SAT Reading and Writing Practice Test: Full Module (27 Questions)
- Full Module: All Four Domains
- 27 questions
- 32 minutes
This is an unofficial practice module that is not adaptive but has the same number of questions (27) and the same time limit (32 minutes) as one real Reading and Writing module of the digital SAT.
Tap an option to mark your answer. You can change your mind, or tap the same option again to leave the question blank. The correct answers and explanations appear when you finish the test.Tap an option to answer; tap it again to leave the question blank.
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Question 1
The city introduced the new bus schedule as a ______ measure: officials said it would stay in place only until repairs to the Harbor Street bridge were finished in the spring.
Which choice completes the text with the most logical and precise word or phrase?
Correct answer: C
The colon introduces the explanation that the schedule will last only until the repairs are done, so "provisional," meaning temporary, is the precise word. "Customary" means long-established, which conflicts with a schedule planned to end in the spring.
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Question 2
Reviewers admired the technical precision of the young violinist's first recording but found her playing somewhat ______: every phrase was clean and correct, yet few of them seemed to express any particular feeling.
Which choice completes the text with the most logical and precise word or phrase?
Correct answer: B
The text describes playing that is accurate but shows little feeling, which is what "detached" means here. "Erratic" contradicts "clean and correct," and nothing suggests that she copied other performers, as "derivative" would imply.
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Question 3
Before setting out, Rosa compared her grandfather's hand-drawn map of the valley with a recent satellite image. She had expected the old map to be little more than a keepsake, but it proved remarkably sound: nearly every trail and stream it showed was still where he had drawn it.
As used in the text, what does the word "sound" most nearly mean?
Correct answer: D
After the colon comes the evidence that the trails and streams were still where the map placed them, so "sound" means reliable or accurate. "Sturdy" fits a sound building, not the information on a map, and "deep" fits the phrase "sound sleep."
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Question 4
Many frogs lay hundreds of eggs at a time and then leave them to survive on their own. The strawberry poison frog of Central America is a far more ______ parent: after the eggs hatch, the mother carries each tadpole on her back to its own small pool of water, often inside a plant, and returns again and again to feed it eggs that she lays for that purpose.
Which choice completes the text with the most logical and precise word or phrase?
Correct answer: A
Carrying each tadpole to water and returning again and again to feed it shows close, continuing care, so "attentive" completes the contrast with frogs that abandon their eggs. "Prolific" means producing many offspring, which describes the other frogs better than this one.
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Question 5
Visitors to tropical islands often assume that the white sand beneath their feet was ground from rock by waves. On many coral reefs, though, a large share of the sand has passed through the bodies of parrotfish. These fish use their beaklike teeth to scrape algae from coral and rock, swallowing bits of the hard surface along with their food. They grind this material into fine grains and release it as sand, which currents then carry toward shore.
Which choice best describes the function of the underlined sentence in the text as a whole?
Correct answer: C
The underlined sentence answers the assumption in the first sentence with an unexpected claim, and the following sentences explain how parrotfish turn coral and rock into sand. The text never discusses how reefs formed, and the details about the fish's diet come after the underlined sentence, not in it.
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Question 6
In The Death and Life of Great American Cities (1961), Jane Jacobs challenged a popular approach to city planning that separated homes, shops and offices into different zones. Jacobs argued that streets with a mix of uses stay busy at all hours, and that the steady presence of shopkeepers, residents and passersby, which she called "eyes on the street," helps make a neighborhood safer.
Which choice best describes the main purpose of the text?
Correct answer: D
The text names the planning approach Jacobs challenged and then presents her reasons for preferring mixed-use streets, including the idea of "eyes on the street." It says nothing about how planners responded, where she lived or another planner's views.
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Question 7
Text 1
In 2018, a research team reported that red markings on cave walls at three sites in Spain were at least 64,000 years old. The team dated thin mineral crusts that had formed on top of the markings, so the paint had to be older than the crusts. Because modern humans are not known to have reached Europe that early, the team concluded that Neanderthals made the markings.
