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Q29 (IAS/2026) Geography › Maps & Locations Official Key

Which of the following statements with reference to Lake Turkana is/are correct?
1. It is the largest desert lake in the world.
2. The lake is situated in South Sudan along the eastern fringe of the Sahara desert.
3. The lake is listed as a UNESCO World Heritage Site and is also referred to as the 'Jade Sea'.
Select the answer using the code given below:

Result
Your answer:  ·  Correct: B

Explanation

Statement 1 is correct: Lake Turkana is the world's largest permanent desert lake and the world's largest alkaline lake. By volume, it is the world's fourth-largest salt lake.

Statement 2 is incorrect: The lake is situated in the Great Rift Valley in northern Kenya, with its far northern end crossing into southern Ethiopia. It is not located in South Sudan.

Statement 3 is correct: Lake Turkana is often referred to as the 'Jade Sea' because of its breathtaking turquoise color, which is caused by the presence of algae. The Lake Turkana National Parks (comprising Sibiloi National Park, Central Island National Park, and South Island National Park) are inscribed as a UNESCO World Heritage Site due to their outstanding biodiversity and paleontological significance.

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PROVENANCE & STUDY PATTERN

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Don’t just practise – reverse-engineer the question. This panel shows where this PYQ came from (books / web), how the examiner broke it into hidden statements, and which nearby micro-concepts you were supposed to learn from it. Treat it like an autopsy of the question: what might have triggered it, which exact lines in the book matter, and what linked ideas you should carry forward to future questions.
Which of the following statements with reference to Lake Turkana is/are correct? 1. It is the largest desert lake in the world. 2. The lake …
At a glance
Origin: Mostly Current Affairs Fairness: Low / Borderline fairness Books / CA: 0/10 · 10/10
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This is a high-difficulty map-based current affairs bouncer. While Lake Turkana's UNESCO 'in danger' status occasionally hits the news, knowing it as the 'Jade Sea' is deep trivia. The real test here is basic African geography—specifically, eliminating the geographically absurd claim about South Sudan and the Sahara.

How this question is built

This question can be broken into the following sub-statements. Tap a statement sentence to jump into its detailed analysis.

Statement 1
Is Lake Turkana the largest permanent desert lake in the world?
Origin: Web / Current Affairs Fairness: CA heavy Web-answerable
Web / Current Affairs
www.un.org Standard ref
Presence: 5/5
Why this source?
  • UNESCO explicitly identifies Lake Turkana as the world's largest permanent desert lake.
  • The source highlights its status as a UNESCO World Heritage site and its ecological significance in an arid environment.
www.researchgate.net Standard ref
Presence: 5/5
Why this source?
  • IUCN (International Union for Conservation of Nature) classifies the lake as the world's largest permanent desert lake.
  • The source discusses the lake's unique qualities and the threats it faces from water demand and climate change.
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