Science and Technology UPSC Mains Questions 2022-2013: Science and Tech PYQ UPSC

Science and Technology Previous Year Questions UPSC Mains

Candidates should practice Science and Technology Previous Year Questions UPSC Mains to fetch good marks in GS 3 of the Civil Services Examination. Aspirants hoping to give the UPSC exam in 2023 should practice and solve Science and Technology UPSC mains questions for a better understanding of the exam pattern and questions put up from this section in the actual examination.

Science and Technology UPSC Mains Questions

Analyze the Science and Tech Mains questions from 2022 to 2013. We have compiled all the questions in the PDFs given below. After building a strong command of the subject, students must practice last year’s papers to become more confident during the Prelims exam.

Year	Number of Science and Technology UPSC Mains Questions	Difficulty Level
Science and Technology Questions in UPSC Mains 2022	5	Difficult
Science and Technology UPSC Questions 2021	3	Easy to Moderate
Science and Technology Mains Questions 2020	3	Easy To Moderate
Science and Technology Questions in UPSC Mains 2019	4	Moderate
UPSC Mains Questions on Science and Technology 2018	3	Moderate
Science and Tech Previous Year Questions Mains 2017	2	Moderate to Difficult
Science and Technology Mains Questions 2016	3	Easy To Moderate
Science and Technology PYQ UPSC Mains 2015	6	Moderate to Difficult
Science and Technology Questions in UPSC Mains 2014	3	Difficult
UPSC Science and Technology Questions 2013	5	Easy To Moderate

Science and Technology Questions in UPSC Mains PDF

You should download Science and Technology previous year questions UPSC Mains PDF and practice the last 10 years’ questions related to the topic. This will be beneficial in developing better answer-writing skills and will fetch you good marks.

Science and Technology PYQ UPSC Mains PDF

We have assembled the Science and Technology PYQ of UPSC Mains from 2022 to 2013 in the PDF attached above. The highest number of questions (6) were asked from this section in the year 2015, and very few questions (2) were asked in the year 2017.

Science and Technology UPSC Mains Questions 2022

We have gathered the latest Science and Technology PYQ UPSC Mains 2022. Aspiring candidates preparing for the exam should look through all the questions and answers, as these can also come in the forthcoming exam.

• Question 1: Private players can bring in the innovation needed for developing space-based applications and services”. In the light of this statement, highlight the role of private sector in India’s space science and technology.
• Question 2: Starlink will change the internet connectivity “. Discuss the utility of the project in bringing remote connectivity.
• Question 3: Indian Biological Data Bank will reduce the dependency of Indian researchers on American and European data banks.” In the light of the statement, discuss key features of indigenous data bank centre.
• Question 4: What are the unique features of James Webb telescope which makes it superior to its predecessor Space Telescopes? What are the key goals of this mission? What potential benefits does it hold for the human race?
• Question 5: India’s data storage center industry had leap-frogged at least a decade in the past couple of years. Discuss.

Science and Tech UPSC Mains Questions 2021

Practicing recent years’ Mains questions can be valuable as they help candidates understand the latest question trends and the manner in which they need to practice answering in the best possible way. The three Science and Tech UPSC Mains Questions asked in 2021 are as follows.

• Question 1: What are the research and developmental achievements in applied biotechnology? How will these achievements help to uplift the poorer sections of society?
• Question 2: How is the S-400 air defence system technically superior to any other system presently available in the world?
• Question 3: The Nobel Prize in Physics in 2014 was jointly awarded to Akasaki, Amano, and Nakamura for the invention of Blue LEDs in 1990s. How has this invention impacted the everyday life of human beings?

UPSC Science and Technology Mains Questions 2020

Below are the three crucial Mains Science and Technology Questions of 2020 that students must thoroughly read and practice. It is vital to comprehend how these questions must be answered and what important points should be included in every question to obtain good marks in this UPSC Mains section.

• Question 1: COVID-19 pandemic has caused unprecedented devastation worldwide. However, technological advancements are being availed readily to win over the crisis. Give an account of how technology was sought to aid the management of the pandemic.
• Question 2: How is science interwoven deeply with our lives? What are the striking changes in agriculture triggered off by science-based technologies?
• Question 3: What do you understand by nanotechnology and how is it helping in the health sector?