Text 2
Other researchers have questioned those dates. The uranium-thorium method used on the crusts assumes that no uranium moved into or out of them after they formed. If water had washed some uranium out, the crusts would appear older than they really are, and the case for Neanderthal painters would be weaker.
Based on the texts, how would the author of Text 2 most likely respond to the conclusion in Text 1?
Correct answer: B
Text 2 explains that if uranium washed out of the crusts, the dates would be too old, which would weaken Text 1's case for Neanderthal painters. Text 2 questions the evidence without naming another painter, and Text 1 itself says the crusts formed on top of, and therefore after, the markings.
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Question 8
The following text is from a short story.
Mira had told anyone who would listen that her younger brother's chess club was a waste of perfectly good Saturdays. When Ilan reached the final round of the city tournament, however, she took a seat in the front row of the auditorium. She could not follow most of the moves. Still, each time he leaned back and rubbed his eyes, she leaned forward, and when his opponent finally tipped over her king to resign, Mira was on her feet before anyone else had begun to clap.
Which choice best states the main idea of the text?
Correct answer: A
Her words about the chess club are dismissive, but her front-row seat, her leaning forward when Ilan struggles and her quick standing ovation show that she cares about his success. She cannot follow the moves, so she is not there to learn the game, and nothing shows that she has come to enjoy chess itself.
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Question 9
Most plants take in carbon dioxide during the day through tiny pores called stomata, but open stomata also let water escape. Many cacti and other desert plants follow a different schedule. They open their stomata at night, when the air is cooler and more humid, and store the carbon dioxide they absorb in the form of an acid. During the day, with their pores closed, they release the stored carbon dioxide inside their tissues and use it for photosynthesis.
Which choice best states the main idea of the text?
Correct answer: C
The text contrasts the usual daytime schedule with desert plants that take in carbon dioxide at night and use it during the day while their pores stay closed, which limits water loss. Photosynthesis still happens during the day, so the claim that cacti photosynthesize only at night misreads the text.
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Question 10
In a short story, the narrator describes her friend Leona at a crowded gallery opening. The narrator presents Leona as someone who notices details that other people overlook.
Which quotation from the story most effectively illustrates this claim?
Correct answer: D
Pointing out a tiny figure that no one else had seen shows Leona noticing what others overlook. The other quotations describe her habits, her background and the noise in the room, not her attention to detail.
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Question 11
Traffic noise in cities is concentrated at low pitches. Researchers studying great tits, a common European songbird, hypothesize that birds living in noisy parts of a city change their songs so that the songs can still be heard over this background noise.
Which finding, if true, would most directly support the researchers' hypothesis?
Correct answer: B
Because traffic noise is low-pitched, raising the lowest notes of a song moves it away from the noise, so this finding supports the idea that the birds adjust their songs to be heard. Finding the same range of pitches everywhere would weaken the hypothesis, and the other findings say nothing about how the songs change.
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Question 12
A student studying community gardens recorded the number of plots rented at four city gardens in 2023 and 2025.
Garden Plots rented in 2023 Plots rented in 2025 Elm Street 40 52 Riverside 35 33 Oak Hill 28 41 Union Park 50 50 The student notes that, of the four gardens, the one with the largest increase in rented plots from 2023 to 2025 was ______
Which choice most effectively uses data from the table to complete the statement?
Correct answer: A
Oak Hill gained 13 plots (41 − 28), more than Elm Street's 12 (52 − 40). Elm Street had the most plots in 2025, but the statement asks for the largest increase, not the largest total; Union Park did not change, and Riverside declined.
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Question 13
Most fig species can be pollinated only by one or a few species of tiny wasps. A female wasp crawls into a young fig through a narrow opening, carrying pollen from the fig where she hatched. Inside, she pollinates the fig's flowers and lays her eggs, and her offspring later leave carrying pollen of their own. Because each kind of fig depends on such a narrow group of pollinators, the disappearance of a fig's wasp partner from a region would most likely mean that ______
Which choice most logically completes the text?
