National Science Day in India is celebrated on February 28th every year. This day commemorates the discovery of the Raman Effect by the Indian physicist Sir C.V. Raman on February 28, 1928, for which he was awarded the Nobel Prize in Physics in 1930. National Science Day is an opportunity to recognize and celebrate the contributions of Indian scientists and to promote scientific temper and curiosity in the country.

the Indian Railway Institute of Civil Engineering (IRICEN) is located in Pune, Maharashtra, India. IRICEN is one of the specialized training institutes for civil engineers working in the Indian Railways. It provides training in various aspects related to civil engineering in the context of railway infrastructure and operations.

Answer: C) Norway Explanation: The case where there is 6 months day, and 6 months night could only happen on poles because The Earth is tilted on its axis. The pole which is away (opposite direction of sun) from the Sun remains in complete darkness till it comes in front of the sun. So we conclude that, countries at the poles have 6 months day, and 6 months night. So countries close to these region have such cases like, Alaska, Antarctica, Norway etc. Norway, the northernmost inhabited region of Europe, there is no sunset from approximately 19 April to 23 August. The extreme sites are the poles, where the sun can be continuously visible for half the year. The North Pole has midnight sun for 6 months from late March to late September.

According to the Ministry of Education, Bihar has the lowest literacy rate in India at 61.8%. The literacy rate in Bihar is 63.82% according to the 2011 census. The state has a male literacy of 73.39% and a female literacy rate of 53.33%

The "Red Data Book" is a list of rare plants, animals, fungi and other organisms that are considered to be at maximum risk of extinction. It contains information on the status, distribution, and conservation of these species. Through the Red Data book, the conservation needs of these organisms are understood and necessary steps are planned for their protection.