NDA GK Questions 2026

Going from east to west, the order is Kosi, Gandak, Ghaghara and Gomti. All four join the Ganga from the north.

Gravitational force varies inversely with the square of the distance, so doubling the distance cuts the force to one-fourth.

Iodine is a non-metal, yet its solid crystals have a shiny, metallic lustre, which makes it the standard exception taught in school chemistry.

The damage an earthquake does depends on how strongly the ground shakes and on what, and who, stands on it, not on the region's climate.

UN peacekeeping troops wear light blue helmets or berets, which is why they are called the Blue Helmets. Peacekeepers are military, police and civilian personnel sent by member countries to serve in missions authorised by the UN Security Council.

Antarctica is bigger than Europe and, because of its thick ice sheet, it stands higher on average than any other continent.

As Governor-General he introduced the Permanent Settlement in Bengal, Bihar and Orissa in 1793. Under the Permanent Settlement the zamindars were recognised as owners of the land and the revenue they had to pay the Company was fixed for ever.

Article 124(2) says that every Judge of the Supreme Court shall be appointed by the President by warrant under his hand and seal.

The Rajya Sabha is a permanent body and is not subject to dissolution at all, by the President or anyone else.

The cervix is the narrow lower neck of the uterus and belongs to the female reproductive system. In the male, sperms are made in the testes, which lie in the scrotum outside the body because sperm formation needs a temperature a little lower than body temperature.

Sleet is a form of precipitation, frozen raindrops or a mix of rain and snow that falls from clouds, not a form of condensation.

Among the options it is the only vitamin made by bacteria; no plant or animal cell can make it, so bacteria, including those in the gut, are its source.

New York, with its urban agglomeration, became the first city to cross a population of 10 million, around 1950. A megacity is an urban agglomeration with more than 10 million people, the threshold used by the United Nations.

He painted The Last Supper on a wall of the refectory of the convent of Santa Maria delle Grazie in Milan between about 1495 and 1498.

Using v² = u² + 2as with u = 12 m/s, v = 0 and s = 45 m gives a = −144 ÷ 90 = −1.6 m/s².

The human brain has three main parts: the fore-brain, the mid-brain and the hind-brain. The hind-brain consists of the pons, the medulla and the cerebellum.

In the Table of Precedence the Vice President is second, the Prime Minister third, Governors within their States fourth, and the Speaker of the Lok Sabha sixth.

The mass of the solution is 20 g + 180 g = 200 g, and 20 g of salt in 200 g of solution is 10 per cent.

On the winter solstice the Sun is overhead at the Tropic of Capricorn, so the Northern Hemisphere has its shortest day and longest night.

It was formed in Calcutta in October 1851 by merging the Landholders' Society and the Bengal British India Society. The British Indian Association was led by zamindars of Bengal such as Radhakanta Deb, its first president, with Debendranath Tagore as secretary.