Main Idea and Key Details Review Quiz

What is the main idea of a text?

• The main idea is the most important point the author is trying to make.

• The main idea is a list of all the characters in the text.

• The main idea is the title of the text.

• The main idea is the first sentence of the text.

Which of the following is a key detail that supports the main idea?

• A random fact unrelated to the text.

• A detail that explains why the main idea is true.

• The author's name.

• The page number of the text.

Read the following passage and determine the main idea: "Dogs are known for their loyalty and companionship. They have been human's best friends for centuries, providing not only protection but also emotional support."

• Dogs are dangerous animals.

• Dogs are loyal and provide companionship.

• Dogs are difficult to train.

• Dogs are wild animals.

Which key detail supports the main idea that "Exercise is important for maintaining good health"?

• Exercise can be done indoors or outdoors.

• Regular exercise helps improve heart health and boosts mood.

• Some people prefer to exercise in the morning.

• Exercise equipment can be expensive.

Summarize the following text: "The rainforest is home to a diverse range of species. It provides habitat for many animals and plants, some of which are not found anywhere else in the world."

• The rainforest is a dangerous place.

• The rainforest is home to many unique species.

• The rainforest is a place where people live.

• The rainforest is a small area with few species.

Explain how key details support the main idea in the following text: "Reading regularly can improve vocabulary and comprehension skills. It exposes readers to new words and ideas, enhancing their understanding of different subjects."

• Reading is a waste of time.

• Reading regularly helps improve vocabulary and comprehension by exposing readers to new words and ideas.

• Reading is only for entertainment.

• Reading is difficult for most people.

What is the main idea of the following text: "Plants need sunlight, water, and nutrients to grow. Without these essential elements, they cannot survive and thrive."

• Plants can grow without water.

• Plants need sunlight, water, and nutrients to grow.

• Plants are not important.

• Plants can survive in the dark.

Identify a key detail that supports the main idea that "The internet has changed the way we communicate."

• The internet is a place to play games.

• The internet allows people to send messages instantly across the world.

• The internet is only used for work.

• The internet is expensive to use.

Summarize the following text: "The invention of the airplane revolutionized travel. It made it possible to reach distant places quickly and has connected the world like never before."

• Airplanes are dangerous.

• The invention of the airplane made travel faster and connected the world.

• Airplanes are only used for cargo.

• Airplanes are expensive to build.

Explain how the key details support the main idea in the following text: "Eating a balanced diet is crucial for maintaining good health. It provides the body with essential nutrients needed for energy and growth."

• Eating a balanced diet is not important.

• A balanced diet provides essential nutrients needed for energy and growth, supporting good health.

• Eating a balanced diet is only for athletes.

• A balanced diet is expensive.