S&T for Prelims Archives

Network for Space Objects Tracking and Analysis (NETRA) project – UPSC Prelims

Network for Space Objects Tracking and Analysis (NETRA) project: Project NETRA is an initiative by ISRO which is an early warning system in space to detect debris and hazards to the Indian satellites. Under this project, ISRO plans to put up many observational facilities like telescopes, connected radars, data processing units, and a control centre. …

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Tick Infestation – UPSC Prelims

Prelims / Health for Prelims, S&T for Prelims

Tick Infestation: The Ticks are harmful blood sucking parasites severely affect productivity of dairy animals and a major economic impediment, welfare concern in dairy farming. Tick-Borne Pathogens (TBP) are a major source of production loss and a welfare concern in livestock across the globe. This causes tick worry, loss of appetite among animals causing reduction in milk production, thereby lessening farmers’ …

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Corner-Shot Weapon System (CSWS) – UPSC Prelims

Prelims / Defense for Prelims, S&T for Prelims

Corner-Shot Weapon System (CSWS): A corner-shot weapon system (CSWS) is designed and developed by the Defence Research and Development Organization (DRDO). It is at an advanced stage of being inducted by the Central Reserve Police Force (CRPF) and the Jammu and Kashmir police. The CSWS is a special purpose weapon designed by the Armament Research …

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T Cells – UPSC Prelims

Prelims / Health for Prelims, S&T for Prelims

T Cells: T cells are a part of the immune system that focuses on specific foreign particles. T cells circulate until they encounter their specific antigen and play a critical part in immunity to foreign substances. T cells can act as “killer cells”, attacking cells which have been infected with a virus or another kind …

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Artemis I – UPSC Prelims

Prelims / S&T for Prelims, Space for Prelims

Artemis I: It is an uncrewed space mission by NASA. It is the first of NASA’s deep space exploration systems. The spacecraft will be launched through a Space Launch System (SLS) rocket, which is the most powerful rocket in the world. The SLS rocket has been designed for space missions beyond low-earth orbit and can carry crew …

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ExoMars – UPSC Prelims

Prelims / S&T for Prelims, Space for Prelims

ExoMars: It is a two-stage mission: First Stage: Its first mission launched atop a Proton-M rocket in 2016 and consisted of the European Trace Gas Orbiter and test lander called Schiaparelli. The orbiter was successful while the test lander failed during its descent to Mars. Second Stage: It comprises a rover and surface platform. This second part of the …

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Kamikaze Drones – UPSC Prelims

Prelims / Defense for Prelims, S&T for Prelims

Kamikaze Drones: It is also called Switchblade drones. These are small unmanned aircraft that are packed with explosives that can be flown directly at a tank or a group of troops that are destroyed when it hits the target and explodes. They are called Switchblade because their bladelike wings spring out on launch. The drones have the capability of …

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Corbevax – UPSC Prelims

Prelims / Health for Prelims, S&T for Prelims

Corbevax: Corbevax is a protein-based vaccine manufactured by Biological E Ltd. Spike protein production: The spike protein is grown in yeast cells. Working: The subunit vaccine contains a harmless S protein. Once the immune system recognizes the protein, it produces antibodies to fight infection and is less likely to trigger adverse reactions. Corbevax has been …

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Maternal Mortality Rate – UPSC Prelims

Prelims / Health for Prelims, S&T for Prelims

What is Maternal Mortality? According to WHO, Maternal Mortality is death of a woman while pregnant or within 42 days of termination of pregnancy, irrespective of the duration and site of the pregnancy, from any cause related to or aggravated by the pregnancy or its management but not from accidental or incidental causes. What is …

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MANPADS – UPSC Prelims

Prelims / Defense for Prelims, S&T for Prelims

What are MANPADS? Short-range, lightweight, and portable surface-to-air missiles that may be fired by individuals or small groups to kill aeroplanes or helicopters are known as Man-Portable Air-Defense Systems. They aid in the protection of troops from aerial attacks and are particularly efficient against low-flying aircraft. Man-Portable Anti-Tank Systems, or MANPATs, are identical but are used …

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