Digestion vs Metabolism Text/Questions

What is the primary purpose of digestion?

• To break food into absorbable nutrients

• To transform nutrients into energy

• To store nutrients for later use

• To eliminate waste products

Where does most nutrient absorption occur during digestion?

• Stomach

• Large intestine

• Small intestine

• Mouth

Which of the following is an example of an anabolic reaction?

• Breaking down glucose to release energy

• Making proteins from amino acids

• Breaking down fatty acids

• Eliminating waste products

What is the main energy currency in cells?

• Glucose

• ATP

• Fatty acids

• Proteins

Which organelle is primarily involved in cellular respiration?

• Nucleus

• Mitochondria

• Ribosome

• Golgi apparatus

What happens to blood glucose levels after a carbohydrate-rich meal?

• They decrease

• They remain constant

• They rise

• They are eliminated

What is the difference between digestion and metabolism in terms of location?

• Digestion occurs inside cells; metabolism occurs in the digestive tract

• Digestion occurs in the digestive tract; metabolism occurs inside cells

• Both occur inside cells

• Both occur in the digestive tract

Which process requires oxygen to yield more ATP per glucose?

• Anaerobic respiration

• Aerobic respiration

• Biosynthesis

• Catabolism

What is the role of enzymes in digestion and metabolism?

• They store energy

• They speed up chemical reactions

• They transport nutrients

• They eliminate waste

During fasting or exercise, what happens to stored glycogen or fat?

• It is stored for later use

• It is broken down to supply ATP

• It is converted into waste products

• It remains unused