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CDS vs Geo-Scientist
Detailed comparison between Combined Defence Services and Geo-Scientist Examination — question patterns, subjects, and preparation strategies.
Head-to-Head Comparison
| Feature | CDS | Geo-Scientist |
|---|---|---|
| Full Name | Combined Defence Services | Geo-Scientist Examination |
| Paper | General Knowledge (GK) | General Studies |
| Total PYQs | 1,426 | 840 |
| Years | 2020–2025 | 2020–2026 |
| Answers Available | 83% | 57% |
| Frequency | Twice a year | Once a year |
| Eligibility | Graduation | MSc in Geology/Applied Geology/Geophysics |
| Sessions | Multiple per year | Once/year |
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Frequently Asked Questions
What is the difference between CDS and Geo-Scientist?▼
CDS (Combined Defence Services) requires Graduation and is conducted twice a year. Geo-Scientist (Geo-Scientist Examination) requires MSc in Geology/Applied Geology/Geophysics and is conducted once a year. Both are conducted by UPSC.
Can I prepare for both CDS and Geo-Scientist together?▼
Yes, the GK/GA sections of both exams share significant overlap in topics like History, Geography, Polity, and Current Affairs. Practicing PYQs from both exams can strengthen your preparation. However, each exam has its own specific topics and question patterns that need dedicated attention.
Which exam is harder — CDS or Geo-Scientist?▼
Difficulty comparison depends on the paper. General Knowledge (GK) has 1426 PYQs in our database, while General Studies has 840. Compare the question patterns across years using our PYQ database to understand the difficulty trends for each exam.