CDS GK Questions 2026

He was Vice-President from 11 August 2007 to 10 August 2017, two consecutive full terms, and is the only person after Dr. S. Radhakrishnan to achieve that.

He became Vice-President on 21 August 1997 and died on 27 July 2002, a few days before his term was to end, the only holder of the office to die in harness.

Article 64 provides that the Vice-President shall be ex-officio Chairman of the Council of States, that is the Rajya Sabha, and shall hold no other office of profit; when he acts as President he does not perform the duties of Chairman and draws no salary as Chairman.

She was the twelfth President of India and held office from 2007 to 2012, the first woman to do so, having earlier served as Governor of Rajasthan.

In 1977 every other nomination was rejected and he was declared elected unopposed, the only President of India chosen in that manner.

Article 60 provides that the President shall, before entering upon his office, make and subscribe an oath or affirmation in the presence of the Chief Justice of India, or in his absence the senior-most Judge of the Supreme Court available.

Article 54 says the President shall be elected by an electoral college consisting of the elected members of both Houses of Parliament and the elected members of the Legislative Assemblies of the States, the Assemblies of Delhi and Puducherry having been added by the Seventieth Amendment.

When Dr. Zakir Husain died on 3 May 1969, Shri V. V. Giri was the Vice-President, and under Article 65 the Vice-President discharges the functions of the President during such a vacancy.

He took office in May 1967 and died on 3 May 1969, which gave him the shortest tenure of any President of India and made him the first to die in office.

He held the office of Vice-President from 13 May 1952 to 12 May 1962, two full terms, and then served as the second President of India from 1962 to 1967.

He was sworn in on 26 January 1950, the day the Constitution came into force, and held the office until 13 May 1962.

Meristems are groups of actively dividing cells, and all new plant tissue comes from them. Meristematic cells are living, small and closely packed, with thin cellulose walls, dense cytoplasm, a large nucleus and few or no vacuoles.

The layers of graphite are held only by weak van der Waals forces, not by covalent bonds. Diamond and graphite are allotropes of carbon.

Soap lowers the surface tension of water, so water spreads into fine gaps and wets greasy dirt that plain water would bead up on.

Sound is a mechanical wave that needs a medium, so it cannot pass through empty space. Sound travels as a series of compressions and rarefactions passed from particle to particle of a medium.

In a dicot leaf most stomata are on the lower surface, so coating that surface blocks most of the water loss and the leaf stays fresh the longest.

Tides are the regular rise and fall of sea level caused mainly by the gravitational pull of the Moon, and to a lesser extent the Sun, on the Earth.

Typhoid is caused by the bacterium Salmonella typhi; the other three are viral diseases. Salmonella typhi spreads through food and water contaminated with the faeces of an infected person, which is why typhoid is common where sanitation is poor.

Every living cell needs a cell membrane, and plant cells add a rigid cell wall outside it. The cell membrane, or plasma membrane, is the thin, selectively permeable boundary of every cell; it controls what enters and leaves.

The Precambrian covers all of Earth's history from its formation about 4.6 billion years ago to the start of the Cambrian about 541 million years ago.