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Solution


Q.

Which of the following sexually transmitted diseases is caused by a virus
1 Syphilis  
2 Chlamydia  
3 Hepatitis B  
4 Cholera  

Ans.

(3)

Infected blood, semen, and vaginal secretions contain the hepatitis B virus. It is a Sexually Transmitted Infection (STI) that spreads through unprotected sexual contact and also by contaminated needles and syringes.