Main Idea Passage: Hammerhead Sharks

First Name

Last Name

Which one is the main idea of this passage?

• Hammerhead sharks eat a variety of foods.
• Hammerhead sharks are unique animals.
• A hammerhead sharks' body features help it find prey.
• Hammerhead sharks are born live.

The author stated that hammerhead sharks will eat other hammerhead sharks if food is scarce. What does "scarce" mean?

• Easily found
• Scary
• Not easily found
• Rotten

Look at the second paragraph. Which one is the best choice for its main idea?

• There are several different species of hammerhead sharks.
• Most hammerhead sharks are harmless to humans.
• The great hammerhead is the largest hammerhead shark.
• Most hammerheads are small.

Look at the last paragraph. Which one is the best choice for its main idea?

• Hammerhead sharks are born live.
• Hammerhead sharks may live up to 25 years in the wild.
• Hammerhead sharks have an interesting life cycle.
• Some baby sharks are eaten by other sharks.

Which food is a hammerhead's favorite?

• Squid
• Sting Ray
• Octopus
• Tuna

Which one is not a supporting detail?

• A hammerhead's eyes allow it to see in many directions.
• Just like bats and owls, hammerheads are nocturnal.
• Most hammerheads live 20 - 25 years in the wild.
• Hammerhead sharks are excellent predators.