OpenSciEd 7.3

Front

What do our cells need to produce usable energy?

Back

Oxygen and glucose.

Front

What are the air sacs in the lungs where gas exchange occurs?

Back

Alveoli.

Tags

NGSS.HS-LS2-5

Front

How does blood function like a delivery truck in the body?

Back

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

Front

What is the relationship between starch and glucose?

Back

Starch is made up of many glucose molecules bonded together.

Front

Why do molecules in the small intestine seem to disappear?

Back

The molecules are getting absorbed into the blood.

Front

What is the primary function of alveoli in the respiratory system?

Back

To facilitate gas exchange between the air and the blood.

Front

What is glucose?

Back

A simple sugar that is an important energy source for cells.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Front

What role does oxygen play in cellular respiration?

Back

Oxygen is used to convert glucose into energy.

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-3

Front

What happens to carbon dioxide produced by cells?

Back

It is transported back to the lungs to be exhaled.

Tags

NGSS.MS-LS1-7

Front

What is the difference between simple sugars and complex carbohydrates?

Back

Simple sugars are single sugar molecules, while complex carbohydrates are made of many sugar molecules linked together.

Tags

NGSS.MS-LS1-7