Book 4 - Unit 1 review

What is the role of the bone at "A" ?

• To protect the heart
• To protect the brain
• To protect the lungs
• To protect the heart and lungs

How many bones do adult humans have?

• 206

• 24

• 270

• 145

The function of ribs is protecting....

• Lungs only

• Lungs and heart

• Heart only

• Brain

Brain wll be protected by....

• 
• 
• 
• 

Bones are made up of calcium.

• TRUE

• FALSE

Our heart is made of muscle.

• TRUE

• FALSE

Why do we need skeleton?

Tick 3 boxes with correct answers.

• To protect vital organs

• To support our body

• To make us looks like jelly

• To shape our body

• To keep the bones save

Tick 3 boxes of NO SKELETON animals.

• 
• 
• 
• 
• 

What two organs does the rib cage protect?

• heart

• lungs

• brain

• eyes

The bones work with the _______________ to make us move.

• stomach

• lungs

• muscles

• cartilage