Q. Read the statements given below. Identify which of them are true and which of them are false and select the correct option.
An IUD can be inserted by a lady herself into the uterus through her vagina.
IUDs increase phagocytosis of sperms in the fallopian tube.
Copper ions suppress sperm motility and fertilizing capacity.
Hormone releasing IUDs prevents ovulation.

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Solution:

An Intra Uterine Device cannot be inserted by a lady herself. It requires the help of a doctor or expert nurses to be inserted in the uterus through the vagina.
IUDs increase phagocytosis of sperms in the uterus.