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. UPPSC PCS
  6. ›
  7. 2020
  8. ›
  9. Q146

UPPSC PCS 2020 · Question 146 of 148

Arrange in chronological order: 1. Rio Earth Summit, 2. Publication of Brundtland Commission Report, 3. Enforcement of Montreal Protocol, 4. Publication of 'The Limit to Growth' Report.

Environment

  1. A1, 4, 3, 2
  2. B4, 2, 3, 1Correct
  3. C4, 3, 2, 1
  4. D4, 1, 3, 2

Answer: B. 4, 2, 3, 1

Explanation

Limits to Growth (1972), Brundtland Report (1987), Montreal Protocol enforcement (1989), Rio Earth Summit (1992).

Source: https://www.drishtiias.com/images/pdf/UPPSC 2020 Prelims GS Paper - 1.pdf

← Q145View full paper (148 questions)Q147 →

Practice the full UPPSC PCS 2020 paper

Timed test with all 148 questions, just like the real exam.

Start test