ASVAB Paragraph Comprehension · PC

ASVAB Paragraph Comprehension
Sample Questions

Practice original reading passages covering main ideas, supporting details,
inference, context meaning, cause and effect, sequence, author
purpose, and conclusions.

Paragraph Comprehension (PC) Practice

Read each short passage carefully and choose the answer best supported by the text. Avoid selecting an option simply because it is generally true.

You can also practice with Paragraph Comprehension practice test, ASVAB sample questions and Word Knowledge sample questions.

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Main Idea

Some desert plants open tiny pores in their leaves mainly at night. Cooler nighttime temperatures reduce the amount of water lost while the plant takes in carbon dioxide. During the day, the pores remain mostly closed.

What is the main idea of the passage?

Opening pores at night helps some desert plants take in carbon dioxide while reducing water loss.

Detail

A warehouse receives shipments at two loading docks. Dock A is reserved for refrigerated goods because it is closest to the cold-storage rooms. All other deliveries normally use Dock B.

Why are refrigerated goods normally sent to Dock A?

The passage directly states that Dock A is closest to the cold-storage rooms.

Inference

Nora checked the weather forecast before leaving for work. Although the sky was clear, she placed an umbrella in her bag and wore waterproof shoes.

Which statement is most strongly supported by the passage?

Her umbrella and waterproof shoes suggest that she expects rain later.

Context Meaning

The technician inspected the damaged cable and found that the outer covering was intact, but the wires inside had become brittle and cracked when bent.

In this passage, brittle most nearly means

Brittle means fragile or easily broken.

Cause & Effect

After several days of heavy rain, the soil on the hillside became saturated. When more rain fell, the soil could absorb little additional water, and runoff increased sharply.

Why did runoff increase sharply?

The saturated soil could absorb little more water, so runoff increased.

Sequence

To replace a bicycle tire tube, first remove the wheel from the bicycle. Next, loosen one side of the tire from the rim and pull out the damaged tube. After placing the new tube inside the tire, reseat the tire and reinstall the wheel.

What should be done immediately after the damaged tube is removed?

The passage says to place the new tube inside the tire next.

Main Idea

A budget does more than limit spending. It shows where money is going, helps people prepare for expected expenses, and can make it easier to set aside funds for emergencies or long-term goals.

What is the main idea of the passage?

The passage focuses on tracking spending and preparing for future needs.

Detail

Copper is widely used in electrical wiring because it conducts electricity well and can be drawn into thin wires without breaking easily. It is also relatively easy to connect to terminals and other components.

Which property helps copper become thin wire?

The passage directly says copper can be drawn into thin wires without breaking easily.

Inference

The city added a protected bicycle lane along a busy avenue. Six months later, bicycle traffic on that avenue had increased, while surveys showed that more riders felt comfortable using the route.

Which conclusion is best supported?

Higher bicycle traffic and greater rider comfort support this conclusion.

Author Purpose

Before operating the drill press, secure the workpiece firmly, remove the chuck key, and keep loose clothing away from moving parts. Wear eye protection whenever the machine is running.

What is the primary purpose of the passage?

The passage gives precautions for safely operating a drill press.

Context Meaning

The committee considered several proposals, but the final decision was deferred until members could review the new cost estimates.

Deferred most nearly means

Deferred means delayed or postponed.

Conclusion

A small bakery tested two ovens by baking identical trays of rolls. Oven A finished each tray three minutes faster, but it used noticeably more electricity. Oven B took longer but used less energy.

Which conclusion is best supported?

The passage directly contrasts speed with energy use.

Detail

The Moon has almost no atmosphere to scatter sunlight. As a result, shadows on the Moon can appear extremely dark, even when the nearby surface is brightly illuminated by the Sun.

Why can shadows on the Moon appear extremely dark?

The passage says the Moon has almost no atmosphere to scatter sunlight.

Inference

A store manager noticed that customers often left a certain aisle without finding the item they wanted. After larger category signs were installed above the shelves, employees received fewer requests for help locating products.

What is the most reasonable inference?

Fewer location questions after larger signs suggests the signs improved wayfinding.

Cause & Effect

A metal bridge expands slightly during hot weather and contracts when temperatures fall. Engineers include expansion joints so the bridge can make these small movements without placing excessive stress on its structure.

Why are expansion joints included in the bridge?

Expansion joints allow small temperature-related movements without excessive stress.

Main Idea

Sleep supports several functions important for learning. During sleep, the brain processes information gathered during the day, and adequate rest can improve attention the next day. Consistently sleeping too little can make concentration more difficult.

What is the main idea of the passage?

The passage explains how sleep supports learning, attention, and concentration.

Sequence

When a fire alarm sounds in the office, employees should stop work, use the nearest safe exit, and proceed to the designated assembly area. Supervisors then check attendance and report anyone missing.

What happens after employees reach the designated assembly area?

The next step given is for supervisors to check attendance.

Context Meaning

Because the original measurements were inconsistent, the research team repeated the experiment under more controlled conditions.

Inconsistent most nearly means

Inconsistent measurements do not agree or remain uniform.

Author Purpose

Community trees can shade sidewalks and buildings, reduce some storm-water runoff, and provide habitat for birds and insects. Their roots and branches, however, must be considered when trees are planted near roads or utility lines.

What is the author's primary purpose?

The passage presents both benefits and practical planning considerations.

Conclusion

A student read the same 20-page assignment under two conditions. In a quiet room, the student finished in 32 minutes and correctly answered nine of ten review questions. With frequent phone notifications, the same type of assignment took 47 minutes and the student answered seven correctly.

Which conclusion is best supported by the passage?

In this example, notifications were associated with slower reading and fewer correct answers.