(B) : Vasectomy is a surgical sterilisation technique for males in which a small part of the $vas \ deferens$ is removed or tied up through a small in

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Vasectomy $-$ Prevents spermatogenesis

(B) : Vasectomy is a surgical sterilisation technique for males in which a small part of the $vas \ deferens$ is removed or tied up through a small incision on the scrotum to prevent the transport of sperms.Spermatogenesis is the biological process of sperm production occurring within the seminiferous tubules of the testes,which is not affected by vasectomy.

Class 12 Biology Reproductive Health Method of birth control

Medium

Which of the following approaches does not give the defined action of contraceptive?

NEET 2016 All NEET

A
Hormonal contraceptives $-$ Prevent/retard entry of sperms,prevent ovulation and fertilisation
B
Vasectomy $-$ Prevents spermatogenesis
C
Barrier methods $-$ Prevents fertilisation
D
Intra uterine devices $-$ Increases phagocytosis of sperms,suppress sperm motility and fertilising capacity of sperms