ACT Practice Test: Reading Section

PASSAGE I — Humanities: The Changing Role of Public Libraries

Public libraries have long been seen as quiet buildings filled with books, but their role has evolved significantly over time. In the early 20th century, libraries primarily functioned as storage spaces for printed knowledge. People visited them to read, borrow books, or conduct research in silence. Librarians acted mainly as caretakers of books rather than guides to information.

In recent decades, however, libraries have transformed into dynamic community centers. While books remain central, modern libraries also provide access to digital resources, public computers, workshops, and even job-training programs. Many libraries now host events such as coding classes, language learning groups, and community discussions.

This shift reflects broader changes in how information is created and shared. With the rise of the internet, information is no longer limited to printed materials. As a result, libraries have adapted by becoming gateways to both physical and digital knowledge. Some critics argue that this shift reduces the traditional scholarly atmosphere, but supporters believe it makes libraries more relevant to modern society.

Despite these changes, the core mission of libraries remains the same: to provide free and equal access to information for all members of the public.

PASSAGE II — Social Science: Urban Migration Trends

Over the past fifty years, cities around the world have experienced significant population growth due to rural-to-urban migration. People move to cities in search of better employment opportunities, education, healthcare, and improved living standards. This movement has reshaped both urban and rural communities.

In cities, rapid population growth often leads to overcrowding, increased demand for housing, and pressure on public services. Traffic congestion and pollution also tend to rise. However, cities benefit from a larger workforce and greater economic activity, which can drive innovation and development.
Rural areas, on the other hand, often face population decline. While this can reduce pressure on land and resources, it may also result in labor shortages and economic stagnation.

Governments have attempted to manage migration patterns through policies aimed at rural development and urban planning. These include improving infrastructure in rural regions and expanding transportation networks to reduce the need for permanent relocation.

PASSAGE III — Natural Science: Coral Reef Ecosystems

Coral reefs are among the most diverse ecosystems on Earth. They are built by colonies of tiny animals called coral polyps, which produce calcium carbonate structures over long periods of time. These structures form the physical foundation of reefs.

Coral reefs support thousands of marine species, including fish, mollusks, and crustaceans. Many of these species depend on reefs for food, shelter, and breeding grounds. Because of this biodiversity, coral reefs are often referred to as the “rainforests of the sea.”

However, coral reefs are highly sensitive to environmental changes. Rising ocean temperatures, pollution, and ocean acidification have led to coral bleaching, a process in which corals lose the algae that provide them with nutrients and color. If bleaching continues for long periods, corals may die.

Scientists are studying ways to protect coral reefs, including conservation programs and efforts to reduce greenhouse gas emissions.

PASSAGE IV — Literary Narrative: A Train to the Coast

Mara stood on the platform long before the train arrived. The early morning air was cool, carrying the faint smell of rain from the night before. She clutched her small suitcase, unsure whether she was more nervous about leaving or excited about what lay ahead.

The train appeared in the distance, its headlights cutting through the mist. As it slowed, Mara noticed the empty seats through the windows, each one a silent invitation. She stepped aboard and chose a seat by the window.

As the train began moving, the city slowly gave way to open fields and scattered trees. Mara watched quietly, her reflection faintly visible on the glass. She thought about the letter she had received weeks earlier—the one that had changed everything. It was an offer she had not expected, yet could not refuse.
Somewhere between doubt and determination, she realized that this journey was not only about distance, but about change.