Railway GK Questions 2026

NPCI was incorporated in 2008 as a not for profit company under Section 25 of the Companies Act, 1956 to act as the umbrella organisation for all retail payment systems in India, and it began by taking over the National Financial Switch the following year.

Under the Act of 1999 a registered geographical indication, and the entry of an authorised user, is valid for ten years and may be renewed for further periods of ten years without limit, so a GI can last for ever if renewal is applied for in time.

Muga is reared on som and soalu trees in the Brahmaputra valley, and its thread has a natural golden sheen that grows brighter with washing; it is used for the mekhela chador and holds a GI in the name of Assam.

Madhubani, also called Mithila painting, comes from the Mithila region of northern Bihar, where women painted the walls and floors of the marriage chamber with natural colours, gods, fish, bamboo and the sun and moon, filling every gap with pattern.

Channapatna, a town between Bengaluru and Mysuru, is called the toy town of India; its artisans turn soft ivory wood on a lathe and finish it with lac and vegetable colours, and the toys carry a GI.

Masulipatnam, the port town of coastal Andhra Pradesh, was the great centre of the painted and block printed cotton that European traders bought as chintz, and the same town is still one of the two homes of kalamkari.

In Patola weaving the yarn of both the warp and the weft is tied and dyed before weaving, so the motif is built up from the threads themselves and looks the same from either side; Patan in north Gujarat is its historic centre and the craft carries a GI.

Bidriware takes its name from Bidar, a town in northern Karnataka, where craftspersons cast an alloy of zinc and copper, engrave it, inlay pure silver wire and then rub the surface with a special soil that turns the alloy deep black while the silver stays bright.

Every GI application in India is filed at the Geographical Indications Registry in Chennai, which functions under the Controller General of Patents, Designs and Trade Marks in the Department for Promotion of Industry and Internal Trade.

Parliament passed the Geographical Indications of Goods (Registration and Protection) Act in 1999 to meet India's obligation under the TRIPS Agreement of the World Trade Organization, and the Act was brought into force on 15 September 2003.

After the Geographical Indications of Goods (Registration and Protection) Act, 1999 came into force on 15 September 2003, the tea of the Darjeeling hills was the first Indian good entered in the register, and its logo is still the best known Indian GI abroad.

In 1643 the Italian scientist Torricelli filled a long glass tube with mercury and inverted it in a dish, and the column that stayed up showed that the air outside was pressing on the mercury; that apparatus is the mercury barometer, and the unit torr is named after him.

Babbage designed the difference engine and then the analytical engine, a mechanical machine with a store, a mill and punched card input, which carried every idea of a modern general purpose computer, and he is therefore called the father of the computer.

Working at the CERN laboratory in 1989, Berners-Lee proposed a system of linked documents and wrote the first web browser and server, giving the world HTML, HTTP and the address form known as the URL.

Chadwick showed in 1932 that the radiation given off when beryllium is struck by alpha particles consists of neutral particles of about the mass of a proton, and he named them neutrons; he received the Nobel Prize in Physics for it.

Fleming noticed in 1928 that a mould of the genus Penicillium had killed the bacteria growing around it on a culture plate, and the substance he named penicillin became the first antibiotic; Florey and Chain later turned it into a usable drug and shared the Nobel Prize with him.

The Swedish chemist Alfred Nobel patented dynamite in 1867, a safe way of handling nitroglycerine, and the fortune he made from explosives endowed the Nobel Prizes, first awarded in 1901.

Bell received the patent for the telephone in 1876 and made the first call over a wire, carrying the human voice itself rather than a code.

Paul Hermann Muller is remembered for showing that DDT kills insects, work for which he received a Nobel Prize in Physiology or Medicine; vitamin D is associated with Edward Mellanby, who linked its absence to rickets, and with Adolf Windaus, who worked out its chemistry.

In 1796 Jenner showed that material from a cowpox sore protected a boy against smallpox, the first deliberate vaccination, and the word vaccine itself comes from vacca, the Latin for cow.