas — 'Mr. Brown' renames 'my teacher.'

Question 14: What is the meaning of 'OMINOUS'?

Harmless and trivial
Joyful and celebratory
Giving the impression that something bad is about to happen (Correct answer)
Bright and cheerful

Correct answer: Giving the impression that something bad is about to happen

Ominous means giving the impression that something bad or unpleasant is about to happen.

Question 15: He __________ three chocolates a day.

Is eating
Eating
Eats (Correct answer)
Eat

Correct answer: Eats

The correct answer is "eats" because it is the present simple tense form of the verb "to eat" which is used to described a habitual action or a general truth. The sentence indicates that the person regularly engages in the action three chocolates a day.

Question 16: What does 'parallel structure' in a sentence mean?

Writing sentences of equal length
Using only simple sentences throughout a passage
Using the same grammatical form for items in a series (Correct answer)
Placing the subject before the verb always

Correct answer: Using the same grammatical form for items in a series

Parallel structure means using the same grammatical pattern for words or phrases in a list or comparison.

Question 17: What type of clause is 'because she studied hard' in the sentence 'She passed the exam because she studied hard'?

Independent clause
Noun clause
Coordinate clause
Dependent (subordinate) clause (Correct answer)

Correct answer: Dependent (subordinate) clause

'Because she studied hard' is a dependent clause — it cannot stand alone as a sentence and depends on the main clause.

Question 18: What is the ANTONYM of 'FORBID'?

Permit (Correct answer)
Block
Ban
Prohibit

Correct answer: Permit

Forbid means to order someone not to do something; to prohibit. Its antonym is permit, meaning to allow or give permission.

Question 19: The phrase 'under the weather' means:

Outdoors in bad weather
Feeling ill or unwell (Correct answer)
Anxious about the future
Sheltered from rain

Correct answer: Feeling ill or unwell

'Under the weather' is an idiom meaning to feel slightly ill or not in good health.

Question 20: Choose the word with the correct spelling:

Occurrance
Occurence
Occurrence (Correct answer)
Occurance

Correct answer: Occurrence

The correct spelling is 'Occurrence' — with double 'c', double 'r', and ending in '-ence'.

Question 21: Which word is the ANTONYM of 'COURAGEOUS'?

Brave
Fearless
Cowardly (Correct answer)
Bold

Correct answer: Cowardly

Courageous means brave and not afraid. Its antonym is cowardly, meaning lacking courage.

Question 22: Identify the PRONOUN in: 'Everyone enjoyed the party very much.'

Party
Very
Enjoyed
Everyone (Correct answer)

Correct answer: Everyone

'Everyone' is an indefinite pronoun — it refers to all people in a group without specifying individuals.

Question 23: In a reading passage, the 'main idea' is best described as:

A minor detail mentioned once
The central point the passage discusses (Correct answer)
The first sentence of the passage
A question the reader asks

Correct answer: The central point the passage discusses

The main idea is the central point or argument that the entire passage is built around.

Question 24: Read: 'Despite studying for weeks, Amit failed the exam. He sat alone in the corridor.' What does the passage suggest about Amit's state of mind?

He is angry at his teacher.
He is happy and relieved.
He is disappointed and dejected. (Correct answer)
He is excited to retake the exam.

Correct answer: He is disappointed and dejected.

Failing after extensive preparation and sitting alone suggests disappointment and dejection.

Question 25: A passage that presents both sides of an argument and then gives the author's opinion is best described as:

Narrative
Procedural
Persuasive or argumentative (Correct answer)
Descriptive

Correct answer: Persuasive or argumentative

Persuasive or argumentative writing presents multiple viewpoints but aims to convince the reader of the author's position.

Question 26: When summarizing a passage, you should:

Include every detail mentioned
Copy sentences directly from the text
Change the meaning of the passage
Restate only the key ideas in your own words (Correct answer)

Correct answer: Restate only the key ideas in your own words

A summary captures the main ideas of a passage briefly in your own words, leaving out minor details.

Question 27: Identify the ADJECTIVE in: 'The enormous blue whale is the largest animal on Earth.'

