Pediatrics All India exam 8ccccc44 Umbilical cord becomes black in A 2-3 days B 5-7 days C 7-10 days D 10-14 days High-Yield Explanation The cord becomes brownish black within 2 or 3 days after bihIt falls off in about 10-14 days(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 811)