Chapter 3.5 The digestive system in animals

Which of the following is an example of a carnivore?

• A cow

• A lion

• A human

• A squirrel

What is the definition of an omnivore?

• An organism that consumes only other animals.

• An organism that consumes both animals and plants.

• An organism that consumes only plants.

• An organism that consumes only producers.

What is the process of taking in and making nutrients in food available to an organism called?

• Ingestion

• Digestion

• Absorption

• Egestion

What is the function of villi in the small intestine?

• To increase the surface area for absorption.

• To produce digestive enzymes.

• To store bile.

• To absorb water and minerals.

What is the process of breaking down food into smaller pieces by the teeth and muscles called?

• Mechanical digestion

• Chemical digestion

• Absorption

• Egestion

Which digestive enzyme is responsible for breaking down proteins?

• Protease

• Amylase

• Lipase

• Amylase and lipase

Which small monomer is produced from the digestion of proteins?

• Amino acids

• Glucose

• Fatty acids and glycerol

• Amino acids and glucose

Which digestive enzyme is responsible for breaking down carbohydrates?

• Protease

• Amylase

• Lipase

• Amylase and lipase

Which small monomer is produced from the digestion of carbohydrates?

• Amino acids

• Glucose

• Fatty acids and glycerol

• Amino acids and glucose

Which digestive enzyme is responsible for breaking down lipids?

• Protease

• Amylase

• Lipase

• Amylase and lipase