Chemicals Test Prep

What is the process of breaking down large molecules into small molecules called?

• b. Absorption

• a. Digestion

Which of the following is a quick supplier of energy?

• b. Starch

• c. Sugar

What is starch made of?

• a. Glucose molecules

• c. Fatty acids

Which of the following is true about unsaturated fats?

• a. They are solid at room temperature

• b. They come from animal sources

What do enzymes do in biological systems?

• c. Speed up chemical reactions

• b. Have no effect on chemical reactions

Which of the following is a complex carbohydrate?

• c. Fructose

• b. Cellulose

What is the basic unit of proteins?

• a. Glucose

• c. Amino acids

Tags

NGSS.HS-LS1-1

What do vitamins do in the body?

• c. Act as helper compounds

• d. Help in muscle growth

Which nutrient stores much more energy than carbohydrates?

• b. Lipids

• c. Fiber

Which of the following is rich in protein?

• c. Beef, poultry, and fish

• b. Pasta