Solved UPSC CDS/OTA Question
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Q · Digestive Systemmedium · 45s
Which digestion occurs in the mouth?
TopicDigestive System
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Salivary amylase initiates starch hydrolysis in the oral cavity, breaking down polysaccharides into oligosaccharides (maltose, dextrins) before swallowing, although most carbohydrate digestion occurs in the small intestine.
Final Answer: Option B - Starch digestion