Q.

Identify the correct pair representing the causative agent of typhoid fever and the confirmatory test for typhoid.            [2019]

1 Salmonella typhi / Widal test  
2 Plasmodium vivax / UTI test  
3 Streptococcus pneumoniae / Widal test  
4 Salmonella typhi / Anthrone test  

Ans.

(1)

Typhoid is caused by bacteria Salmonella typhi, transmitted through fecal oral route. It results in high fever, abdominal pain and frequent stools and is confirmed by Widal test.