Science Facts 1

Front

What is the largest organ in the human body?

Back

Skin

Front

What type of blood vessels carry blood away from the heart?

Back

Arteries

Front

What is the study of living organisms called?

Back

Biology

Front

What is the main function of the muscular system?

Back

Movement

Front

What is the process of breaking down food into smaller molecules called?

Back

Digestion

Front

What gas do humans breathe out?

Back

Carbon dioxide

Front

What is the name of the long bone in the upper arm?

Back

Humerus

Front

What gas do humans breathe in?

Back

Oxygen

Front

What is the name of the outer layer of the skin?

Back

Epidermis

Front

Where in the human body can the smallest bone be found?

Back

In the ear