Defence GK Questions 2026

Kerala shows almost no difference between day and night temperatures because it lies on the coast close to the equator, where the sea keeps the air mild and the humidity stays high.

Alexander the Great died in 323 BCE at Babylon, aged about thirty-two, on his way back from the Indian campaign.

Mountains are built by endogenic forces, the forces that act from inside the earth and raise, bend or break the crust.

The Act of 1935 ended dyarchy in the provinces, granted provincial autonomy and placed the whole provincial administration under ministers answerable to elected legislatures.

The Home Rule Movement began in 1916, when two leagues were set up to demand self-government for India within the British Empire.

Balban took the title Zil-i-Ilahi to claim that the sultan rules as the shadow of God on earth, a claim that placed him far above his nobles.

The Roaring Forties are the strong westerly winds of the southern hemisphere between about 40 and 50 degrees south. They blow with such force because there is almost no land in that belt to slow them down, so sailing ships once used them on the route to Australia.

The first summit of the Non-Aligned Movement met at Belgrade, then the capital of Yugoslavia, in September 1961, and twenty-five countries took part.

Bhulabhai Desai led the defence at the Red Fort trials of the Indian National Army officers, and his argument that the soldiers of a recognised army were fighting for their country's freedom turned the trials into a public cause.

The Sea Phase consisted of coordinated exercises in Humanitarian Assistance and Disaster Relief, Visit-Board-Search-Seizure and Underway Replenishment, with helicopter work covering cross-deck landings, vertical replenishment and casualty evacuation.

Acronyms with a full form of this length are standard objective-paper material, and the safest way to carry them is word by word rather than by sense, because every distractor here is built to sound right.

Themes are among the most heavily tested details in questions on exercises and summits, because they are specific, short and easy to confuse with a plausible alternative.

The ASEAN-India Maritime Exercise was conducted there, with INS Sahyadri and INS Kulish representing the Indian Navy through both the Harbour Phase and the Sea Phase.

The correct answer is Vedic Kavach, the post-quantum cryptography platform built by BISAG-N. The keys produced by the quantum link were integrated with it, and test messages were then encrypted and decrypted from end to end.

Both numbers describe the quality of the link: the key rate is how fast fresh secret material can be produced for encryption, and the error rate measures how often a photon is read wrongly, which in quantum key distribution also signals whether anyone has interfered with the channel.

QNu Labs supplied the hardware QKD device Armos, BISAG-N contributed the post-quantum cryptography platform Vedic Kavach along with one end of the link, and IIT Gandhinagar hosted the other end and provided the field setting.

That is the span over which the country's first free-space Quantum Key Distribution link was established, between the BISAG-N campus and IIT Gandhinagar, in a field trial run on the night of 27 and 28 September.

In the continental drift theory that Alfred Wegener put forward in 1912, the single land mass was Pangaea and the single mega ocean around it was Panthalassa, a Greek name meaning all sea.

The Earth turns through 360 degrees in 24 hours, so it covers 15 degrees of longitude in one hour, and each standard time zone is drawn one hour, that is 15 degrees, wide.

Gandhi led the Kheda satyagraha in 1918, asking the government to remit land revenue after the crops failed in that district of Gujarat.