📊 Biology
Q. Which system is responsible for removing carbon dioxide from the body?
  • (A) Digestive system
  • (B) Respiratory system
  • (C) Circulatory system
  • (D) Excretory system
✅ Correct Answer: (B) Respiratory system

Explanation: The respiratory system expels carbon dioxide from the body during exhalation.

Explanation by: Neha Sharma
The respiratory system expels carbon dioxide from the body during exhalation.

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