- A Treponema pallidum
- B Chlamydia trachomatis
- C Neisseria gonorrhoeae
- D Trichomonas vaginalis
Correct answer: C. Neisseria gonorrhoeae
Explanation: Gonorrhoea is caused by the bacterium Neisseria gonorrhoeae, a gram-negative diplococcus transmitted through sexual contact.
Concept context
Understand reproductive health, family planning, contraception methods, STIs, population control, and assisted reproductive technologies.