Is
Whale
Enormous (Correct answer)
Earth

Correct answer: Enormous

'Enormous' is an adjective modifying the noun 'whale' by describing its size.

Question 28: Which sentence uses commas correctly?

I bought apples oranges, and bananas.
I bought apples, oranges, and bananas. (Correct answer)
I bought, apples, oranges, and bananas.
I bought apples, oranges and, bananas.

Correct answer: I bought apples, oranges, and bananas.

Items in a series are separated by commas — 'apples, oranges, and bananas' is the correct Oxford comma usage.

Question 29: Find the incorrect sentence:

He have gone to school already. (Correct answer)
They had finished the work before we arrived.
I have been waiting for two hours.
She has written three novels.

Correct answer: He have gone to school already.

With third-person singular 'he', the present perfect auxiliary is 'has', not 'have'.

Question 30: Read: 'The old woman smiled when the child handed her a flower.' What can be inferred?

The old woman was surprised and scared.
The old woman disliked flowers.
The child was being punished.
The gesture pleased the old woman. (Correct answer)

Correct answer: The gesture pleased the old woman.

A smile in response to a kind gesture (receiving a flower) indicates that the old woman was pleased.

Question 31: Choose the correct verb form: 'By the time she arrives, we _______ the dinner.'

finished
will have finished (Correct answer)
will finish
have finished

Correct answer: will have finished

The future perfect tense ('will have + past participle') is used for actions that will be completed before a specific future time.

Question 32: What is the meaning of the word 'OBSOLETE'?

Popular and trendy
Modern and new
Useful and functional
No longer in use (Correct answer)

Correct answer: No longer in use

Obsolete means no longer produced, used, or needed; out of date.

Question 33: The phrase 'break a leg' is commonly used to mean:

To injure yourself playing sports
Take a break
Good luck (Correct answer)
Work harder

Correct answer: Good luck

'Break a leg' is an expression used in theater and other performances to wish someone good luck.

Question 34: Which word contains a silent letter?

Planet
Bridge
Knight (Correct answer)
Table

Correct answer: Knight

In 'knight,' the letters 'k' and 'gh' are silent, so it is pronounced 'nite.'

Question 35: Which sentence uses quotation marks correctly?

She said "I will be late."
She said, "I will be late." (Correct answer)
She said "I will be late".
She said, I will be late.

Correct answer: She said, "I will be late."

When introducing a direct quote with a reporting verb, place a comma before the opening quotation mark.

Question 36: Choose the correct sentence:

Neither the boys nor the girl were present.
Neither the boys nor the girl is present. (Correct answer)
Neither the boys nor the girl have been present.
Neither the boys nor the girl are present.

Correct answer: Neither the boys nor the girl is present.

When using 'neither...nor', the verb agrees with the subject closest to it. The closest subject is 'the girl' (singular), so the verb should be 'is'.

Question 37: Choose the correct meaning of 'MELANCHOLY':

Intense anger
Extreme happiness
A feeling of deep sadness (Correct answer)
A state of excitement

Correct answer: A feeling of deep sadness

Melancholy refers to a feeling of pensive sadness, typically without an obvious cause.

Question 38: Choose the right word. <br> He drove the car ______ to avoid missing the train.

rarely
quickly (Correct answer)
outside
enough

Correct answer: quickly

'Quickly' is the correct adverb of manner to describe driving fast in response to time pressure. 'Outside' describes location, 'enough' implies sufficiency rather than speed, and 'rarely' describes frequency — none of these convey the urgency of hurrying to catch a train.

Question 39: Which of the following properly capitalizes a proper noun?

We visited a national park in colorado.
we visited a national park in Colorado.
We visited a national park in Colorado. (Correct answer)
We visited a National Park in Colorado.

Correct answer: We visited a national park in Colorado.

'Colorado' is a proper noun (a state name) and must be capitalized; 'national park' is a common noun and is not capitalized.

Question 40: Passage: 'The scientist worked day and night in her laboratory. Ten years later, she announced a breakthrough.' What can be inferred?

The scientist was lucky.
Success came through sustained dedication and hard work. (Correct answer)
The scientist had no social life, which is negative.
The breakthrough was discovered by accident.

