UPSC Science & Technology Questions
143 questions with explanations
Which of the following statements is/are correct? Viruses can infect 1. bacteria 2. fungi 3. plants Select the correct answer using the code given below:
With reference to ‘LiFi’, recently in the news, which of the following statements is/are correct? 1. It uses light as the medium for high-speed data transmissio…
Consider the following statements: The Mangalyaan launched by ISRO 1. is also called the Mars Orbiter Mission 2. made India the second country to have a spacecr…
With reference to ‘AstroSat’, the astronomical observatory launched by India, which of the following statements is/are correct? 1. Other than the USA and Russia…
Consider the following statements: 1. In November, 2006, DRDO successfully conducted the interception test using Prithvi-II missile. 2. Prithvi-II is a surface-…
In the context of the developments in Bioinformatics, the term ‘transcriptome’, sometimes seen in the news, refers to
With reference to the use of nanotechnology in the health sector, which of the following statements is/are correct? 1. Targeted drug delivery is made possible b…
With reference to the use of nanotechnology in the health sector, which of the following statements is/are correct? 1. Targeted drug delivery is made possible b…
In the context of modern scientific research, consider the following statements about ‘IceCube’, a particle detector located at South Pole, which was recently i…
With reference to ‘Near Field Communication (NFC) Technology’, which of the following statements is/are correct? 1. It is a contactless communication technology…
Which of the following is/are the example/examples of chemical change? 1. Crystallization of sodium chloride 2. Melting of ice 3. Souring of milk Select the cor…
Consider the following pairs: Vitamin Deficiency Disease 1. Vitamin C Scurvy 2. Vitamin D Rickets 3. Vitamin E Night blindness Which of the pairs given above is…
Which of the following is/are the example/examples of chemical change? 1. Crystallization of sodium chloride 2. Melting of ice 3. Souring of milk Select the cor…
Which of the following is/are the example/examples of chemical change? 1. Crystallization of sodium chloride 2. Melting of ice 3. Souring of milk Select the cor…
In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person? 1. Iris scanning 2. Retinal scanning 3. Vo…
Which of the following pairs is/are correctly matched? Spacecraft | Purpose 1. Cassini-Huygens | Orbiting the Venus and transmitting data to the Earth 2. Messen…
With reference to Agni-IV Missile, which of the following statements is/are correct? 1. It is a surface-to-surface missile. 2. It is fuelled by liquid propellan…
The known forces of nature can be divided into four classes, viz., gravity, electromagnetism, weak nuclear force and strong nuclear force. With reference to the…
The efforts to detect the existence of Higgs boson particles have become frequent news in the recent past. What is/are the importance/importance of discovering …
Rainbow is produced when sunlight falls on drops of rain. Which of the following physical phenomena are responsible for this? 1. Dispersion 2. Refraction 3. Int…