<prompt> Fertilization takes place after how much time of ovulation -1-2 days5-6 days8-12 days12 days  <response>: Ans. is a i.e., 1-2 dayso Human ovum remains fertile for 12-24 hours after ovulation. Thus, fertilization can occur during this period only.o Reproductive life of ovum - 24 hours 12-24 hourso Reproductive life of sperm - 24 - 72 hours 