Correct answer: C
Because each fig depends on one or a few wasp species to carry its pollen, losing those wasps would leave the fig without a pollinator, so it could not form seeds through pollination. The text gives no reason to expect other insects or wasps to take over that role.
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Question 14
Young sunflower plants turn their heads to follow the sun from east to west during the day and swing back to face east overnight. Once the flowers mature, they stop moving and remain facing east. In experiments, researchers found that east-facing flower heads warmed up faster in the morning than heads turned to face west, and that the warmer flowers received more visits from bees and other pollinators. These findings suggest that, for a mature sunflower, facing east ______
Which choice most logically completes the text?
Correct answer: D
East-facing heads warm up faster in the morning, and warmer flowers get more pollinator visits, so facing east probably helps mature sunflowers attract pollinators early in the day. Mature flowers stop tracking the sun, and the text says nothing about damage from afternoon heat.
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Question 15
Katsushika Hokusai's woodblock print The Great Wave off Kanagawa, made around 1831, is one of the most widely recognized images in the ______ because it was printed from carved wooden blocks, thousands of copies could be made from a single design.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: A
The blank separates two independent clauses, the one ending with "world" and "thousands of copies could be made from a single design," which begins with its own introductory clause. A semicolon joins them correctly; a comma alone creates a comma splice, no punctuation creates a run-on, and "which" leaves the sentence ungrammatical.
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Question 16
Since the 1960s, ocean scientists have used submersibles and diving suits to study the deep sea firsthand. In 1990, the ______ became the first woman to serve as chief scientist of the U.S. National Oceanic and Atmospheric Administration.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: D
The name identifies which oceanographer is meant, so it is essential and takes no commas, and no punctuation belongs between the subject and the verb "became." Setting the name off with commas treats it as extra information, and a single comma separates the subject from its verb.
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Question 17
Each team in the river cleanup project received a kit with everything it needed to check the health of the ______ strips for testing acidity, a thermometer, and a fine net for catching insect larvae.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: B
The words before the blank form a complete clause, and the words after it list what the kit contained, so a colon is correct. A semicolon must be followed by an independent clause, and "these were" after a comma creates a comma splice.
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Question 18
The axolotl, a salamander native to the lakes and canals of the Valley of ______ can regrow lost limbs, parts of its spinal cord and even damaged heart tissue.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: C
The phrase "a salamander native to the lakes and canals of the Valley of Mexico" interrupts the subject and its verb, so it must be closed with a comma that matches the one opening it. A semicolon or a colon would cut the subject "axolotl" off from its verb "can regrow."
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Question 19
The old train station in Calder Falls reopened last year as a public market. The patterned tiles that cover the floor of its main hall ______ laid by hand in 1911, according to records kept by the town.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: B
The subject is the plural noun "tiles," so the plural verb "were" is needed; "floor" and "hall" belong to the clause and phrase that describe the tiles. The other choices are singular verbs.
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Question 20
In 1928, the Scottish scientist Alexander Fleming noticed that a mold growing on one of his laboratory dishes had killed the bacteria around it. This chance observation ______ to the development of penicillin, one of the first antibiotics to be widely used.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: C
The subject "This chance observation" needs a main verb, and only "led" is a finite verb that can fill that role. "Leading," "having led" and "to lead" would leave the sentence without a main verb.
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Question 21
Baleen whales have no teeth. Instead, they filter small animals from seawater using plates made of keratin, the same material as human fingernails. Each species, however, uses ______ baleen plates in a slightly different way: some skim slowly along the surface, while others gulp huge mouthfuls of water at once.
Which choice completes the text so that it conforms to the conventions of Standard English?
Correct answer: A
The pronoun refers to "Each species," which is singular, and shows possession, so "its" is correct. "It's" means "it is," and "their" would need a plural antecedent.
