Correct option is C
Correct Answer: C They are not very effective methods
Explanation:
- Surgical methods of birth control, such as vasectomy in males and tubectomy in females, are among the most effective methods of contraception.
- These procedures block gamete transport, preventing fertilization.
- Since they are permanent methods, they are highly reliable and nearly 100% effective in preventing pregnancy.
Information Booster:
- Vasectomy – Vas deferens is cut or blocked in males to prevent sperm transport.
- Tubectomy – Fallopian tubes are cut or blocked in females to prevent egg transport.
- Highly effective – These methods have a very low failure rate.
- Permanent – Generally irreversible, suitable for those who do not want future pregnancies.
- Does not affect hormonal balance – Normal hormone levels and sexual functions remain unchanged.