The villi help digestion by increasing the:
AStorage space
BSurface area
CStomach acid
DSaliva flow
Answer & Solution
Correct answer: B. Surface area
1. More contact with food means faster uptake.
2. The folds multiply the inner surface.
3. So they increase surface area.
_Source: syllabus Science Class VII, Chapter 2, Nutrition in Animals._
Keep practising Nutrition in Animals
Browse all Nutrition in Animals questions for Class 6, or explore more Biology topics.