Skeletons Inside and Out

Which type of skeleton is on the inside of the body?

• endoskeleton

• exoskeleton

Which type of skeleton is on the outside of a body?

• endoskeleton

• exoskeleton

A human has 2 main ball and socket joints. Where are they?

• the shoulder and the knee

• the hip and the wrist

• the hip and the shoulder

• the knee and the wrist

How many bones are in an adult human skeleton? (Check page 7!)

• 200

• 206

• 300

• 150

Which animal is the tallest mammal in the world?

• giraffe

• elephant

• chimpanzee

• kangaroo

Which animal has a skeleton that helps them sleep upside down?

• eagle

• chimpanzee

• bird

• bat

Which of these animals has an exoskeleton?

• crab

• bird

• whale

• crocodile

Which of these animals has an endoskeleton?

• starfish

• lobster

• horse

• crab

This is "the process through which some animals change in size and shape from birth to adulthood." (Use the glossary!)

• extinct

• sternum

• metamorphosis

• cartilage

Which part of the human skeleton helps protect important organs, including the heart?

• skull and jaw

• ribs and sternum

• spine and shoulder

• knee and foot