Explanation
- A
1, 4, 3, 2
1, 4, 3, 2 puts Rio (1992) first, which is last among these four.
- B
4, 2, 3, 1
4, 2, 3, 1 is the order: Limits to Growth 1972, Brundtland Report 1987, Montreal Protocol in force 1989 (signed 1987), Rio Earth Summit 1992. That is the official key.
- C
4, 3, 2, 1
4, 3, 2, 1 would place Montreal before Brundtland. Our Common Future (March 1987) precedes the September 1987 Montreal signing and the 1989 entry into force.
- D
4, 1, 3, 2
4, 1, 3, 2 puts Rio second, decades too early relative to Montreal and Brundtland.
Summary. Official key is (b) 4, 2, 3, 1. Club of Rome, then sustainable-development report, then ozone protocol enforcement, then UNCED at Rio. Honour the stored letter (b).
Same topic · past papers
UPPSC has asked this before
These previous-year questions sit on the same topic. Open one to practise the earlier ask.
-
2023 · Q11 · UPPGS
Consider the following statements concerning the powers of the Supreme Court to issue certain writs to stop violation of Fundamental Rights: (1) The Supreme Court has power to issue writs like Habeas Corpus, Mandamus, Prohibition, Quo Warranto and Certiorari which are appropriate for the enforcement of Fundamental Rights. (2) Parliament may by law empower any other court to exercise, within its jurisdiction, the powers given to the Supreme Court. Which of the above statement(s) is/are correct? Select the correct answer from the code given below: -
2022 · Q64 · UPPGS
Consider the following events and arrange them in chronological order. I. Battle of Mudki II. Battle of Porto Novo III. Battle of Shakarkheda IV. Battle of Bedara Select the correct answer from the code given below: -
2025 · Q7 · UPPGS
Consider the following events and arrange them in correct chronological order. 1. Poona Pact 2. End of Civil Disobedience Movement 3. Gandhi-Irwin Pact 4. Second Round Table Conference Select the correct answer from the code given below: -
2025 · Q25 · UPPGS
Consider the following revolts and arrange them in correct chronological order. 1. Pabna 2. Indigo 3. Kuka 4. Sanyasi Select the correct answer from the code given below: -
2025 · Q26 · UPPGS
Consider the following wars and arrange them in correct chronological order. 1. First Anglo-Mysore War 2. Second Anglo-French War 3. First Anglo-Sikh War 4. First Anglo-Afghan War Select the correct answer from the code given below: