Body Systems
Cells & Their Functions
Skeletal System
Digestive System
Circulatory System
100

What system of the body is responsible for breaking down food into nutrients?

What is the digestive system?

100

What is the basic unit of life in all living organisms?

What is a cell?

100

What is the main function of the skeletal system?

What is to support and protect the body?

100

What is the main function of the digestive system?

What is to break down food into nutrients?

100

What is the main function of the circulatory system?

What is to transport oxygen and nutrients to cells?

200

Which body system includes the brain and spinal cord?

What is the nervous system?

200

What is a group of similar cells working together to perform a specific function?

What is a tissue?

200

Which part of the skeletal system protects the brain?

What is the skull?

200

Which organ is responsible for most nutrient absorption?

What is the small intestine?

200

What is the primary organ of the circulatory system?

What is the heart?

300

What system of the body is responsible for transporting oxygen and nutrients to cells?

What is the circulatory system?

300

What is a structure made up of different tissues working together to perform a specific function?

What is an organ?

300

Name the system that works with the skeletal system to help the body move.

What is the muscular system?

300

Name the organ where food is mixed with digestive juices and broken down into a liquid form.

What is the stomach?

300

What blood vessels carry blood away from the heart?

What are arteries?

400

Which system controls the movement of the body and helps maintain posture?

What is the muscular system?

400

What is a group of organs that work together to perform complex functions in the body?

What is an organ system?

400

What part of the skeletal system protects the heart and lungs?

What is the ribcage?

400

What organ produces bile to help digest fats?

What is the liver?

400

What are the tiny blood vessels where oxygen and nutrients are exchanged with cells?

What are capillaries?

500

Which body system helps the body respond to changes in the environment and controls body functions?

What is the nervous system?

500

What is the highest level of organization in a multicellular organism, such as a human?

What is the organism?

500

What is the function of bone marrow found in some bones?

What is to produce blood cells?

500

What is the main role of the large intestine in the digestive system?

What is to absorb water and form solid waste?

500

What is the function of red blood cells?

What is to carry oxygen throughout the body?