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UPSC 2005: Assertion (A): All the proteins in our food are digested in small intestine only. Reason (R): The protein-digesting enzymes from pancreas are released into small intestine.
(a)Both A and R are individually true and R is the correct explanation of A
(b)Both A and R are individually true but R is not the correct explanation of A
(c)A is true but R is false
(d)A is false but R is true
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Not attemptedCorrect Answer: (d) A is false but R is true
Protein digestion begins in the stomach where pepsin acts; it is completed in the small intestine with pancreatic proteases such as trypsin and chymotrypsin. Hence the Assertion that all protein is digested only in the small intestine is false, while the Reason (pancreatic enzymes are released into the small intestine) is correct. ([doubtnut.com](https://www.doubtnut.com/qna/647365044?utm_source=openai))
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Frequently Asked Questions
What is the correct answer to this UPSC 2005 Science & Technology question?▼
The correct answer is option (d): A is false but R is true. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Biology question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 2005, GS Paper 1, as Question 85. It falls under Science & Technology > Biology.
What is the difficulty level of this UPSC question?▼
This question is rated "moderate". It requires sound conceptual understanding of the topic.
How many UPSC Prelims questions have been asked from Biology?▼
UPSC has asked 97 questions from Biology (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.