PYQPulse
HomeMocksPracticePYQsDashboard
PYQPulse

Timing-accurate mock tests and PYQs for SSC, Banking and Railway exams — so the real paper feels like a revision.

Exams

  • SSC exams
  • Banking exams
  • Railway exams
  • All exams

Practice

  • Practice questions
  • Mock test series
  • Sectional tests
  • Year-wise PYQs
  • Performance analytics

Company

  • About us
  • Help Centre
  • Pricing
  • Sign in

Legal

  • Privacy Policy
  • Terms of Service

Contact

  • hello@testwala.co.in
  • Telegram
  • +91 62816 87760

Practice interface modeled on the official exam pattern — not the official examination. PYQPulse is not affiliated with the Staff Selection Commission, IBPS, SBI, RBI, NABARD, SEBI or Indian Railways.

© 2026 PYQPulse. All rights reserved.

Built for aspirants, by aspirants.

HomeMocksPracticeStats
  1. Home
  2. ›
  3. PYQs
  4. ›
  5. BPSC (Bihar PCS)
  6. ›
  7. 2023
  8. ›
  9. Q31

BPSC (Bihar PCS) 2023 · Question 31 of 150

The theory that states "pieces of the Earth's crust are in constant, slow motion driven by movement in the mantle" is called

Geography

  1. Athe theory of plate boundaries
  2. Bthe theory of continental drift
  3. Cthe theory of Pangaea
  4. Dthe theory of plate tectonicsCorrect

Answer: D. the theory of plate tectonics

Explanation

The theory of plate tectonics describes the slow motion of crustal plates driven by mantle movement.

Source: 69th BPSC Prelims 2023 (Set B)

← Q30View full paper (150 questions)Q32 →

Practice the full BPSC (Bihar PCS) 2023 paper

Timed test with all 150 questions, just like the real exam.

Start test