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Per NCERT, what are VILLI in the small intestine — and what is their function?
ACells that produce HCl
BGlands in the stomach
CBacteria that digest food
DFinger-like projections of the intestinal wall that INCREASE SURFACE AREA for absorption of digested food (richly supplied with blood vessels)
Answer & Solution
Correct answer: D. Finger-like projections of the intestinal wall that INCREASE SURFACE AREA for absorption of digested food (richly supplied with blood vessels)
Per NCERT §5.2.4, villi maximise absorption surface in the small intestine. The other options misstate.
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