Word Parts and Roots
Help Questions
ISEE Lower Level: Verbal Reasoning › Word Parts and Roots
The speaker's voice was barely -------, so the people in the back of the room could not hear him.
visible
audible
credible
flexible
Explanation
The clue in the sentence is 'could not hear him.' The root 'audi-' means 'to hear' and the suffix '-ible' means 'able to be.' Therefore, 'audible' means 'able to be heard,' which fits the context perfectly. (B) 'credible' means believable. (C) 'flexible' means bendable. (D) 'visible' means able to be seen.
Because the old map was torn and faded, its markings were almost -------.
illegible
impressive
illogical
illuminated
Explanation
The sentence describes a map that is 'torn and faded,' suggesting its markings would be hard to read. The word 'illegible' comes from the prefix 'il-' (not), the root 'leg' (to read), and the suffix '-ible' (able to be). Thus, 'illegible' means 'not able to be read.' (A) 'illogical' means not logical. (B) 'illuminated' means lit up. (D) 'impressive' means admirable.
The invention of the ------- allowed people to see things that were very far away, like the planets and stars.
telescope
microscope
periscope
telephone
Explanation
The sentence asks for an invention to see things 'very far away.' The word 'telescope' comes from 'tele-' (far) and '-scope' (see). (A) A 'microscope' is for seeing small ('micro-') things. (B) A 'periscope' is for seeing around ('peri-') barriers. (D) A 'telephone' is for hearing sound ('-phone') from far away.
INTERRUPT
listen
disturb
erupt
continue
Explanation
The word 'interrupt' is made from 'inter-' (between) and 'rupt' (to break). To interrupt is to 'break between' an activity or conversation. 'Disturb' is the best synonym. (A) 'continue' is an antonym. (B) 'erupt' means to break out ('e-' means out). (D) 'listen' is an opposite action to interrupting someone who is speaking.
At the aquarium, Priya watches aquatic turtles swimming in tanks. Based on the passage, what does the root aqua mean?
Sand
Fire
Water
Air
Explanation
This question tests ISEE Lower Level verbal reasoning skills, specifically using roots, prefixes, and suffixes to infer word meanings. Understanding word parts helps infer meanings by breaking down terms into roots, prefixes, and suffixes that provide clues. For example, 'aqua-' relates to water, as seen in aquarium (water container) or aqueduct (water channel). In this passage, Priya watches 'aquatic' turtles swimming in tanks, directly connecting to a water environment. Choice B is correct because 'aqua' means 'water,' as shown by the swimming context and aquarium setting. Choice A is incorrect because air-related words use roots like 'aero-' or 'atmo-'. To help students: Link 'aqua' to familiar water words like aquarium. Use visual associations with water-blue color. Practice identifying water-related vocabulary with the 'aqua' root.
A benevolent leader shares supplies and speaks kindly to everyone. What does the prefix bene- in benevolent suggest about its meaning?
Bad
Good
Small
Hard
Explanation
This question tests ISEE Lower Level verbal reasoning skills, specifically using roots, prefixes, and suffixes to infer word meanings. Understanding word parts helps infer meanings by breaking down terms into roots, prefixes, and suffixes that provide clues. For example, 'bene-' suggests good or well, as seen in benefit (good result) or benediction (good saying/blessing). In this passage, a 'benevolent' leader shares supplies and speaks kindly, showing positive, good behavior. Choice B is correct because 'bene-' means 'good,' which aligns with the leader's kind and generous actions. Choice A is incorrect because 'bad' would use the prefix 'mal-' as in malevolent. To help students: Contrast 'bene-' (good) with 'mal-' (bad) words. Use positive behavior examples to reinforce meaning. Create word webs showing various 'bene-' words and their good connotations.
The story says an immortal phoenix never dies and lives forever. Based on the passage, what does the root mort in immortal mean?
Death
Sleep
Gold
Flight
Explanation
This question tests ISEE Lower Level verbal reasoning skills, specifically using roots, prefixes, and suffixes to infer word meanings. Understanding word parts helps infer meanings by breaking down terms into roots, prefixes, and suffixes that provide clues. For example, 'mort-' relates to death, as seen in mortal (subject to death) or mortuary (place for the dead). In this passage, an 'immortal' phoenix never dies and lives forever, with 'im-' negating the death meaning. Choice A is correct because 'mort' means 'death,' and with the prefix 'im-' meaning not, immortal means not subject to death. Choice B is incorrect because flight-related words use roots like 'aero-' or 'vol-'. To help students: Teach that 'im-' negates the root meaning. Connect 'mort' to mortality and death concepts. Use mythology examples to make immortality memorable.
During biology class, Luis studies biology and learns about living things. Based on the passage, what does the root bio mean?
Light
Rock
Time
Life
Explanation
This question tests ISEE Lower Level verbal reasoning skills, specifically using roots, prefixes, and suffixes to infer word meanings. Understanding word parts helps infer meanings by breaking down terms into roots, prefixes, and suffixes that provide clues. For example, 'bio-' appears in many life-related words like biography (life story) and biosphere (living world). In this passage, Luis studies 'biology' and learns about living things, directly connecting the root to life. Choice A is correct because 'bio' means 'life,' as evidenced by the context of studying living things. Choice B is incorrect because rock-related words use the root 'geo-' or 'petro-'. To help students: Make word families showing how the same root appears in different words. Use context clues alongside word parts for confirmation. Practice with biology-related vocabulary to reinforce the 'bio-' root.
In a science club, Maya uses a microscope to view tiny cells. What does the prefix micro- in microscope suggest?
Very loud
Very small
Far away
Made of metal
Explanation
This question tests ISEE Lower Level verbal reasoning skills, specifically using roots, prefixes, and suffixes to infer word meanings. Understanding word parts helps infer meanings by breaking down terms into roots, prefixes, and suffixes that provide clues. For example, 'micro-' suggests something very small, as seen in words like microorganism or microchip. In this passage, Maya uses a 'microscope' to view tiny cells, which provides context that the device helps see small things. Choice B is correct because 'micro-' means 'very small,' which aligns with the microscope's function of magnifying tiny objects. Choice A is incorrect because 'far away' would use the prefix 'tele-' as in telescope. To help students: Create flashcards with common prefixes and their meanings. Practice identifying prefixes in everyday words. Use visual aids showing how prefixes change word meanings.
The artist used a special tool to ------- her name onto the bottom of the heavy bronze statue.
inscribe
subscribe
prescribe
describe
Explanation
The sentence says the artist put her name 'onto' the statue. The root 'scribe' means 'to write.' The prefix 'in-' means 'in' or 'on.' So, 'inscribe' means to write or carve on a surface. (A) 'describe' means to write about. (C) 'prescribe' means to write before, as a rule. (D) 'subscribe' means to write one's name under, to sign up.