Main Idea Set 4

1. Which one is the main idea?

• A. Beavers use branches to build their river homes called dams.
• B. There are many different types of animal homes.
• C. Foxes live in dens, which are underground.
• D. Some birds live in trees, while others make nests on the ground.

2. Which one is the main idea?

• A. There are several ways you can help save water.
• B. Turn off the water while you brush your teeth.
• C. Take shorter showers.
• D. Water plants using water saved from a rain barrel.

3. Which one is the main idea?

• A. Rocks are named according to how they are made.
• B. Igneous rocks come from volcanoes.
• C. Sedimentary rocks are made from dirt, rocks, and sand pressed together.
• D. Metamorphic rocks were igneous or sedimentary rocks that changed due to great pressure and heat.

4. Which one is the main idea?

• A. Pour the batter into the pan and bake for 30 minutes.
• B. Mix the eggs, oil, water, and brownie mix.
• C. Brownies from a mix are easy to make.
• D. Spray the pan with cooking spray.

5. Which one is the main idea?

• A. Matter may be a liquid, like water.
• B. Air is an example of matter called a gas.
• C. Matter may be a solid, like a baseball, a desk, or a book.
• D. There are three main types of matter.

6. Which one is the main idea?

• A. An animal’s physical features may help it to survive.
• B. A cheetah has strong legs to help it run quickly to catch prey.
• C. Hawks have excellent eyesight to help them hunt at night.
• D. A hummingbird’s long beak helps it drink a flower’s nectar.

7. Which one is the main idea?

• A. Cats and kangaroos use their tails for balance.
• B. Cows, horses, and zebras use their tails to swat flies.
• C. Animals use their tails in different ways.
• D. Opossum, as well as some monkeys, use their tails to grab onto branches.

8. Which one is the main idea?

• A. A rain gauge measures the amount of rainfall.
• B. There are many different weather tools.
• C. A barometer measures air pressure.
• D. Temperature is measured using a thermometer.