Question

Cu ions released from copper - releasing Intra Uterine Devices (IUDs):
(a) make uterus unsuitable for implantation
(b) increase phagocytosis of sperms
(c) suppress sperm motility
(d) prevent ovulation

Answer 1

the correct answer is -make uterus unsuitable for implantation

Answer 2

Answer:

Cu ions released from copper-releasing Intra Uterine Devices (IUDs):

(a) make uterus unsuitable for implantation.

Explanation:

It is a method of birth control and emergency contraceptive in which the particular device is placed in the uterus and may remain intact for twelve years.

However, this is a temporary method as right after its removal, fertility is regained. therefore it is known as a reversible and long term birth control.