Railway GK Questions 2026

Thiamin (thiamine) is vitamin B1, a water-soluble vitamin that helps the body turn carbohydrates into energy and keeps the nerves and heart working well.

Milk of magnesia is a milky white suspension of magnesium hydroxide, Mg(OH)2, in water. It is a mild base, so it neutralises the extra hydrochloric acid in the stomach that causes acidity and heartburn; the reaction gives magnesium chloride and water.

In 1831 the British scientist Michael Faraday showed that a changing magnetic field produces an electric current in a nearby coil.

Calcium oxychloride (CaOCl2) is bleaching powder, and the chlorine it releases removes colour from cotton and linen in the textile industry.

When coal, petrol or diesel burn with too little oxygen, the burning is incomplete and gives out carbon monoxide, soot and unburnt hydrocarbons, the worst pollutants from vehicles and power plants.

In this food chain grass is the producer, the impala is the herbivore and the hyena is the predator that keeps the impala population in check.

Under Section 22 of the RBI Act, 1934, the Reserve Bank has the sole right to issue banknotes in India.

The Seventh Five Year Plan (1985–90), launched under Prime Minister Rajiv Gandhi, had the slogan 'food, work and productivity'. It aimed to raise food grain production, create jobs and improve productivity, and it laid stress on modern technology.

The First Five Year Plan (1951–56) gave top priority to agriculture, irrigation and power, because India faced food shortages after Partition and needed to feed its people first.

Sambhar Lake in Rajasthan is a saltwater lake, in fact the largest inland salt lake in India, so it is the odd one out.

Western disturbances are low-pressure systems that start over the Mediterranean Sea and are carried east towards India by the westerly jet stream in winter.

In its upper course a river flows fast down steep slopes, so it cuts downward into the rock more than it spreads sideways.

The Nilgiri Hills, the 'Blue Mountains', rise where the borders of these three states meet, at the junction of the Western and Eastern Ghats.

Both are in the East Khasi Hills of Meghalaya and each gets well over 1,080 cm of rain in a year.

Seleucus, a general of Alexander who came to rule the eastern part of his empire, sent Megasthenes as his ambassador to Chandragupta Maurya's court at Pataliputra.

Jyotirao (Jyotiba) Phule founded the Satya-Shodhak Samaj, the 'Society of Seekers of Truth', on 24 September 1873 in Pune. The Samaj fought caste discrimination and worked for the education and rights of Shudras, Dalits and women, without the help of priests.

He was Bimbisara's son and took the throne of Magadha after him in the Haryanka dynasty. Bimbisara, a contemporary of the Buddha, built Magadha's power through marriage alliances and the conquest of Anga, with Rajagriha as his capital.

Most of Ashoka's edicts were written in Prakrit, the language people spoke, in the Brahmi script, so that ordinary subjects could understand his message of Dhamma.

The 42nd Amendment Act, 1976 changed so many parts of the Constitution that it is called the 'Mini Constitution'. It was passed during the Emergency under Indira Gandhi's government on the recommendation of the Swaran Singh Committee.

The 74th Amendment Act, 1992 gave Municipalities constitutional status and made the State Election Commission responsible for their elections. It added Part IXA (Articles 243P to 243ZG) and the Twelfth Schedule with 18 subjects for urban local bodies.