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Science and Technology
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2021
- Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?
- Bollgard I and Bollgard II technologies are mentioned in the context of
- Consider the following statements: 1. Adenoviruses have single-stranded DNA genomes whereas retroviruses have double-stranded DNA genomes. 2. Common cold is sometime caused by an…
- Consider the following: 1. Bacteria 2. Fungi 3. Virus Which of the above can be cultured in artificial/synthetic medium?
- In a pressure cooker, the temperature at which the food is cooked depends mainly upon which of the following? 1. Area of the hole in the lid 2. Temperature of the flame 3. Weight…
- In the context of hereditary diseases, consider the following statements: 1. Passing on mitochondrial diseases from parent to child can be prevented by mitochondrial replacement…
- The term 'ACE2' is talked about in the context of
- Triclosan, considered harmful when exposed to high levels for a long time, is most likely present in which of the following?
- Water can dissolve more substances than any other liquid because
- Which one of the following is a reason why astronomical distances are measured in light-years?
- With reference to recent developments regarding 'Recombinant Vector Vaccine', consider the following statements: 1. Genetic engineering is applied in the development of these…
- With reference to street-lighting, how do sodium lamps differ from LED lamps? 1. Sodium lamps produce light in 360 degrees but it is not so in the case of LED lamps. 2. As…
2020
- Consider the following activities: 1. Spraying pesticides on a crop field 2. Inspecting the craters of active volcanoes 3. Collecting breath samples from spouting whales for DNA…
- Consider the following statements: 1. Genetic changes can be introduced in the cells that produce eggs or sperms of a prospective parent. 2. A person's genome can be edited before…
- In India, the term "Public Key Infrastructure" is used in the context of
- In India, why are some nuclear reactors kept under "IAEA Safeguards" while others are not?
- In the context of recent advances in human reproductive technology, "Pronuclear Transfer" is used for
- The experiment will employ a trio of spacecraft flying in formation in the shape of an equilateral triangle that has sides one million kilometers long, with lasers shining between…
- What is the importance of using Pneumococcal Conjugate Vaccines in India? 1. These vaccines are effective against pneumonia as well as meningitis and sepsis. 2. Dependence on…
- When reference to carbon nanotubes, consider the following statements: 1. They can be used as carriers of drugs and antigens in the human body. 2. They can be made into artificial…
- Which of the following statements are correct regarding the general difference between plant and animal cells? 1. Plant cells have cellulose cell walls whilst animal cells do not.…
- With reference to "Blockchain Technology" consider the following statements: 1. It is a public ledger that everyone we inspect, but which no single user controls 2. The structure…
- With reference to solar water pumps, consider the following statements: 1. Solar power can be used for running surface pumps and not for submersible pumps. 2. Solar power can be…
- With reference to Visible Light Communication (VLC) technology, which of the following statements are correct? 1. VLC uses electromagnetic spectrum wavelengths 375 to 780 nm 2. VLC…
- With the print state of development, Artificial Intelligence can effectively do which of the following? 1. Bring down electricity consumption in industrial units 2. Create…
2019
- ‘RNA interference (RNAi)’ technology has gained popularity in the last few years. Why? 1. It is used in developing gene silencing therapies. 2. It can be used in developing…
- Consider the following statements: 1. According to the Indian Patents Act, a biological process to create a seed can be patented in India. 2. In India, there is no Intellectual…
- Consider the following statements: A digital signature is 1. an electronic record that identifies the certifying authority issuing it 2. used to serve as a proof of identity of an…
- Consider the following statements: The Reserve Bank of India’s recent directives relating to ‘Storage of Payment System Data’, popularly known as data diktat, command the payment…
- For the measurement/ estimation of which of the following are satellite images/remote sensing data used? 1. Chlorophyll content in the vegetation of a specific location 2.…
- In the context of digital technologies for entertainment, consider the following statements: 1. In Augmented Reality (AR), a simulated environment is created and the physical world…
- In the context of wearable technology, which of the following tasks is/are accomplished by wearable devices? 1. Location identification of a person 2. Sleep monitoring of a person…
- Recently, scientists observed the merger of giant ‘blackholes’ billions of light-years away from the Earth. What is the significance of this observation?
- The word ‘Denisovan’ is sometimes mentioned in media in reference to
- What is Cas9 protein that is often mentioned in news?
- Which of the following are the reasons for the occurrence of multi-drug resistance in microbial pathogens in India? 1. Genetic predisposition of some people 2. Taking incorrect…
- Which one of the following statements is not correct?
- With reference to communications technologies, what is/are the difference/differences between LTE (Long-Term Evolution) and VoLTE (Voice over Long-Term Evolution)? 1. LTE is…
- With reference to the recent developments in science, which one of the following statements is not correct?
2018
- "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.…
- Consider the following 1. Birds 2. Dust blowing 3. Rain 4. Wind blowing Which of the above spread plant diseases?
- Consider the following pairs:
- Consider the following statements: 1. Light is affected by gravity. 2. The Universe is constantly expanding. 3. Matter warps its surrounding space-time. Which of the above is/are…
- Consider the following statements: 1. The Food Safety and Standards Act, 2006 replaced the Prevention of Food Adulteration Act, 1954. 2. The Food Safety and Standards Authority of…
- 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…
- The terms 'WannaCry, Petya and EternalBlue' sometimes mentioned in the news recently are related to
- What is "Terminal High Altitude Area Defence (THAAD)", sometimes seen in the news?
- 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…
- With reference to India's satellite launch vehicles, consider the following statements: 1. PSLVs launch the satellite useful for Earth resources monitoring whereas GSLVs are…
- 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…