What is the function of copper $-T$
Checks mutation
Stops fertilization
Stops zygote formation
Stops oblituation of blastocoel
$Statement 1$: Use of condoms is a safeguard against $AIDS$ and sexual diseases besides checking pregnancy
$Statement 2$: Certain contraceptives are planted under the skin of the upper arm to prevent pregnancy
Given below are four methods $(A-D)$ and theirmodes of action $(i-iv)$ in achieving contraception. Select their correct matching fromthe four options that follow
Method | Mode of Action |
$(A)$ The pill | $(i)$ Prevents spermsreaching cervix |
$(B)$ Condom | $(ii)$ Prevents implantation |
$(C)$ Vasectomy | $(iii)$ Prevents ovulation |
$(D)$ Copper $T$ | $(iv)$ Semen contains no sperms |
Choose incorrect sentence for physical contraception method.
Comment on the essential features required for an ideal contraceptive.
Example of copper releasing $IUD$ is