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Focus: GS-II International Relations Why in news? The US administration said it was extending the 60-day ban on immigration and non-immigrant worker visas till the end of 2020. Popular work visas including the much-coveted H-1B and H-2B, and certain categories of H-4, J, and L visas shall also remain suspended until December 31, 2020. Trump […]

All about ACE2 — Enzyme makes men vulnerable to Covid-19

What is ACE2? ACE2 is an enzyme molecule that connects the inside of our cells to the outside via the cell membrane. In normal physiology, another enzyme called ACE alters a chemical, Angiotensin I, and converts it into Angiotensin II, which causes blood vessels to constrict. The tightening of the blood vessels leads to an […]

Constitutional changes in Jammu and Kashmir for UPSC Prelims

J&K UT geography: The new J&K Union Territory will comprise the territories of current Jammu and Kashmir regions Law and order will remain with the Centre, which now also has the power to declare financial emergency under Article 360 in the state LG replaces Governor: The Governor of current J&K will be the Lt Governor […]

Constitutional position of President of India for UPSC Exam

As per question asking the constitutional position of the President ,the constitution of India says. Article 52 said that there shall be a President of India and he will be the first citizen of India. Article 53 said that all the executive power of the Union shall be vested in the President and he is the supreme power […]

Herd Immunity coronavirus for UPSC Exam

What is herd immunity ? The concept of herd immunity is typically described in the context of a vaccine. When enough people are vaccinated, a pathogen cannot spread easily through the population. If you are infected with measles but everyone you interact with has been vaccinated, transmission will be stopped in its tracks. Herd immunity […]

Plasma Therapy for Corona / Covid-19 for UPSC Exam

Why in news? Several countries, including India, are seriously looking at plasma therapy as a potential treatment for Covid-19, the disease caused by the novel coronavirus. Plasma therapy uses blood donated by recovered patients to introduce antibodies in those under treatment. After China and the US, India has given a go ahead for framing a […]

Aircrafts and Military Exercise for UPSC Exam

Apache Helicopter Eight US made Apache AH-64E stealth attack helicopters, has been inducted into IAF. The IAF has signed a contract with ‘The Boeing’ and the US government for 22 Apache attack helicopters. Apache is the most advanced multi-role heavy attack helicopter in the world. It’s modern capabilities includes, fire-and-forget, anti-tank missiles, air-to-air missiles, rockets, […]

Indian Submarines and Naval Ships for UPSC Exam

Project 75 India P75I was first cleared in 2007, but lay dormant until now after undergoing numerous changes. The P75I project is part of a 30-year submarine building plan that ends in 2030. The project cost is about Rs. 45,000 crore. As part of this plan, India was to build 24 submarines — 18 conventional […]

Indian Space Missions for UPSC Exam

GSAT-30 Why in news? Recently, the Indian Space Research Organisation (ISRO) has launched telecommunication satellite GSAT-30 into a Geosynchronous Transfer Orbit (GTO) from Kourou launch base, French Guiana by European Ariane-5 VA-251. Details: GSAT-30 satellite will replace INSAT-4A which was launched in 2005. A European communication satellite named EUTELSAT KONNECT was also launched with GSAT-30. GSAT-30 derives its heritage from ISRO’s earlier INSAT/GSAT satellite series and will replace INSAT-4A in […]