Multiple choice

Widal test is used for the susceptibility of

  1. malaria

  2. cholera

  3. typhoid

  4. dengu

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Widal test detects Salmonella typhi antibodies in serum, diagnosing typhoid fever. It tests for agglutinating antibodies against O and H antigens, not for malaria, cholera, or dengue.