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Science · 2025 · 3 marks
CBSE 2025 · Region 4 · Set 1 · Q29
The digestion of food in human alimentary canal is a complex process. State the enzyme/salt present in the following and mention their function in…
The digestion of food in human alimentary canal is a complex process. State the enzyme/salt present in the following and mention their function in the process of digestion :
(i)
Saliva
(ii)
Bile Juice
(iii)
Pancreatic Juice
Marking-scheme solution
(i) Salivary amylase - converts Starch to sugar
(ii) Bile salts - changing the acidic food alkaline/ emulsifies fats.
(iii) Trypsin - Helps in digestion of proteins / Lipase - Breaking down emulsified fats
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CBSE Class 10 Science past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.