Question

Epizootic Ulcerative Syndrome (EU

  • S , a serious disease affecting freshwater and estuarine fish and causing deep ulcerative lesions, is now understood to be primarily caused by which type of pathogen, often following a stress event such as a sudden drop in water temperature?
A Bacteria (Aeromonas spp.)
B Virus (rhabdovirus)
C Protozoan parasite
D Fungus (Aphanomyces invadans)
E Nutritional deficiency only, no pathogen involved
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)