Primary amoebic meningitis caused by:
High-Yield Explanation
Ans. is 'a' i.e., Naegleri fowleriPathogenic free living Amoeba (BAN)1. Naegieria fowleri - Acute and fulminating primary amoebic meningoencephalitis (PAM).2. Acanthamoeba - Ulcerative keratitis and granulomatous amoebic encephalitis (GAE).3. Balamuthia (Rare) - Chronic granulomatous amoebic encephalitis.