Year 3 Science Quiz: Skeletons 1

What is a skeleton?

• A type of rock

• A type of plant

• A type of animal

• A framework inside our bodies

What are the three main purposes of a skeleton?

• Support, protection, and movement

• Eating, sleeping, and playing

• Breathing, running, and dancing

• Reading, writing, and speaking

Name three parts of the human skeleton.

• Arms, legs, and feet

• Skull, spine, and ribs

• Eyes, nose, and mouth

• Heart, lungs, and liver

Why is the skull important in protecting our bodies?

• It helps us hear

• It protects the brain

• It helps us breathe

• It helps us see

What is the backbone called, and what does it help us do?

• Ribcage, protects our organs

• Skull, protects our brain

• Spine, helps us stand straight and bend

• Legs, help us run and jump

How do ribs protect our organs?

• They help us stand straight and bend

• They wrap around our chest and protect our lungs and heart

• They help us see and hear

• They help us breathe

Why do we need arms and legs in our skeleton?

• Bones that help us breathe

• Bones that protect our organs

• Bones that help us move and do all the fun things

• Bones that help us see and hear

Do all animals have the same kind of skeleton?

• No

• Yes

• Maybe

• I don't know

Give an example of an animal with a lightweight skeleton and explain why it needs one.

• Reptile, for climbing

• Mammal, for running

• Fish, for swimming

• Bird, for flying