UNIT 3 ASSESSMENT

Front

What does COMPLEX CARBOHYDRATES (starch) turn into when it is chemically broken apart?

Back

Glucose

Front

The air sacs that are covered with capillaries where gas exchange takes place.

Back

Alveoli

Front

When you breathe, your lungs take in ___ and remove ___.

Back

oxygen/carbon dioxide

Front

Our cells are constantly in need of energy. Through a chemical reaction, the cells turn _____ and _____ into a usable form of energy.

Back

oxygen ; glucose

Front

How does oxygen get into the blood?

Back

It enters through the alveoli in the lungs.

Front

Why do the cells of your body need glucose?

Back

for energy

Front

What is the name of the chemical reaction happening in all the cells of our body that burns food molecules as fuel?

Back

cellular respiration

Front

What are the reactants in this chemical equation?

Back

glucose and oxygen

Front

What are the products in this chemical equation?

Back

water, carbon dioxide, and energy

Front

Why do molecules in the small intestine seem like they are disappearing?

Back

The molecules are getting absorbed into the blood.