UPSC Mains PYQ
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☑️ Join for mains Previous Year Questions

Questions from 1999 - 2025

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CSE Mains Previous Year Questions analysis

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Que.What is India’s plan to have its own space station and how will it benefit our space programme? 2019

भारत की अपना स्वयं का अंतिरिक्ष केंद्र प्राप्त करने की योजना है और हमारे अंतिरिक्ष कार्यक्रम को यह किस प्रकार लाभ पहुंचाएगी ? 2019


Que.How is the government of India protecting traditional knowledge of medicine from patenting by pharmaceutical companies? 2019

भैषजिक कंपनियों के द्वारा आयुविर्ज्ञान के पारंपरिक ज्ञान को पेटेंट कराने से भारत सरकार किस प्रकार रक्षा कर रही है ? 2019


Que.Discuss the work of ‘Bose-Einstein Statistics’ done by Prof. Satyendra Nath Bose and show how it revolutionized the field of Physics. 2018


Que.India has achieved remarkable successes in unmanned space missions including the Chandrayaan and Mars Orbitter Mission, but has not ventured into manned space mission, both in terms of
technology and logistics? Explain critically. 2017


Que.Give an account of the growth and development of nuclear
science and technology in India. What is the advantage of fast breeder reactor programme in India? 2017


Que.Discuss India’s achievements in the field of Space
Science and Technology. How the application of this technology has helped India in its socio-economic development? 2016


Que.Why is nanotechnology one of the key technologies of the 21st century? Describe the salient features of Indian Government’s Mission on Nanoscience and
Technology and the scope of its application in the development process of the country. 2016


Que.What do you understand by ‘Standard Positioning Systems’ and ‘Protection Positioning Systems’ in the GPS era? Discuss the advantages India perceives from its ambitious IRNSS programme employing just seven satellites. 2015


Que.Scientific research in Indian universities is declining, because a career in
science is not as attractive as our business operations, engineering or administration, and the universities are becoming consumer oriented. Critically comment. 2014


Que.Can overuse and the availability of antibiotics without doctor’s prescription, the contributors to the emergence of drug-resistant diseases in India? What are the available mechanisms for monitoring and control? Critically discuss the various issues involved.

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🔆Science-Tech: Awareness

Syllabus Topic: S&T developments and everyday applications & effects; Awareness in fields of IT, Space, Computers, Robotics, Nanotech, Biotech, IPR issues

Q.Why is there so much activity in the field of biotechnology in our country? How has this activity benefitted the field of biopharma? 2018

Q.Stem cell therapy is gaining popularity in India to treat a wide variety of medical conditions including Leukaemia, Thalassemia, damaged cornea and several burns. Describe briefly what stem cell therapy is and what advantages it has over other treatments? 2017

Q.India’s Traditional Knowledge Digital Library (TKDL) which has a database containing formatted information on more than 2 million medicinal formulations is proving a powerful weapon in the country’s fight against erroneous patents. Discuss the pros and cons making this database publicly available under open-source licensing 2015

Q.What are the areas of prohibitive labour that can be sustainably managed by robots? Discuss the initiatives that can propel research in premier research institutes for substantive and gainful innovation. 2015

Q.In a globalised world, intellectual property rights assume significance and are a source of litigation. Broadly distinguish between the terms – copyrights, patents and trade secrets. 2014

Q.What do you understand by Umpire decision review in cricket? Discuss its various components. Explain how silicon tape on the edge of a bat may fool the system? 2013

Q.What is an FRP composite material? How are they manufactured? Discuss their applications in aviation and automobile industry 2013

Q.Bring out the circumstances in 2005 which forced amendment to section 3(d) in the India n Patent Law, 1970. Discuss how it has been utilized by Supreme court in its judgment rejecting Novartis patent application for “Glivec”. Discuss briefly the pros and cons of the decision. 2013

Q.How does the 3D printing
technology work? List out the advantages and disadvantages of the technology. 2013

Q.What do you understand by fixed dose drug combinations (FDCs)? Discuss their merits and demerits. 2013

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🔆Science-Tech: Indians

Syllabus Topic: Achievements of Indians in S&T; Indigenisation of
technology & development of new technology

Q.What is India’s plan to have its own space station and how will it benefit our space programme? (भारत की अपना स्वयं का अंतिरिक्ष केंद्र प्राप्त करने की योजना है और हमारे अंतिरिक्ष कार्यक्रम को यह किस प्रकार लाभ पहुंचाएगी ?) 2019

Q.How is the government of India protecting traditional knowledge of medicine from patenting by pharmaceutical companies? (भैषजिक कंपनियों के द्वारा आयुविर्ज्ञान के पारंपरिक ज्ञान को पेटेंट कराने से भारत सरकार किस प्रकार रक्षा कर रही है ?) 2019

Q.Discuss the work of ‘Bose-Einstein Statistics’ done by Prof. Satyendra Nath Bose and show how it revolutionized the field of Physics. 2018

Q.India has achieved remarkable successes in unmanned space missions including the Chandrayaan and Mars Orbitter Mission, but has not ventured into manned space mission, both in terms of
technology and logistics? Explain critically. 2017

Q.Give an account of the growth and development of nuclear
science and technology in India. What is the advantage of fast breeder reactor programme in India? 2017

Q.Discuss India’s achievements in the field of Space
Science and Technology. How the application of this technology has helped India in its socio-economic development? 2016

Q.Why is nanotechnology one of the key technologies of the 21st century? Describe the salient features of Indian Government’s Mission on Nanoscience and
Technology and the scope of its application in the development process of the country. 2016

Q.What do you understand by ‘Standard Positioning Systems’ and ‘Protection Positioning Systems’ in the GPS era? Discuss the advantages India perceives from its ambitious IRNSS programme employing just seven satellites. 2015

Q.Scientific research in Indian universities is declining, because a career in
science is not as attractive as our business operations, engineering or administration, and the universities are becoming consumer oriented. Critically comment. 2014

Q.Can overuse and the availability of antibiotics without doctor’s prescription, the contributors to the emergence of drug-resistant diseases in India? What are the available mechanisms for monitoring and control? Critically discuss the various issues involved. 2014


#science_technology
#GSM3

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