UPSC Prelims 2018 · GS Paper I

Science questions from UPSC 2018

Review every Science question in the 2018 paper with its answer and study explanation, then launch the same set under timed exam conditions.

Topic distribution

Science & Technology · 3Advanced Manufacturing · 1Biotechnology · 1Cybersecurity · 1Digital Public Infrastructure · 1Emerging Technologies · 1International Relations · 1

All 2018 Science questions

Open any question for the full options, answer, explanation, and syllabus metadata.

How answers are prepared
  1. Question 1 · Digital Public Infrastructure

    The identity platform 'Aadhaar' provides open "Application Programming Interfaces (APIs)". What does it imply? 1. It can be integrated into any electronic device. 2. Online authentication us...

  2. Question 2 · Science & Technology

    In which of the following areas can GPS technology be used? 1. Mobile phone operations 2. Banking operations 3. Controlling the power grids Select the correct answer using the code given bel...

  3. Question 3 · Emerging Technologies

    When the alarm of your smartphone rings in the morning, you wake up and tap it to stop the alarm which causes your geyser to be switched on automatically. The smart mirror in your bathroom s...

  4. Question 4 · Science & Technology

    Consider the following pairs: Terms sometimes seen in news : Context/Topic 1. Belle II experiment : Artificial Intelligence 2. Blockchain technology : Digital/Cryptocurrency 3. CRISPR - Cas9...

  5. Question 5 · International Relations

    In the Indian context, what is the implication of ratifying the 'Additional Protocol' with the 'International Atomic Energy Agency (IAEA)'?

  6. Question 6 · Biotechnology

    With reference to the Genetically Modified mustard (GM mustard) developed in India, consider the following statements: 1. GM mustard has the genes of a soil bacterium that give the plant the...

  7. Question 7 · Cybersecurity

    The terms 'WannaCry, Petya and EternalBlue' sometimes mentioned in the news recently are related to

  8. Question 8 · Science & Technology

    What is "Terminal High Altitude Area Defense (THAAD)", sometimes seen in the news?

  9. Question 9 · Advanced Manufacturing

    "3D printing" has applications in which of the following? 1. Preparation of confectionery items 2. Manufacture of bionic ears 3. Automotive industry 4. Reconstructive surgeries 5. Data proce...