Q. We lose consciousness if the blood flow to the brain is cut off for more than

  • (A) 15 s
  • (B) 5 s
  • (C) 5 min
  • (D) 2 s
✅ Correct Answer: (B) 5 s

Published by Ram Sharma ⭐ 193.88K Points at 13-Apr-2022 05:04 pm in Biology

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