Pediatrics General 6d73097d When ICF and ECF of child becomes equal to adult person - A 1 year B 2 year C 3 year D 4 year High-Yield Explanation Ans. is 'a' i.e., 1 year o In fetus, ECF is much larger than ICF. o By the age of 1 year, ratio of ICF to the ECF volume approaches adult level.