Question

Assertion (A)
: A contraceptive device called the loop or copper T is placed in the uterus to prevent pregnancy.
Reason (R): IUDs prevent pregnancy by thickening the mucus that is present on the
cervix, which blocks and traps the sperm.​

Answer 1

Both assertion and reason are true but reason is not correct explaination of assertion.

Copper t irritates the uterus which causes it to release q mucouse which causes the gaurd cells to come in the uterus. these cells kill the sperms.

HOPE IT HELPS