Unlock Elite Access: Level Up Your Preparation with Exclusive Content

Geography Optional 300+ Score Pack · Model answer

With suitable sketches elaborate the bottom topography of the Indian Ocean.

  • UPSC 2024
  • Oceanography

Bottom topography is the relief of the ocean floor — margins, ridges, basins and trenches — shaped above all by plate movement, as Harry Hammond Hess's seafloor-spreading hypothesis (1962) explains.

You are reading the opening of the model answer. The full answer is part of the Geography Optional 300+ Score Pack.

What the full answer covers

  • A. Continental Margins
  • B. The Mid-Oceanic Ridge System
  • C. Aseismic Ridges and the Basins They Divide
  • D. Trenches, Island Arcs and the Abyssal Floor
  • Current Significance and Research

Unlock this answer and 800+ more

  • 820 solved PYQ model answers (2013–2026), Paper I and Paper II
  • Topic-wise across all 20 syllabus units
  • 20 PYQ Pattern Analysis & Strategy reports, one per unit
  • Diagrams and maps drawn inside the answers, where you would draw them
  • 500 days of access from the day you enrol, on phone, laptop or tablet

₹1,770₹2,50029% off

Get Geography Optional 300+ Score Pack @ ₹1,770 →

One-time payment · No subscription · Instant access · UPI, cards, RuPay

See every Oceanography question (54 solved) →Already enrolled? Log in