Question

Which is the lightest and most abundant chemical element, constituting roughly 75 % of the Universe’s elemental mass?

A Carbon
B Aluminium
C Bauxite
D Hydrogen
Practice Next

Relevant for Exams:

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)