OpenSciEd 7.3

Front

What is the function of blood in the circulatory system?

Back

Blood brings food molecules and oxygen to cells and takes carbon dioxide and water away.

Front

Which organ transports food molecules, oxygen molecules, and carbon dioxide molecules?

Back

Blood.

Front

What is starch made of?

Back

Starch is made up of many glucose molecules bonded together.

Front

How do the digestive and respiratory systems work together?

Back

They both send important substances to the bloodstream to be carried around the body to all cells.

Front

Why do molecules in the small intestine seem to disappear?

Back

The molecules are getting absorbed into the blood.

Tags

NGSS.MS-LS1-3

Front

What is the role of the heart in the circulatory system?

Back

The heart pumps blood throughout the body.

Tags

NGSS.MS-LS1-3

Front

What is the difference between glucose and starch?

Back

Glucose is a simple sugar, while starch is a complex carbohydrate made of many glucose units.

Front

What is the primary function of the lungs?

Back

The lungs facilitate the exchange of oxygen and carbon dioxide between the air and the blood.

Front

What is absorption in the context of the digestive system?

Back

Absorption is the process by which nutrients from food are taken into the bloodstream.

Front

What are the main components of blood?

Back

The main components of blood are red blood cells, white blood cells, plasma, and platelets.