RRB Group D GK Questions 2026

Kabaddi was included as a regular medal event at the eleventh Asian Games held at Beijing in 1990, and India won the first gold medal awarded in the sport.

A raider gets thirty seconds from the moment of entering the opposing half, and the raid must end with a return across the mid line within that time, or the raider is declared out.

When a team succeeds in putting all seven players of the opposing side out, the whole opposing team is revived and the scoring team is awarded two extra points; this achievement is called a lona, sometimes spelt lona or lobh in older rule books.

Kabaddi, known there as ha-du-du, was declared the national game of Bangladesh after the country's independence, and it is the single most asked fact about the sport in competitive papers.

A kabaddi side fields seven players at a time and keeps five substitutes, so the squad named for a match is twelve.

Sultan Mehmed the Second captured Constantinople in 1453, ending the Byzantine or Eastern Roman empire, and the city became the Ottoman capital under the name Istanbul.

Apollo 11 landed on the Moon on 20 July 1969, and Neil Armstrong became the first person to set foot on its surface, followed by Buzz Aldrin, while Michael Collins stayed in the command module in orbit.

The Berlin Wall, built in 1961 to stop movement from East Berlin to West Berlin, was opened and then demolished by crowds on both sides from 9 November 1989, and its fall is the symbol of the collapse of communist rule in eastern Europe.

The Soviet cosmonaut Yuri Gagarin orbited the Earth once aboard Vostok 1 on 12 April 1961, becoming the first human being in space; the day is observed as the International Day of Human Space Flight.

The United Nations Charter came into force on 24 October 1945 once it had been ratified by the five permanent members of the Security Council and a majority of the other signatories, and that date is observed every year as United Nations Day.

A Paris crowd attacked and captured the Bastille, a royal fortress and prison that stood for the arbitrary power of the Bourbon monarchy, on 14 July 1789, and that day is taken as the start of the French Revolution; France keeps it as its national day, known as Bastille Day.

The Great Depression began with the crash of the New York stock market in October 1929, remembered through Black Thursday and Black Tuesday of that month.

Little Boy was the code name of the uranium fission bomb dropped by the United States on the Japanese city of Hiroshima on 6 August 1945, the first use of a nuclear weapon in war.

The Treaty of Versailles was signed on 28 June 1919 in the Hall of Mirrors at the Palace of Versailles and formally ended the First World War between Germany and the Allied powers.

Napoleon Bonaparte seized power in November 1799 in the coup that overthrew the Directory, and he became First Consul of France, which is the point at which the French Revolution is usually said to have ended; he crowned himself emperor five years later, in 1804.

Napoleon Bonaparte was finally defeated on 18 June 1815 at Waterloo in present-day Belgium by the allied armies led by the Duke of Wellington and the Prussian commander Blucher.

The Eiffel Tower was completed in Paris in 1889, a hundred years after the storming of the Bastille in 1789, and it served as the entrance arch of the World's Fair held that year to mark the centenary of the French Revolution.

A gram of fat yields about nine kilocalories, more than twice the yield of carbohydrate or protein, because its carbon chains are far less oxidised to begin with; this is also why fat is the body’s store of energy and why fatty food is called energy dense.

Iodine is needed to make thyroxine, the hormone of the thyroid gland; when the supply is short the gland works harder and enlarges into the swelling at the front of the neck called goitre, and in an infant the same shortage stunts growth and mental development as cretinism.

Kwashiorkor appears when a child gets enough calories but far too little protein, typically after being weaned onto a starchy gruel; the signs are swelling of the feet and face, a distended belly, thin and discoloured hair and an apathetic look, while the muscles are not severely wasted.