UPSC • Prelims • 2025 • Prelims GS Paper I
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Official Final Answer Key — Series A, 2025 1 questions
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Question 45
UPSCScience & Technology2025Prelims GS Paper ISeries A
Consider the following substances:
I. Ethanol
II. Nitroglycerine
III. Urea
Coal gasification technology can be used in the production of how many of them?
निम्नलिखित पदार्थों पर विचार कीजिए : I. एथेनॉल II. नाइट्रोग्लिसरीन III. यूरिया। कोयला गैसीकरण प्रौद्योगिकी का उपयोग इनमें से कितनों के उत्पादन में किया जा सकता है?
Official Final Answer Key — Series A, 2025
Question 1 of 1
Author / EditorGoldej Kumar
Goldej Kumar is the Founder and Editor of Sri Ram Exams (Exam2.in), an independent educational platform for UPSC, State Public Service Commission, SSC and other competitive examinations. His editorial focus is on exam-relevant current affairs, source-based analysis, MCQ reasoning, previous-year-question patterns and clear bilingual learning for English- and Hindi-medium aspirants.