Which statement correctly distinguishes mechanical digestion from chemical digestion?
Mechanical digestion absorbs food, while chemical digestion stores it.
Mechanical digestion changes molecules, while chemical digestion only moves food.
Both terms mean that nutrients enter the blood.
Mechanical digestion makes smaller pieces, while chemical digestion makes smaller molecules.✓Correct answer
Explanation
Mechanical digestion changes the physical size of food pieces, whereas chemical digestion breaks large molecules into smaller molecules. Absorption is a later transfer of digested substances and is not another name for either process.