Q1. [1] § 5.2.3 How do Organisms obtain their Nutrition? § 5.2.4 Nutrition in Human Beings
Assertion (A) : The peristaltic movements occur all along the gut.
Reason (R) : The lining of the gut has muscles that contract rhythmically to push the food in regulated manner.
- (A) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
- (B) Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
- (C) Assertion (A) is true, but Reason (R) is false.
- (D) Assertion (A) is false, but Reason (R) is true.
Previously asked in CBSE board exam
2026 31/5/1 Q9
Generated by claude-sonnet-4-6 · 2026-06-11 09:53 · grounding rag
Model Answer
(A) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
Explanation
The textbook states: "The lining of canal has muscles that contract rhythmically in order to push the food forward. These peristaltic movements occur all along the gut." — R directly explains why A is true, making option (A) correct.
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