Q. Which of the following is a mechanical barrier used in birth control?
A) Tubectomy
B) Dalcon shield
C) Vasectomy
D) Diaphragm
Explanation
Condoms, cervical caps, diaphragms and intrauterine contraceptive devices (IUCDs) are all mechamical irth control devices.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.