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Question 22
Fireflies use flashes of light to find mates, and each species has its own pattern of flashes that males and females recognize. ______ females of some Photuris fireflies imitate the flash patterns of other species. When a male of another species flies down to meet what looks like a potential mate, the Photuris female catches and eats him.
Which choice completes the text with the most logical transition?
Correct answer: D
The first sentence says that flash patterns help fireflies find mates, while the next describes females that use other species' patterns to catch prey, which runs against that expectation, so "However" fits. "Therefore" would make the trick a result of the mating signals, and "In other words" would present a new idea as a restatement.
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Question 23
Venice was built on more than one hundred small islands in a shallow lagoon, where the ground is soft mud and sand. To create stable foundations, builders drove millions of wooden piles deep into that soft ground. ______ many of the city's stone churches and palaces stand on supports made largely of wood.
Which choice completes the text with the most logical transition?
Correct answer: B
Stone buildings resting on wooden supports are the result of builders driving wooden piles into the mud, so "As a result" fits. "Nevertheless" would signal a contrast that is not there.
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Question 24
Making paper by hand takes several steps. First, plant fibers are soaked and beaten in water until they break down into a soupy pulp. Next, the papermaker dips a framed screen into the pulp and lifts it out, leaving a thin, even layer of fibers on the screen. ______ the wet sheet is pressed between felt cloths to remove water and hung up to dry.
Which choice completes the text with the most logical transition?
Correct answer: C
The text lists the steps in order with "First" and "Next," and pressing and drying the sheet is the last step, so "Finally" fits. "Instead" and "In contrast" would wrongly suggest that this step replaces or opposes the one before it.
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Question 25
While researching a topic, a student has taken the following notes:
- Wangari Maathai (1940-2011) was a Kenyan environmental and political activist.
- In 1977 she founded the Green Belt Movement.
- The movement organized rural women to plant trees, which provided firewood and shade and helped protect the soil from erosion.
- Over the following decades, the movement planted tens of millions of trees in Kenya.
- In 2004, Maathai became the first African woman to receive the Nobel Peace Prize.
The student wants to explain how the Green Belt Movement's tree planting helped rural communities. Which choice most effectively uses relevant information from the notes to accomplish this goal?
Correct answer: A
Only this choice states what the trees gave rural communities: firewood, shade and protection for the soil. The choice about tens of millions of trees shows the scale of the work but not how it helped people.
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Question 26
While researching a topic, a student has taken the following notes:
- Refracting telescopes gather light with a lens; reflecting telescopes use a mirror.
- A lens can be supported only around its edge, so a very large lens sags under its own weight and distorts the image.
- A mirror can be supported across its entire back.
- The largest refracting telescope used for astronomy, at Yerkes Observatory in Wisconsin, has a lens 40 inches (about 1 meter) across.
- Today's largest optical telescopes use mirrors more than 8 meters across.
The student wants to explain why the largest telescopes use mirrors rather than lenses. Which choice most effectively uses relevant information from the notes to accomplish this goal?
Correct answer: B
The goal is to explain why, and only this choice gives the reason: a mirror can be supported from behind, while a very large lens sags under its own weight. The choice comparing 8-meter mirrors with the Yerkes lens shows that mirror telescopes are bigger but not why.
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Question 27
While researching a topic, a student has taken the following notes:
- The Rosetta Stone was found in Egypt in 1799.
- It carries the same decree written in three scripts: Egyptian hieroglyphs, Demotic and ancient Greek.
- Scholars of the time could read ancient Greek but not hieroglyphs.
- Comparing the versions helped Jean-François Champollion decipher hieroglyphs; he announced his breakthrough in 1822.
- The stone is displayed at the British Museum in London.
The student wants to emphasize why the stone's versions of a single text were useful to scholars. Which choice most effectively uses relevant information from the notes to accomplish this goal?
Correct answer: A
This choice links the repeated text to its use: scholars could read the Greek version and compare it with the hieroglyphs. The choice listing the three scripts describes the versions but does not explain why they helped.
Questions you leave blank are not counted as wrong.