how to avoid unwanted pregnancy?

unwanted pregnancy can be avoided by the method of contraception. There are various ways i.e. methods of contraception :-

1. barrier method - by using c*ondoms for the p*enis and other coverings for the v*agina so that fertilisation doesnt occur.

2. surgical method - there are two surgical methods vasectomy and tubectomy. In vasectomy the vas deferns ( sperm carrying tube) of males is cut off. In tubectomy the fallopian tube of females is cut off

3. chemical method - in this method oral pills are taken and these pills change the hormonal balance of the body, due to which either no sperms are released or eggs are'nt released.

4. IUD'S -Using contraceptive devices. IUD stands for intra uterine devices. these devices are placed witihn the uterus, which prevents fertilisation and thus pregnancy is avoided. these devices are placed in the uterus aftr surgeries.

thanx