Defence GK Questions 2026

Xerophytes are plants adapted to live in deserts and other places with very little water; the Greek word "xeros" means dry.

Genetic engineering uses recombinant DNA, cloning and gene transfer, and restriction enzymes cut DNA at specific sites; but they do not unzip DNA into two strands, so statement 3 is wrong.

Itai-itai disease is caused by cadmium poisoning and was first reported in Japan. In the early 20th century, mining waste from upstream released cadmium into the Jinzu river in Toyama Prefecture, Japan.

All four were Russian Marxists, so they belong to one school of thought. Plekhanov is called the father of Russian Marxism; in 1883 he founded the Emancipation of Labour group in Geneva with Vera Zasulich, who had begun as a populist revolutionary.

Article 170 of the Constitution says a State Legislative Assembly shall have not more than 500 and not less than 60 members chosen by direct election.

Cholesterol is a sterol, a kind of lipid (fat-like substance) that does not dissolve in water. Cholesterol is made mainly in the liver and also comes from animal foods such as eggs, meat and butter; plants do not contain it.

Statements 1 and 2 are correct, but captive breeding is an ex situ measure, so statement 3 is wrong. In situ conservation protects plants and animals where they naturally live, along with their whole ecosystem.

Corals need sunlit, clean, warm tropical water, but a salinity of 6% is far too high for them, so statement 3 is wrong.

This was the heart of the 1719 agreement between Peshwa Balaji Vishwanath and the Mughal court. In 1718 Balaji Vishwanath, the first great Peshwa of Shahu, made a deal with the Sayyid brothers, the king-makers at Delhi.

The MAA (Mothers' Absolute Affection) programme is only about breastfeeding, so statement 3 is the one correct statement and 1, 2 and 4 are not.

Mammals have a four-chambered heart, so blood passes through the heart twice in each round, once for the lungs and once for the body, without oxygenated and deoxygenated blood mixing.

SDG 15, "Life on Land", covers terrestrial ecosystems, forests, desertification, land degradation and biodiversity loss. The 17 Sustainable Development Goals were adopted by the UN General Assembly in September 2015 as part of the 2030 Agenda, replacing the eight Millennium Development Goals.

Under the Mahalwari system the land belonged to the village community (the mahal), which was jointly responsible for the revenue; it did not belong to the Government.

All three treaties deal with hazardous chemicals and wastes, and they share a joint secretariat under UNEP. The Basel Convention (1989) controls the movement of hazardous wastes across borders and their disposal, mainly to stop rich countries dumping waste in poorer ones.

Mission Shakti was India's anti-satellite (ASAT) missile test, carried out by DRDO on 27 March 2019. In the test, a Ballistic Missile Defence interceptor launched from Dr A.P.J.

The coronary arteries carry oxygen-rich blood to the muscle of the heart wall itself. The heart pumps blood to the whole body, but its own thick muscle (the myocardium) needs a separate supply.

Natural selection needs variation among members of a species; without variation there is nothing for nature to select, so statement A is the incorrect one.

The relaunched platforms of the ministry and its Department of Defence are described as fully compliant with these guidelines in their third version, along with the Digital Brand Identity Manual, also in its third version.

The ministry has put the content of the relaunched websites in that many Indian official languages, and it gives wider outreach and improved accessibility as the reason.

The distinction matters because exam papers often test which office performed an act.