Grade 5 ELA Practice Test — Version A

Maya had kept the lighthouse every night since her father hurt his back three weeks ago. Each evening she climbed the spiral stairs, filled the lamp with oil, and polished the glass until it gleamed. The light sent its beam far out over the black water, warning ships away from the rocks.

At first, Maya was afraid she would make a mistake. The ocean felt enormous and unforgiving. But her father had taught her well. "A lighthouse keeper never leaves her post," he always said. "One ship in the dark depends on you."

On the fourth night, a storm came. The wind shook the tower and rain lashed the windows. Maya's hands trembled as she adjusted the beam's rotation. Then, through the fury of the storm, she saw lights moving toward the rocks—a vessel that didn't know where to turn.

She spun the beam faster and faster until the ship veered away from the rocks.

In the morning, when the storm had passed, three fishermen rowed a small boat ashore. They looked up at the lighthouse and then at Maya, who stood at the door.

"You saved us," the eldest said quietly.

Maya looked back at the tower. She understood at last what her father had always meant. A lighthouse keeper doesn't simply tend a light. She holds a responsibility that belongs to the whole sea.

Coral reefs cover less than one percent of the ocean floor, yet they are home to nearly a quarter of all marine species. Scientists sometimes call them "the rainforests of the sea" because of their extraordinary diversity of life.

A coral reef is not made of rock. It is built by tiny animals called coral polyps. Each polyp secretes a hard limestone shell around its soft body. When the polyp dies, its shell remains, and new polyps grow on top. Over hundreds of thousands of years, these accumulated shells become the massive structures we call reefs.

Coral reefs need specific conditions to survive. The water must be warm, clear, and shallow enough for sunlight to reach the bottom. This is because coral polyps depend on microscopic algae called zooxanthellae that live inside their tissues. The algae use sunlight to make food through photosynthesis, and they share this energy with the coral in exchange for shelter.

When ocean temperatures rise by even one or two degrees Celsius, coral polyps expel their zooxanthellae. Without the algae, the coral turns white—a process called coral bleaching. If temperatures remain high, the coral dies.

Scientists estimate that about half of the world's coral reefs have been lost since 1950, largely because of warming oceans and pollution. Efforts to protect reefs include reducing carbon emissions, establishing marine protected areas, and growing coral in laboratories for transplanting.

Every summer Marcus spent two weeks at his grandmother's house in the hills. She had a studio in the backyard, full of stretched canvases and the smell of linseed oil. She was not a famous artist, but Marcus thought she was better than famous.

That last summer, when Marcus was ten, he noticed that Grandma Lila's hands shook slightly when she held her brushes. She still painted every morning, but more slowly, and she stopped sooner than she used to.

"What do you want to learn this year?" she asked him on the first day.

"How to draw faces," Marcus said. "I can never get them right."

She set aside her brushes and picked up a pencil. For two weeks, she taught him. She showed him that eyes are placed lower on the face than people expect, that the nose has more flat planes than it appears, that a small shadow under the lower lip can make a drawn face seem suddenly alive.

On the last day, Marcus drew her portrait. It wasn't perfect. But she held it against her heart.

"Now you'll always know how to find me," she said.

Marcus didn't understand what she meant until December.

But after that, whenever he wanted to see her face, he picked up a pencil and began to draw.

The Silk Road was not a single road, and it was not always about silk. It was a network of trade routes that linked China, Central Asia, the Middle East, and Europe for more than a thousand years. Along these paths traveled not only silk and spices, but also paper, glassmaking techniques, and something invisible but equally important: ideas.

The routes began to form around 100 BCE, when Chinese merchants traveled west to trade silk—a fabric so prized in the Roman Empire that it was worth its weight in gold. In exchange, China received horses, grapes, and new technologies. Neither side was merely buying goods; each was absorbing elements of the other's culture.

Ideas traveled the Silk Road as surely as caravans did. Buddhism spread from India into China and Central Asia along these routes. Islamic scholars preserved ancient Greek mathematical texts that had been lost in Europe. The numerals we use today—called "Arabic numerals"—traveled from India through Persian and Arab scholars before reaching Europe.

The Silk Road declined in the 1400s when European sailors developed sea routes to Asia. But its legacy remains in every number we write and in the cultural exchanges that shaped three continents over more than a millennium.

Deep in the ocean, where no sunlight penetrates, there is still light—and it comes from living things. This phenomenon is called bioluminescence: the ability of organisms to produce and emit their own light.

Bioluminescence occurs through a chemical reaction inside the creature's cells. A molecule called luciferin interacts with oxygen in the presence of an enzyme called luciferase. This reaction releases energy as visible light rather than heat, which is why scientists call it "cold light."

The deep ocean is full of bioluminescent creatures. Anglerfish dangle glowing lures to attract prey in total darkness. Firefly squid flash light patterns to communicate with each other. Some bacteria that live in the ocean are bioluminescent—scientists believe this helps them attract fish that consume and then carry the bacteria to new environments.

Bioluminescence is not limited to the ocean. On land, fireflies use flashes of light to find mates. Certain fungi glow softly on the forest floor at night.

Researchers are now studying bioluminescent proteins for medical use. When attached to cells in the body, these proteins make the cells glow, allowing scientists to track them through living tissue. This technique is helping doctors study cancer and other diseases in new ways.

The old woman who lived at the top of the hill was called the Storm Keeper by the children in the valley, though no one was certain how she had earned the name.

Elena had always avoided the hill, the way children avoid things they cannot explain. But the August her mother fell ill, she found herself walking up the overgrown path with a jar of soup—a favor to Mrs. Tanaka next door, who said the old woman did not get many visitors.

Vera opened the door before Elena could knock.

"You're the youngest Sanchez," she said. "Come in."

The inside of the house was full of instruments: barometers, weather vanes, maps covered in pressure lines and arrows. Elena looked around, confused.

"I was a meteorologist for forty years," Vera said quietly, watching her. "Tracked storms before anyone else knew they were coming. I warned this valley twice—big ones, the kind that flatten barns. My eyes are mostly gone now. But I still read the air." She tapped the side of her nose.

Elena looked at the grey clouds massing outside the window. "How?"

Vera smiled. "The same way you knew your mother was sick before she told you. Pay close enough attention to the world around you, and eventually you start to feel what can't be seen."

Elena was quiet for a long moment.

"I'll come back next week," she said. "If that's all right."

Vera handed back the empty jar. "I was wondering when you'd ask."

A glacier is a massive body of ice that moves — slowly, invisibly to the human eye, but with tremendous force. Over thousands of years, glaciers have carved out the valleys, lakes, and landforms that define entire regions of the planet.

Glaciers form in places where more snow falls each winter than melts each summer. Over centuries, accumulated snow compresses under its own weight and becomes dense glacial ice. When the ice grows thick enough, gravity pulls it downhill. This movement — measured in inches or feet per day — is far slower than any river, but a glacier is capable of pushing boulders the size of houses.

As a glacier flows, it picks up rock and sediment and carries it forward like a massive conveyor belt. When the glacier eventually melts, it deposits these materials in new locations, creating landforms called moraines. Long narrow lakes formed in valleys scraped by glaciers are called fjords along the coast of Norway; similar features in North America include the Finger Lakes of New York State.

Today's glaciers are retreating at historically unprecedented rates. Scientists estimate that glaciers worldwide have lost roughly 30 percent of their mass since 1850. As they melt, the water raises sea levels and reduces fresh water supplies for millions of people who depend on glacial rivers throughout the year.