SSC GD Constable GK Questions 2026

Typhoid is caused by the bacterium Salmonella Typhi, which spreads through food and water contaminated with human waste, and it is prevented both by sanitation and by the typhoid conjugate vaccine.

The Vikram lander of Chandrayaan-3 touched down on 23 August 2023, making India the fourth country to soft-land on the Moon and the first to land in the region of the south pole, and the Government named the date National Space Day.

The Union was founded on 17 May 1865, when the first International Telegraph Convention was signed at Paris, and it is today the United Nations agency for information and communication technologies with its headquarters at Geneva.

Mokshagundam Visvesvaraya was born on 15 September 1861, built the Krishna Raja Sagara dam across the Kaveri, designed the automatic flood gates used at Khadakwasla, served as Diwan of Mysore and received the Bharat Ratna in 1955.

UNESCO proclaimed the day in 1966 and it has been observed since 1967 to remind governments that literacy is the base of every other right, with a theme announced each year and the UNESCO literacy prizes awarded.

Azad was born on 11 November 1888 and became independent India's first Minister of Education; the first Indian Institutes of Technology, the University Grants Commission and the All India Council for Technical Education belong to his term, and the Ministry declared his birthday National Education Day in 2008.

Radhakrishnan, a philosopher and teacher who became the first Vice-President and the second President of India, was born on 5 September 1888; when his students wished to celebrate his birthday he asked that the day be kept for teachers instead.

Ramanujan was born on 22 December 1887 at Erode in the Madras Presidency, worked on number theory, infinite series and continued fractions, and was elected a Fellow of the Royal Society at a very young age.

On 11 May 1998 India tested nuclear devices at Pokhran in Rajasthan under Operation Shakti; the same day the indigenous Hansa-3 trainer aircraft made its first test flight and the Trishul missile was successfully test-fired, and Prime Minister Atal Bihari Vajpayee named the date National Technology Day.

C. V. Raman made the announcement on 28 February 1928 and won the Nobel Prize in Physics for it in 1930, the first Nobel in the sciences for an Indian.

On this day in 1928 C. V. Raman announced the discovery of the Raman Effect, the scattering of light with a changed wavelength when it passes through a transparent medium, and the discovery brought him the Nobel Prize in Physics in 1930.

It is the second of the three Yudh Seva medals instituted in 1980, below the Sarvottam Yudh Seva Medal and above the Yudh Seva Medal.

The two lists are announced on 26 January and on 15 August, and the medals are presented later at investiture ceremonies by the President, who is the Supreme Commander of the armed forces.

The series has three grades, the Sarvottam Jeevan Raksha Padak, the Uttam Jeevan Raksha Padak and the Jeevan Raksha Padak, and it is administered by the Ministry of Home Affairs and open to civilians, including children.

The Sena Medal, the Nao Sena Medal and the Vayu Sena Medal were instituted in 1960 for individual acts of gallantry or exceptional devotion to duty, one for each service, and the word Nao in the name marks the Navy just as Vayu marks the Air Force.

He was awarded the Param Vir Chakra posthumously for the action at Badgam in Kashmir in November 1947, during the first conflict after independence, and the medal itself was instituted on 26 January 1950 with effect from 15 August 1947.

It is the highest peacetime gallantry award and is given for the most conspicuous bravery or self-sacrifice away from the field of battle, to members of the armed forces and to civilians alike.

The three grades of the series are worded exactly this way and questions are set on the wording alone: the most exceptional order for the Param Vishisht Seva Medal, an exceptional order for the Ati Vishisht Seva Medal and a high order for the Vishisht Seva Medal.

The three medals were instituted in 1980 and follow the same three steps as the Vishisht Seva medals, but the word Yudh in the name shows that they belong to wartime service rather than peacetime service.

The medal was instituted in that year in three classes, and in 1967 the classes were given the separate names Param Vishisht Seva Medal, Ati Vishisht Seva Medal and Vishisht Seva Medal.