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Topic Desertification
Asked 3 times across 2 UPSC exams over 3 years (2019–2022), peaking in 2022.
Key insights
- Most tested in CSE — 2 of 3 PYQs
- First appeared in CDS 2019 — 3 years before CSE 2022 (allied exams preview CSE)
- Most asked in 2022
- Recurs across 2 years (2019–2022)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CDS 2019 → CSE 2022
How the concept evolved
Rising — more than half its appearances (2 of 3) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CSE2022
Which one of the following lakes of West Africa has become dry and turned into a desert?
- A Lake Victoria
- B Lake Faguibine ✓
- C Lake Oguta
- D Lake Volta
✓ Correct answer: (B)
Geography › World Regional Geography
CDS2019
Which of the following statements is/are correct ?
- India is a signatory to the United Nations Convention to Combat Desertification (UNCCD)
- Ministry of Home Affairs is the nodal Ministry in the Government of India for the UNCCD
Select the correct answer using the code given below :
- A 1 only
- B 2 only ✓
- C Both 1 and 2
- D Neither 1 nor 2
✓ Correct answer: (B)
Environment & Ecology › International Environmental Agreements
CSE
To check the expansion of Thar desert which of the following measures should be vied?
- A Construction of dams
- B Afforestation ✓
- C Construction of canals
- D Artificial rain
✓ Correct answer: (B)
Geography › Physical Geography of India
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