Correct answer: Success came through sustained dedication and hard work.

Ten years of working day and night leading to a breakthrough supports the inference that hard work and dedication led to success.

Question 41: Find the correctly punctuated sentence:

The girl who won the prize is my sister. (Correct answer)
The girl who won the prize, is my sister.
The girl, who won the prize is my sister.
The girl who won, the prize is my sister.

Correct answer: The girl who won the prize is my sister.

The relative clause 'who won the prize' is a defining/restrictive clause that identifies which girl — no commas needed.

Question 42: What does 'INNATE' mean?

Inborn; natural and not acquired (Correct answer)
Copied from others
Learned through experience
Developed over time

Correct answer: Inborn; natural and not acquired

Innate means inborn; natural and not acquired through experience or learning.

Question 43: What punctuation mark is used to show possession?

Semicolon (;)
Hyphen (-)
Ellipsis (...)
Apostrophe (') (Correct answer)

Correct answer: Apostrophe (')

An apostrophe followed by 's' (or just an apostrophe after a plural 's') shows possession — e.g., 'the dog's collar.'

Question 44: What does the idiom 'hit the nail on the head' mean?

To complete a difficult task
To be extremely lucky
To injure yourself with a hammer
To say or do exactly the right thing (Correct answer)

Correct answer: To say or do exactly the right thing

'Hit the nail on the head' means to describe exactly what is causing a situation or problem — to be precisely correct.

Question 45: Exaggeration used for emphasis or comic effect is called:

Metaphor
Irony
Hyperbole (Correct answer)
Paradox

Correct answer: Hyperbole

Hyperbole is deliberate exaggeration not meant to be taken literally, used to emphasize a point or create humor.

Question 46: What does 'actions speak louder than words' mean?

Words are meaningless in communication
What you do is more important than what you say (Correct answer)
Shouting is more effective than speaking quietly
Doing things is always harder than talking about them

Correct answer: What you do is more important than what you say

This proverb means that what a person actually does reveals more about their character than what they promise or claim.

Question 47: Which word means 'to formally approve or ratify'?

Ignore
Sanction (Correct answer)
Postpone
Reject

Correct answer: Sanction

'Sanction' can mean to give official permission or approval for an action.

Question 48: What is the meaning of the word 'BENEVOLENT'?

Lazy and idle
Kind and generous (Correct answer)
Cruel and harsh
Proud and arrogant

Correct answer: Kind and generous

Benevolent means well-meaning and kindly; showing goodwill or charity towards others.

Question 49: Identify the ANTONYM of 'DILIGENT':

Careful
Industrious
Hardworking
Idle (Correct answer)

Correct answer: Idle

Diligent means hardworking and careful. Its antonym is idle, meaning avoiding work; lazy.

Question 50: Choose the sentence that is free from error:

Let you and me solve this problem. (Correct answer)
Let you and I solve this problem.
Let you and myself solve this problem.
Let I and you solve this problem.

Correct answer: Let you and me solve this problem.

After 'Let', the objective case pronoun 'me' (not subjective 'I') must be used.

Question 51: What is the function of a subordinating conjunction?

To join two independent clauses of equal importance
To describe an action more precisely
To replace a noun in a sentence
To connect a dependent clause to an independent clause (Correct answer)

Correct answer: To connect a dependent clause to an independent clause

A subordinating conjunction (e.g., 'because,' 'although,' 'when') introduces a dependent clause and connects it to the main clause.

IEO (International English Olympiad) Exam

The IEO is conducted by the Science Olympiad Foundation (SOF) for students in classes 1-12. For classes 5-12 (Level 1), the exam consists of 50 multiple-choice questions to be completed in 60 minutes. For classes 1-4, it is 35 questions in 60 minutes. Sections include Word and Structure Knowledge, Reading, Spoken and Written Expression, and an Achievers section. Top 5% from Level 1 qualify for Level 2. Topics include vocabulary, grammar, reading comprehension, spelling, idioms, sentence structure, punctuation, synonyms/antonyms, tenses, and parts of speech.

Questions

60 min

Time Limit

60%

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These practice questions were written with AI tools. They are not real exam questions. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy

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