বহুনির্বাচনি (MCQ)
১. Kala-azar (visceral leishmaniasis) is caused by:
ক) Leishmania tropica
খ) Leishmania donovani
গ) Trypanosoma cruzi
ঘ) Toxoplasma gondii
ঙ) Plasmodium vivax
উত্তর দেখুন
সঠিক উত্তর: খ) Leishmania donovani
ব্যাখ্যা: L. donovani is transmitted by the sandfly (Phlebotomus); it is endemic in parts of Bangladesh. Amastigotes (LD bodies) are seen in macrophages of spleen and bone marrow.
📖 রেফারেন্স: Ananthanarayan & Paniker's Textbook of Microbiology · Haemoflagellates: Leishmania