Question

Pearl culture involves deliberately introducing a nucleus or irritant into the mantle tissue of a living aquatic organism so that layers of nacre are deposited around it. Which host organism is predominantly used for freshwater pearl culture in India?

A Freshwater mussels
B Marine crabs
C Crayfish
D Marine shrimp
E Freshwater eels
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)