1) Skin implants
2) Periodic abstinence
3) Pills
4) IUDs
Answer:2) Periodic abstinence
Explanation: Periodic abstinence is a natural contraceptive method wherein couples abstain from coitus at the time of ovulation, i.e. between the 10th to 17th day of the menstrual cycle in order to reduce chances of ovum meeting the sperms. It is least effective compared to chemical methods.
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Also Check:
- Lactational Amenorrhea
- Assisted Reproductive Technology
- Important Notes Of Biology For NEET Reproductive Health
- Flashcards Of Biology For NEET Reproductive Health
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