Science and Technology Previous Year Questions UPSC Mains (2019-2013)

Below is the exam analysis of the number of UPSC Mains Science and Technology Questions asked Year-Wise from 2019- 2013. Candidates can also download the UPSC Previous Year Question Papers PDF to practice and revise the subject thoroughly.

Science and Tech PYQ UPSC Mains
Science and Technology Questions in UPSC Mains 2019	Q1. How is the Government of India protecting traditional knowledge of medicine from patenting by pharmaceutical companies? Q2. What is India’s plan to have its own space station and how will it benefit our space programme? Q3. How can Biotechnology help to improve the living standards of farmers? Q4. Give an account of the growth and development of nuclear science and technology in India. What is the advantage of a fast breeder reactor programme in India?
UPSC Mains Questions on Science and Technology 2018	Q1. Discuss the work of ‘Bose-Einstein Statistics’ done by Prof. Satyendra Nath Bose and show how it revolutionized the field of Physics. Q2. With growing energy needs should India keep on expanding its nuclear energy programme? Discuss the facts and fears associated with nuclear energy. Q3. Why is there so much activity in the field of biotechnology in our country? How has this activity benefitted the field of biopharma?
UPSC Mains Science and Technology Questions 2017	Q1. India has achieved remarkable successes in unmanned space missions including the Chandrayaan and Mars Orbiter Mission, but has not ventured into manned space missions, both in terms of technology and logistics? Explain critically Q2. 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?
Science and Technology Mains Questions 2016	Q1. 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? Have a look at Science and Technology UPSC Notes to stay updated with the new innovations and trending topics. Q2. What is allelopathy? Discuss its role in major cropping systems of irrigated agriculture. Q3. 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.
Science and Technology PYQ UPSC Mains 2015	Q1. 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. Q2. To what factors can the recent dramatic fall in equipment costs and tariff of solar energy be attributed? What implications does the trend have for the thermal power producers and the related industry? Q3. Discuss the advantage and security implications of cloud hosting of servers vis-a-vis in-house machine-based hosting for government businesses. Q4. 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 of making this database publicly available under open-source licensing. Q5. How can the ‘Digital India’ programme help farmers to improve farm productivity and income? What steps has the Government taken in this regards? Q6. 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.
Science and Technology Questions in UPSC Mains 2014	Q1. 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. Q2. 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. Q3. 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.
UPSC Science and Technology Questions 2013	Q1. How does 3D printing technology work? List out the advantages and disadvantages of the technology. Q2. What do you understand by Fixed-Dose drug Combinations (FDCs)? Discuss their merits and demerits. Q3. What is an FRP composite material? How are they manufactured? Discuss their application in the aviation and automobile industries. Q4. Bringing out the circumstances in 2005 which forced an amendment to the section 3(d) in Indian Patent Law, 1970, discuss how it has been utilized by the Supreme Court in its judgement in rejecting Novartis’ patent application for ‘Glivec’. Discuss briefly the pros and cons of the decision. Q5. What is a digital signature? What does its authentication mean? Give various salient built-in features of a digital signature.

Topics Asked in Science and Technology PYQ UPSC Mains

As per the analysis of Science and Technology previous year questions UPSC Mains, the following topics have been often asked, and aspirants should focus on them for the approaching exam.

• Nanotechnology
• Science-based technologies
• Biotechnology
• Nuclear science and technology
• Traditional knowledge of medicine
• Antibiotics

How to Prepare Science and Technology Previous Year Questions UPSC Mains?

To prepare for Science and Technology UPSC Mains Questions, it is significant to understand the basic concept of different topics included under the subject. Below are some of the most useful tips a candidate should remember while preparing for the examination.

• It is essential to comprehensively read the NCERT books to clear one’s basic knowledge; topics are very well explained in NCERT textbooks with simple terminologies.
• While reading, students should prepare handy notes that are extremely valuable during last-minute revision.
• Aspirants should constantly check out daily news analysis to learn what is trending in the Science and Technological domain.
• Candidates who choose Science subjects as UPSC Optional subjects should follow a concrete strategy to understand and apply the ideas even in critical questions.
• To understand the question trends, students should check and practice UPSC question papers of at least last 8 to 10 years.

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