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Question No. 15Interactive Test Mode
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Q15. Consider the following countries: 1. Brunei Darussalam 2. East Timor 3. Laos Which of the above is/are member/members of ASEAN?

Consider the following countries:

  1. Brunei Darussalam
  2. East Timor
  3. Laos

Which of the above is/are member/members of ASEAN?

Select the correct option below (or cross out options to eliminate)

Official Answer Key & Detailed Solution

Ready to check the official UPSC Answer Key?

Click any option above to test yourself under exam conditions, or reveal the explanation directly.

Official UPSC Answer KeyUPSC Prelims 2009 • General Knowledge (1995-2010)

Correct Answer: Option (C) — 1 and 3 only

Concept & Option Breakdown

Standard Reference Verified
  • Brunei Darussalam joined ASEAN in 1984 as its 6th member.
  • Laos joined ASEAN in 1997 along with Myanmar.
  • East Timor (Timor-Leste) is not a full member (it holds observer status and was admitted in principle in 2022). Thus, at the time of the exam, only 1 and 3 were members.
Elimination Heuristic & Exam Approach

East Timor is the newest country in Southeast Asia and had not yet acquired full ASEAN membership.

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Question Specifications & Syllabus Mapping

Examination & YearUPSC Civil Services Preliminary Examination 2009 (Q15)
Paper & Marking SchemeGS Paper I • 2 Marks (-0.66 Negative for incorrect response)
Syllabus Subject & TopicGeneral Knowledge (1995-2010) → Miscellaneous
Official Answer KeyOption (C) — 1 and 3 only

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Frequently Asked Questions — UPSC Prelims 2009 Q15

What is the official answer for UPSC Prelims 2009 GS Paper I Question 15 (General Knowledge (1995-2010))?

The official UPSC answer key for this 2009 General Knowledge (1995-2010) (Miscellaneous) question is Option (C): "1 and 3 only". Correct attempts carry 2 Marks with -0.66 Negative penalty for wrong answers.

Which UPSC Prelims syllabus topic does this 2009 question belong to?

This question belongs to GS Paper I under the subject "General Knowledge (1995-2010)" and micro-topic "Miscellaneous". You can explore all repeated questions from Miscellaneous in Acme AI's 3D Prelims PYQ Realm or practice 50 full-length and sectional tests in the APT Prelims Test Series.

How can I solve this Miscellaneous UPSC Prelims question using option elimination?

East Timor is the newest country in Southeast Asia and had not yet acquired full ASEAN membership.

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