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Topic Coral reefs
Asked 10 times across 4 UPSC exams over 17 years (2007–2024), peaking in 2018.
Key insights
- Most tested in CDS — 5 of 10 PYQs
- Most asked in 2018
- Recurs across 7 years (2007–2024)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 2007 → CAPF 2018 → CDS 2019 → GEO 2022
How the concept evolved
Rising — more than half its appearances (9 of 10) 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.
GEO2024
Which one of the following types of coral reefs are developed along the edges of continental shelves and separated by lagoon ?
- A Patch reefs
- B Fringing reefs
- C Barrier reefs ✓
- D Atoll reefs
✓ Correct answer: (C)
Geography › Oceanography
CDS2022
Which one of the following States/UTs has the largest area under Coral Reefs in India?
- A Gujarat
- B Tamil Nadu
- C Andaman and Nicobar Islands ✓
- D Lakshadweep
✓ Correct answer: (C)
Geography › Physical Geography of India
GEO2022
Which one of the following is not inhibited by corals?
- A Gulf of Kutch
- B Lakshadweep
- C Sundarbans ✓
- D Andaman and Nicobar Islands
✓ Correct answer: (C)
Geography › Physical Geography of India
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