National Science Day is celebrated in India on February 28 each year to mark the discovery of the Raman effect by Indian physicist Sir Chandrasekhar Venkata Raman on 28 February 1928. For his discovery, Raman was awarded the Nobel Prize in Physics in 1930. In 1986, the National Council for Science and Technology Communication (NCSTC) asked the Government of India to designate February 28 as National Science Day. The event is now celebrated all over the country in schools, colleges, universities and other academic, scientific, technical, medical and research institutions. On the occasion of the first NSD (National Science Day) on 28 February 1987, the NCSTC announced institution of the National Science Popularization awards for recognizing outstanding efforts in the area of science communication and popularization.

Correct Option: D

National Science Day is celebrated in India on February 28 each year to mark the discovery of the Raman effect by Indian physicist Sir Chandrasekhar Venkata Raman on 28 February 1928. For his discovery, Raman was awarded the Nobel Prize in Physics in 1930. In 1986, the National Council for Science and Technology Communication (NCSTC) asked the Government of India to designate February 28 as National Science Day. The event is now celebrated all over the country in schools, colleges, universities and other academic, scientific, technical, medical and research institutions. On the occasion of the first NSD (National Science Day) on 28 February 1987, the NCSTC announced institution of the National Science Popularization awards for recognizing outstanding efforts in the area of science communication and popularization.

World Environment Day (‘WED’) is celebrated every year on 5th June to raise global awareness of the need to take positive environmental action. It is run by the United Nations Environment Programme (UNEP). It was the day that United Nations Conference on the Human Environment began. The United Nations Conference on the Human Environment was from 5–16 June 1972. It was established by the United Nations General Assembly in 1972. The first World Environment Day was in 1973.

Correct Option: A

World Environment Day (‘WED’) is celebrated every year on 5th June to raise global awareness of the need to take positive environmental action. It is run by the United Nations Environment Programme (UNEP). It was the day that United Nations Conference on the Human Environment began. The United Nations Conference on the Human Environment was from 5–16 June 1972. It was established by the United Nations General Assembly in 1972. The first World Environment Day was in 1973.

The Romans named months after Julius Caesar and Augustus, renaming Quintilis as “Iulius” (July) in 44 BC and Sextilis as “Augustus” (August) in 8 BC. Quintilis was renamed to honour Caesar because it was the month of his birth. According to a senatus consultum quoted by Macrobius, Sextilis was renamed to honour Augustus because several of the most significant events in his rise to power, culminating in the fall of Alexandria, occurred in that month.

Correct Option: C

The Romans named months after Julius Caesar and Augustus, renaming Quintilis as “Iulius” (July) in 44 BC and Sextilis as “Augustus” (August) in 8 BC. Quintilis was renamed to honour Caesar because it was the month of his birth. According to a senatus consultum quoted by Macrobius, Sextilis was renamed to honour Augustus because several of the most significant events in his rise to power, culminating in the fall of Alexandria, occurred in that month.

The United Nations, in December 2013, honoured Odisha Chief Minister Naveen Patnaik for successful management of cyclone Phailin. India (Odisha), thus, became the first country in South East Asia to be felicitated for disaster management by the UN.

Correct Option: D

The United Nations, in December 2013, honoured Odisha Chief Minister Naveen Patnaik for successful management of cyclone Phailin. India (Odisha), thus, became the first country in South East Asia to be felicitated for disaster management by the UN.

Nelson Mandela, a South African politician who served as President of South Africa from 1994 to 1999, the first ever to be elected in a fully representative democratic election, became the second non-citizen and first non-Indian recipient of the Bharat Ratna in 1990. Khan Abdul Ghaffar Khan was the first nonIndian recipient of this honour in 1987.

Correct Option: C

Nelson Mandela, a South African politician who served as President of South Africa from 1994 to 1999, the first ever to be elected in a fully representative democratic election, became the second non-citizen and first non-Indian recipient of the Bharat Ratna in 1990. Khan Abdul Ghaffar Khan was the first nonIndian recipient of this honour in 1987.