Science Quiz Human Body 2nd Grade

Your bones make up your -

• circulatory system

• heart

• skeletal system

Your brain protects the skull.

• true

• false

Your backbone is made up of -

• many small bones

• is only one large bone

You can take of your skeletal system by -

• wearing a helmet

• eat healthy food

• exercise

• all the answers are correct

My bones are alive.

• true

• false

When you are a baby your bones are very hard.

• false

• true

How many bones do you have?

• 26

• 2006

• 206

• 600

Your skeletal system -

• holds up your body and give it shape.

• holds up your stomach.

• holds up your nails, hair, and clothes.

Your muscular system is made up of the -

• bones in your body.

• muscles in your body.

• stomach, heart, and diaphragm.

Muscles pull on your bones to move.

• true

• false