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Question No. 36Interactive Test Mode
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Q36. The “Red Data Books” published by the International Union for Conservation of Nature and Natural Resource (IUCN) contain lists of 1. Endemic plant and animal species present in the biodiversity hotspots. 2. Threatened plant and animal species. 3. Protected sites for conservation of nature and natural resources in various countries. Select the correct answer using the codes given below:

The “Red Data Books” published by the International Union for Conservation of Nature and Natural Resource (IUCN) contain lists of

  1. Endemic plant and animal species present in the biodiversity hotspots.
  2. Threatened plant and animal species.
  3. Protected sites for conservation of nature and natural resources in various countries. Select the correct answer using the codes given below:
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 2011 • Environment and Ecology

Correct Answer: Option (B) — 2 only

Concept & Option Breakdown

Standard Reference Verified

Statement 1 is incorrect: The Red Data Book/Red List evaluates global conservation status based on extinction risk criteria, not merely endemism in hotspots. Statement 2 is correct: The primary purpose of the IUCN Red Data Books is to document species classified under threatened categories (Vulnerable, Endangered, and Critically Endangered). Statement 3 is incorrect: Information on protected areas is cataloged in the World Database on Protected Areas (WDPA), not in the Red Data Books.

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Question Specifications & Syllabus Mapping

Examination & YearUPSC Civil Services Preliminary Examination 2011 (Q36)
Paper & Marking SchemeGS Paper I • 2 Marks (-0.66 Negative for incorrect response)
Syllabus Subject & TopicEnvironment and Ecology → Biodiversity & Conservation
Official Answer KeyOption (B) — 2 only

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Frequently Asked Questions — UPSC Prelims 2011 Q36

What is the official answer for UPSC Prelims 2011 GS Paper I Question 36 (Environment and Ecology)?

The official UPSC answer key for this 2011 Environment and Ecology (Biodiversity & Conservation) question is Option (B): "2 only". Correct attempts carry 2 Marks with -0.66 Negative penalty for wrong answers.

Which UPSC Prelims syllabus topic does this 2011 question belong to?

This question belongs to GS Paper I under the subject "Environment and Ecology" and micro-topic "Biodiversity & Conservation". You can explore all repeated questions from Biodiversity & Conservation 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 Biodiversity & Conservation UPSC Prelims question using option elimination?

To solve Biodiversity & Conservation questions in UPSC Prelims, identify extreme modifiers, verify core NCERT conceptual definitions, and eliminate mutually contradictory statement pairs before locking your final option.

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