Read the following and answer any four questions from (i) to (v). A married woman used a device X made of common metal for preventing pregnancy. This device was put into her uterus by some trained medical professional. Unfortunately, she got pregnant after two months of insertion of device. She was in shock to learn that her birth control device has failed. (i). What is the name of birth control device used by the woman? Foam tablets. Copper T. Diaphragm. Both (a) and (b).   (ii). Which metal is commonly used for making device X? Iron. Copper. Silver. Gold.   (iii). How does device X prevent pregnancy? It prevents ovulation. It prevents copulation. It suppresses fertilising capacity of sperm. None of these.   (iv). Why do you think the woman got pregnant even after using device X? Device X might have got expelled without the knowledge of woman. Device X might be defective and was not working from the beginning. Device X could have been destroyed by the uterine fluid. None of these.   (v). Select the correct statement regarding device X. Device X is very effective in preventing sexually transmitted diseases. Device X can be inserted in uterus by woman herself. Device X prevents menstrual cycle in women. Device X can cause heavy painful and longer duration periods or menstruation. | Shiksha Nation