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Q. Why does bleeding occur through the nose in high mountainous regions -
  • (A) The pressure of blood in capillaries is greater than the outside pressure
  • (B) The blood pressure fluctuates & finally decreases drastically
  • (C) The blood pressure of a person increases at high altitudes
  • (D) The pressure at high altitudes is greater than that on the plains
✅ Correct Answer: (C) The blood pressure of a person increases at high altitudes

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Ram Sharma
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