List and explain in brief three methods of contraception.
CBSE OUTSIDE DELHI - SET 1 2012
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The process of avoiding pregnancy is known as contraception.
The three methods ofcontraceptionare:
Mechanical barrier: In this method sperm does not reach the egg. Example - Condoms by males and Copper-T bu females.
Chemical method : Oral contraceptive Pills change the hormonal balance of the body. So that the egg is not released and fertilisation cannot occur. Example : I-Pills, Saheli
Surgical Methods: It is the most safest method in which the vas deferens of male and fallopian tubes in females can be surgically blocked.
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