Front

What are the basic building blocks of all systems in the human body?

Back

Cells

Front

Which body system is responsible for breaking down food and absorbing nutrients?

Back

Digestive system

Front

What is the term for large molecules that cannot be directly used by cells?

Back

Starch

Front

Which body system is involved in the exchange of oxygen and carbon dioxide?

Back

Respiratory system

Front

What molecule do organisms use to release energy from food?

Back

Oxygen

Front

What is the primary function of the digestive system?

Back

To break down food and absorb nutrients.

Front

What is the role of cells in the human body?

Back

Cells are the basic structural and functional units of the body.

Front

How do organisms obtain oxygen?

Back

From the air or water around them.

Front

What happens to starch in the digestive system?

Back

It is broken down into smaller molecules that can be absorbed by cells.

Front

What is the process of gas exchange in the respiratory system called?

Back

Respiration