Prelims GS I · 122 questions · 2016–2026
Science & technology: every Prelims question, by topic
UPSC syllabus: “General Science.” Below, the topics inside it — most asked first — and how often each came up year by year.
Science & technology in UPSC Prelims at a glance
UPSC has asked 122 questions on Science & technology in GS Paper I from 2016 to 2026 — about 11 a year, the most in 2019 (14). The most-asked topic is IT, computing & emerging technologies (40 questions).
Counted from UPSC's own papers in the Vault, each question under its main subject · updated 16 Oct 2026.
- IT, computing & emerging technologies40 questions · asked in 10 of 11 years
- Biotechnology & genetics19 questions · asked in 10 of 11 years
- Space technology19 questions · asked in 10 of 11 years
- Human body, health & diseases16 questions · asked in 8 of 11 years
- Defence, nuclear & energy technology15 questions · asked in 9 of 11 years
- Physics & chemistry in everyday life13 questions · asked in 8 of 11 years
Latest questions
- 2026 · Q41 · Biotechnology & geneticsआनुवंशिक चिकित्सा (जेनेटिक मेडिसिन) के संबंध में, निम्नलिखित में से कौन-सा/कौन-से कथन सही है/हैं ?…
- 2026 · Q42 · IT, computing & emerging technologiesयंत्र अधिगम (मशीन लर्निंग) में प्रयुक्त लार्ज लैंग्वेज मॉडलों (LLMs) के संबंध में निम्नलिखित में से कौन-सा/कौन-से कथन सही है/हैं ?…
- 2026 · Q43 · Defence, nuclear & energy technologyस्टेल्थ (stealth) प्रौद्योगिकी के संबंध में निम्नलिखित में से कौन-सा/कौन-से कथन सही है/हैं ?…
- 2026 · Q44 · Physics & chemistry in everyday lifeआधुनिक विमानों में प्रयुक्त होने वाले ब्लैक बॉक्सों के संबंध में, निम्नलिखित में से कौन-सा/कौन-से कथन सही है/हैं ?…
- 2026 · Q46 · Space technologyभारत के अंतरिक्ष कार्यक्रम में निजी संस्थाओं की भागीदारी के संबंध में निम्नलिखित कथनों पर विचार कीजिए :…
The same ground in Mains
These official Mains syllabus lines cover Science & technology. Prelims facts become Mains arguments.
Science & technology PYQs as a PDF — free
All 48 PDFs →Every Science & technology question from 2016 to 2026, topic-wise, with answers and explanations — 94 pages. Free; sign up once.
Science & technology PYQs: quick answers
How many Science & technology questions has UPSC asked in Prelims from 2016 to 2026?
122 questions in GS Paper I — about 11 a year, the most in 2019 (14). Every one is on this page, under its topic, with UPSC's answer and an explanation.
Which Science & technology topic does UPSC ask most in Prelims?
IT, computing & emerging technologies: 40 questions between 2016 and 2026, asked in 10 of 11 years. The topics are listed above, most asked first, each with its year-by-year trend.
Are the answers UPSC's official answer keys?
Yes. Every answer is from UPSC's final answer key (2016–2025); for 2026 UPSC has so far published a provisional key, and those answers are labelled. Explanations cite official sources — NCERT and government pages first.
Can I download the Science & technology PYQs as a PDF?
Yes — a print-ready PDF of every Science & technology question with answers and explanations (94 pages, 1.9 MB), free after a one-time sign-up, from the Vault's downloads page.
Counted from UPSC's own papers in the Vault; answers are UPSC's keys.