RRB Group D GK Questions 2026

The correct answer is B, Antoine Lavoisier, the French chemist who showed by careful weighing in closed vessels that the total mass of the products of a reaction is exactly equal to the total mass of the reactants, so that matter is neither created nor destroyed in a chemical change.

The Desert Festival is held at Jaisalmer in the month of Magh, in the cool season, with camel races, turban tying competitions, folk music and dance in the sands near the Sam dunes, and it is among the best known tourism events of the state.

The Mallinath cattle fair is held at Tilwara in Barmer district in the month of Chaitra, on the bank of the Luni, and it is the great horse fair of Rajasthan, where animals of the Malani breed are bought and sold; it is named after the folk hero Rao Mallinath.

The dargah of Khwaja Moinuddin Chishti, the founder of the Chishti order in India, is at Ajmer, and the Urs held there in the Islamic month of Rajab is the largest Muslim gathering in Rajasthan, attended by pilgrims of many faiths.

The Elephant Festival is held at Jaipur around Holi, with decorated elephants in procession, and it is one of the tourism festivals promoted by the state.

Gangaur is the worship of Gauri, that is Parvati, with Ishar, that is Shiva, and the name itself joins Gan for Shiva with Gaur for Gauri.

The temple of Karni Mata at Deshnok, about thirty kilometres from Bikaner city, is famous for the rats that live in it and are regarded as sacred, and fairs are held there during the Navratras of Chaitra and of Ashwin.

Gogaji, worshipped across Rajasthan as the deity who protects against snakes, has his principal shrine at Gogamedi in Hanumangarh district, and the fair there is held in the month of Bhadrapad on Gogaji Navami.

The shrine of Baba Ramdev is at Ramdevra, also called Runicha, in the Pokhran tehsil of Jaisalmer district, and the fair there is held in the month of Bhadrapad, drawing pilgrims of every community, since Ramdev is honoured as the saint of the oppressed.

The Baneshwar fair is held in Magh at the Baneshwar temple in Dungarpur district, where the Som meets the Mahi, and because the Bhils of the region gather there in very large numbers it is called the Kumbh of the tribals; it combines the worship of Shiva with the Vaishnav…

The Pushkar fair is held at Pushkar in Ajmer district on the full moon of the month of Kartik, beside the Pushkar lake and the Brahma temple, and it is both a bathing fair and the state's most famous camel and cattle market.

The Satavahanas of the Deccan issued coins mainly in lead and in potin, an alloy of copper with tin, lead and zinc, and some of their issues carry a two-masted ship, which historians read as evidence of their sea-borne trade on the eastern coast.

With effect from 1 April 1957 the rupee ceased to be divided into sixteen annas and sixty-four pice and was divided instead into one hundred units, called naye paise at first and, from 1964, simply paise.

The Arthashastra of Kautilya describes a large body of superintendents, and the Lakshanadhyaksha was the superintendent of the mint, responsible for striking coins of the prescribed weight and alloy.

These coins show a king with the Lichchhavi princess Kumaradevi on one face and a seated goddess with the legend Lichchhavayah on the other, and they are conventionally attributed to Chandragupta I, whose marriage to her strengthened the early Gupta state; some scholars believe his son struck them in his…

Gupta gold coins, called dinara, survive in greater numbers than those of any other ancient Indian dynasty, and their types form a gallery of royal images: the King and Queen type, the Ashvamedha and Lyrist types of Samudragupta, and the Archer and Chakravikrama types of Chandragupta II.

Jahangir struck a celebrated series of gold and silver coins showing the twelve signs of the zodiac, and another series carrying his own portrait, which is unusual in Islamic coinage; he also issued coins in the name of Nur Jahan.

As part of his reform of the currency he issued a silver coin of about one hundred and seventy-eight grains called the rupiya, together with a copper dam and a gold mohur, and fixed their rates of exchange.

In 1329 or 1330 he issued brass and copper tokens declared to be worth a silver tanka.

Iltutmish gave the Delhi Sultanate its standard coinage by issuing the silver tanka and the copper jital, with purely Arabic legends and the name of the mint, and this pair remained the basis of Sultanate currency.