Kala-azar disease is caused by ______.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. protozoa.
Kala Azar is a protozoan disease.
- Leishmaniasis is a vector-borne illness brought on by obligatory intracellular protozoa of the genus Leishmania and spread by sand flies.
- More than 20 species are responsible for human infection.