Skeletal System
Muscular System
Body Systems
Unscramble the Letters
Grade Three Review
100

Why are bones amazing?

They can repair themselves/protect our organs.

100

Name a muscle.

:)

100

______ > Tissue > Organs > Body Systems

Cells

100

EOSBN

BONES

100

Name two parts of a plant

:)

200

What does the skull protect?

Brain

200

How many muscles are needed to move a part pf your body?

Two

200

What is the name of the body system that is made up of bones?

Skeletal

200

KLLUS

SKULL

200

What do plants need to grow?

Water & Sunlight

300

What do we call the part where two bones meet?

Joints

300

As one muscle contracts, another __________.

Relaxes

300

We have around 600 ________ that make up the ________ system that helps us move.

Muscles/muscular  

300

LAREX

RELAX

300

What kind of animal is a dog?

Mammal

400

Name two organs your rib cage protects.

Heart, lungs and liver.

400

As one muscle relaxes, another __________.

Contracts

400

The brain is the main organ in the ____________ system.

Nervous

400

SECLUM

MUSCLE

400

What kind of animal is a gecko?

Reptile

500

Why do adults have less bones than babies?

Because the bones join together as the person grows.

500

Name an organ that is also a muscle.

The heart.

500

The lungs are important organs in the ___________ system.

Respiratory.

500

EGRCAIB

RIBCAGE

500

What is the name of the process where plants turn light into energy?

Photosynthesis