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Important Days & DatesMedium

National Mathematics Day is observed on 22 December, the birth anniversary of:

  1. A.Aryabhata
  2. B.Srinivasa Ramanujan
  3. C.Brahmagupta
  4. D.C R Rao

Correct answer

B. Srinivasa Ramanujan

Explanation

The correct answer is B, Srinivasa Ramanujan. The mathematician Srinivasa Ramanujan was born on 22 December 1887 at Erode in Tamil Nadu and grew up in Kumbakonam, and although he had almost no formal training in the subject, his results on infinite series, partitions and continued fractions astonished mathematicians in England. The Government of India declared his birthday National Mathematics Day in 2012, his hundred and twenty fifth birth anniversary. Option A is wrong because Aryabhata, author of the Aryabhatiya, lived in the fifth century and no day is fixed for him. Option C is wrong because Brahmagupta, who first set out rules for calculating with zero, is not connected with this date. Option D is wrong because the statistician C R Rao is honoured in his field but has no national day.

Read the full article: Days Named After Personalities: Dates and Reasons

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Q1.Important Days & DatesEasy

National Youth Day is observed in India on 12 January, the birth anniversary of which personality?

  1. A.Swami Vivekananda
  2. B.Raja Ram Mohan Roy
  3. C.Bal Gangadhar Tilak
  4. D.Subhas Chandra Bose
Show answer
Correct answer: A. Swami Vivekananda

Swami Vivekananda was born on 12 January 1863 at Kolkata, and the Government of India declared his birthday National Youth Day in 1984, first observed in 1985, because his writings and his address at the Parliament of Religions at Chicago in 1893 are held up as a model for young…

Q2.Important Days & DatesEasy

Teachers' Day is celebrated in India on 5 September, the birth anniversary of:

  1. A.Dr Rajendra Prasad
  2. B.Dr Sarvepalli Radhakrishnan
  3. C.Maulana Abul Kalam Azad
  4. D.Dr Zakir Husain
Show answer
Correct answer: B. Dr Sarvepalli Radhakrishnan

Dr Radhakrishnan, philosopher, professor and the second President of India, was born on 5 September 1888. When students wished to celebrate his birthday in 1962, he suggested that the day be kept for teachers instead, and it has been Teachers' Day ever since.

Q5.Important Days & DatesMedium

National Science Day is observed in India on 28 February to mark which achievement?

  1. A.The launch of Aryabhata
  2. B.The announcement of the Raman effect
  3. C.The first Pokhran nuclear test
  4. D.The founding of the Indian Space Research Organisation
Show answer
Correct answer: B. The announcement of the Raman effect

On 28 February 1928 the physicist C V Raman announced his discovery that light changes its wavelength when it is scattered by molecules, an effect that carries his name, and for which he received the Nobel Prize in Physics in 1930, the first Nobel Prize in science won by an…