State Exams GK Questions 2026

A red blood cell lives about one hundred and twenty days. As it ages its membrane grows stiff, and the narrow winding channels of the spleen trap such cells so that the macrophages lining them can break the cells down and salvage the iron of their haemoglobin.

The heartbeat is not started by a nerve from the brain; the heart generates its own rhythm, and the patch of specialised tissue that does so fastest sets the pace for the rest.

In the ABO system the antigens sit on the surface of the red blood cell and the antibodies float in the plasma.

An artery is defined by direction, not by the kind of blood it holds: it carries blood away from the heart.

The nephron is the structural and functional unit of the kidney, and each human kidney holds about one million of them.

A reef building coral polyp lives in a close partnership with single celled algae called zooxanthellae that live inside its own tissue.

In the tundra only a thin upper layer of the ground thaws in the brief summer; below it the soil stays frozen through the year, and this permanently frozen subsoil is called permafrost.

Succession is a directional process: each community changes the place a little, making it fit for the next, until a community arrives that is in balance with the climate of the region and can replace itself generation after generation without being replaced by another.

Primary succession starts on a surface that has never held life, a cooled lava flow, a bare rock or a fresh sand dune, and the slowest part of the whole process there is the making of soil: rock has to be weathered grain by grain and organic matter has to…

A bare rock offers no soil, almost no water and no shelter, and only an organism that can survive long spells of drying and can hold on to bare stone can settle there.

The temperate grassland is the same biome the world over, short nutritious grass with almost no tree, but each continent gives it a local name, and the pairs are asked directly in examinations.

The taiga forms an almost unbroken belt of needle leaved softwood trees, mainly pine, spruce, fir and larch, right across the northern parts of Canada, Scandinavia and Siberia, and this belt covers a greater area of land than any other biome.

The savanna is a tropical grassland with tall coarse grass and scattered flat topped trees, and its wet season produces an enormous crop of grass.

Kyushu is one of the four main islands of the Japanese archipelago and is of volcanic origin, built by the eruptions of an island arc where one plate dives beneath another; Mount Aso on it has one of the largest volcanic calderas in the world.

The Great Barrier Reef stretches for well over two thousand kilometres along the Queensland coast in the Coral Sea, off the north eastern shore of Australia, and is the largest structure on earth built by living organisms.

The Goa, Daman and Diu Reorganisation Act of 1987 raised Goa from a union territory to a full state with effect from the thirtieth of May 1987, making it the twenty-fifth state of the Union, while Daman and Diu continued as a separate union territory.

The State of Nagaland Act of 1962 gave effect to an agreement with Naga leaders and brought the new state into being on the first of December 1963, carved out of Assam; Article 371A was inserted in the Constitution to give Nagaland special provisions covering Naga customary law and land.

Bihar Diwas recalls the twenty-second of March 1912, when Bihar was separated from the Bengal Presidency and constituted as a province of its own, along with Orissa; the two were separated from each other later.

The date carries a double significance for Karnataka. The States Reorganisation Act of 1956 brought the Kannada speaking areas together as an enlarged state on the first of November 1956, though it was then called Mysore State; and it was again on the first of November, in 1973, that the…

Sikkim's entry into the Union came in two steps. The Thirty-fifth Amendment of 1974 first made it an associate state, a status created for it alone.