CDS GK Questions 2026

The focus, also called the hypocentre, is the point inside the earth where the energy of an earthquake is first released and from where its waves start.

In myopia, or short-sightedness, a person sees near objects clearly but distant objects look blurred because their image forms in front of the retina.

The Lekhapaddhati is a collection of model legal and administrative documents from Gujarat, compiled around the thirteenth century. The text gives sample forms of documents that scribes used: land grants, sale deeds, loan bonds, mortgage papers, treaties between kings, and letters of appointment.

Where evapotranspiration is much greater than rainfall, water moves upward in the soil and calcium carbonate builds up near the surface.

Bhanumati is Chakrapanidatta's commentary on the Sushruta Samhita, the classical Indian text on surgery. Chakrapanidatta was a physician of eleventh-century Bengal, in the time of the Pala kings.

The Palar and the Pennar rise on the Karnataka plateau and flow east into the Bay of Bengal, while the Periyar and the Kalinadi flow west into the Arabian Sea.

These are the words of the Nobel committee's citation for Jimmy Carter, who received the Nobel Peace Prize in 2002.

In his famous Railway Minute of 1853, Governor-General Lord Dalhousie argued for a network of trunk railway lines, stressing their value for moving troops quickly.

The Luddites demanded a minimum wage and the right to form trade unions, while they opposed machinery that took away their work.

Two miscible liquids that form a homogeneous mixture are separated by distillation, which uses the difference in their boiling points.

Koradi Thermal Power Station stands at Koradi, a few kilometres north of Nagpur city in Maharashtra. The plant is run by MAHAGENCO, the Maharashtra State Power Generation Company, and burns coal from the mines of the Vidarbha region.

Olympe de Gouges wrote this in her Declaration of the Rights of Woman and the Female Citizen in 1791. Olympe de Gouges was a French writer and one of the most active women of the French Revolution.

The Venetian merchant Nicolo de Conti visited Vijayanagara around 1420, during the reign of Deva Raya I. Conti travelled widely in Asia and later told his story to the papal secretary Poggio Bracciolini, who wrote it down in Latin.

The Karachi session of March 1931 adopted the resolution on Fundamental Rights and National Economic Programme, which gave the State this role.

The Pacific Plate is one of the seven major lithospheric plates and the largest of them all. The earth's lithosphere is broken into rigid plates that move over the softer asthenosphere.

The urinary bladder is a hollow muscular sac made of smooth muscle and a stretchable lining; it has no cartilage.

With an average density of about 5.51 grams per cubic centimetre, Earth is the densest planet of the solar system.

An electric generator converts mechanical energy into electrical energy and so produces electric current. A generator works on electromagnetic induction, discovered by Michael Faraday in 1831.

Jyotirao Phule founded the Satyashodhak Samaj in Pune on 24 September 1873. The Samaj worked for the rights of the lower castes, women and peasants, and rejected the authority of priests and the caste hierarchy.

For lenses in contact the powers simply add, and here they are +2 D and +4 D. The power of a lens is the reciprocal of its focal length in metres, P = 1/f, and its unit is the dioptre.