Circulatory
Immune
Respiratory
Riddles
Trivia
100

What organ pumps blood through your body?

Heart

100

What does the immune system help protect you from?

Germs and disease

100

What organs help you breathe?

Lungs

100

What has teeth but cannot bite?

A comb

100

What country is home to the pyramids of Giza?

Egypt

200

What are the tubes that carry blood around your body called?

Blood vessels

200

What type of blood cell helps fight infection?

White blood cells

200

What gas do you breathe in that your body needs?

Oxygen

200

What has hands but cannot clap?

A clock

200

What animal is the largest on Earth?

Blue whale

300

What are the 3 main types of blood vessels?

Arteries, veins, and capillaries

300

What is your body's first line of defense against germs? 

Skin

300

What gas do you breathe out?

Carbon dioxide

300

I’m tall when I’m young, and short when I’m old. What am I?

A candle 

300

Which superhero is known for using a shield?

Captain America

400

Which blood vessels carry blood away from the heart?

Arteries

400

What is the immune system's main job?

Recognize and destroy harmful germs/pathogens

400

What muscle under your lungs helps you breathe?

Diaphragm

400

What has one eye but cannot see?

A needle

400

How high is a regulation basketball hoop?

10 feet

500

Which blood vessels are tiny enough for oxygen and nutrients to pass into cells?

Capillaries

500

What are substances made by your immune system that help fight germs? 

Antibodies

500

Put these in order: nose/mouth, trachea, bronchi, lungs

Nose/mouth → trachea → bronchi → lungs

500

The more you take away from me, the bigger I get. What am I?

A hole

500

What food can stay edible for an extremely long time and basically never spoil if stored properly?

Honey