Science questions from UPSC 2022

Question 1 · Science & Technology

With reference to polyethylene terephthalate, the use of which is so widespread in our daily lives, consider the following statements : 1. Its fibres can be blended with wool and cotton fibr...

Question 2 · Space Technology

Which one of the following statements best reflects the idea behind the "Fractional Orbital Bombardment System" often talked about in media ?

Question 3 · Microbiology

Consider the following statements : 1. Biofilms can form on medical implants within human tissues. 2. Biofilms can form on food and food processing surfaces. 3. Biofilms can exhibit antibiot...

Question 4 · Blockchain Technology

With reference to Non-Fungible Tokens (NFTs), consider the following statements : 1. They enable the digital representation of physical assets. 2. They are unique cryptographic tokens that e...

Question 5 · Internet Technology

With reference to Web 3.0, consider the following statements : 1. Web 3.0 technology enables people to control their own data. 2. In Web 3.0 world, there can be blockchain based social netwo...

Question 6 · Information Technology

With reference to "Software as a Service (SaaS)", consider the following statements : 1. SaaS buyers can customise the user interface and can change data fields. 2. SaaS users can access the...

Question 7 · Biotechnology

Consider the following statements : DNA Barcoding can be a tool to : 1. assess the age of a plant or animal. 2. distinguish among species that look alike. 3. identify undesirable animal or p...

Question 8 · Human Biology

Which one of the following statements best describes the role of B cells and T cells in the human body ?

Question 9 · Digital India Initiatives

Consider the following : 1. Aarogya Setu 2. CoWIN 3. DigiLocker 4. DIKSHA Which of the above are built on top of open-source digital platforms ?

Question 10 · Quantum Technology

Which one of the following is the context in which the term "qubit" is mentioned ?

Question 11 · Nanoscience and Nanotechnology

Consider the following statements : 1. Other than those made by humans, nanoparticles do not exist in nature. 2. Nanoparticles of some metallic oxides are used in the manufacture of some cos...

Question 12 · Science & Technology

Consider the following statements in respect of probiotics : 1. Probiotics are made of both bacteria and yeast. 2. The organisms in probiotics are found in foods we ingest but they do not na...

Question 13 · Biotechnology

In the context of vaccines manufactured to prevent COVID-19 pandemic, consider the following statements : 1. The Serum Institute of India produced COVID-19 vaccine named Covishield using mRN...

Question 14 · Information and Communication Technology (ICT)

Consider the following communication technologies : 1. Closed-circuit Television 2. Radio Frequency Identification 3. Wireless Local Area Network Which of the above are considered Short-Rang...

Question 15 · Space Science

If a major solar storm (solar flare) reaches the Earth, which of the following are the possible effects on the Earth ? 1. GPS and navigation systems could fail. 2. Tsunamis could occur at eq...