Multiple choice

Kalaazar is caused by

  1. Bacteria

  2. Virus

  3. Worms

  4. None of the above

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

Kala-azar (visceral leishmaniasis) is caused by a protozoan parasite of the genus Leishmania, which is not a bacteria, virus, or worm.