- A Protein digestion via pancreatic and intestinal enzymes
- B Lipid absorption through intestinal villi
- C Water and electrolyte reabsorption
- D Mainly vitamin synthesis by resident gut bacteria
Correct answer: C. Water and electrolyte reabsorption
Explanation: The large intestine (colon) primarily reabsorbs water and electrolytes from indigestible food, forming feces. Gut bacteria also produce some vitamins.
Concept context
The digestive tract, digestive enzymes, hormonal control of digestion, and liver function. High NEET weightage.