811. Indian sovereignity in sea extends upto how many nautical miles?
12
812. Which decade is celebrated as United Nations decade on biodiversity?
2011-2020
813. Which is the branch of agriculture concerned with the production of crops?
Agronomy
814. Who is the inventor of Four Stroke Engine?
Nikolaus Lotto
815. Which is the most important coal field of India?
Raniganj
816. Which is the first multipurpose river valley project of independent India?
Damodar Valley Corporation
817. Who is the author of “The Bride of the Sahib and other Stories.”?
Khushwant Singh
818. Which place is known as the Vatican of Nair community?
Perunna near Changanasseri
819. The first and only Cooperative Society of writers, authors and publishers (SPCS), for publishing books and periodicals was set up at Kottayam in?
1945
820. Who is the author of “Kapala Kendala”?
Bankim Chandra Chatterjee