প্রশ্নঃ The largest district in Bangladesh in terms of geographical area-

বর্ণনাঃ আয়তনে সবচেয়ে বড় জেলা - রাঙামাটি জনসংখ্যায় সবচেয়ে বড় জেলা- ঢাকা আয়তনে সবচেয়ে ছোট জেলা - নারায়ণগঞ্জ জনসংখ্যায় সবচেয়ে ছোট জেলা - বান্দরববান।

প্রশ্নঃ 'Melamine' was originated from-

বর্ণনাঃ Melamine was first synthesized by the German chemist Justus von Liebig in 1834.

প্রশ্নঃ The book "Glimpse of World History" was written by?

বর্ণনাঃ Glimpses of World History, a book written by Jawaharlal Nehru in 1934, is a panoramic sweep of the history of humankind. It is a collection of 196 letters on world history written from various prisons in British India between 1930-1933.

প্রশ্নঃ The five permanent members of UN security council are-

বর্ণনাঃ The UN Security Council is composed of 15 Members: Five permanent members: China, France, Russian Federation, the United Kingdom, and the United States, and ten non-permanent members elected for two-year terms by the General Assembly (with end of term year).

প্রশ্নঃ Mount Everest is located in-

বর্ণনাঃ Mount Everest is located on the border between Tibet and Nepal in the Himalayas in Asia.

প্রশ্নঃ Historical city Troy is located in-

বর্ণনাঃ The site of Hisarlik, in northwest Turkey, has been identified as being Troy since ancient times. Archaeological research shows that it was inhabited for almost 4,000 years starting around 3000 B.C.

প্রশ্নঃ The slogan of the French revolution was-

বর্ণনাঃ The famous slogan of the French Revolution was “liberty, equality, fraternity“. They cannot be treated separately or weighed one against the other.

প্রশ্নঃ The target year to achieve the "Millennium Development Goals" is -

বর্ণনাঃ The United Nations Millennium Development Goals are eight goals that all 191 UN member states have agreed to try to achieve by the year 2015.

প্রশ্নঃ Who calls the assembly of parliament in Bangladesh?

বর্ণনাঃ The president calls Parliament into session. The assembly elects a speaker and a deputy speaker, who chair parliamentary activities.

প্রশ্নঃ What is the number of wickets captured by Muttiah Muralidharon in test cricket?

বর্ণনাঃ Legendry Sri Lankan off-spinner Muttiah Muralitharan is the highest wicket-taker in the history of Test cricket. Muttiah Muralitharan had taken 800 wickets in his 18-year career from 1992-2010.

প্রশ্নঃ How many countries did the Soviet Union split into?

বর্ণনাঃ Soviet Union, the second pole of Cold war and leader of communist world, split in 15 different countries by 1991.

প্রশ্নঃ Which number logically follows this series 4-6-9-6-14-6

বর্ণনাঃ Lets Forget about the 2nd,4th, 6th number. Now the numbers we are having are 4,9,14 See we missed 4 numbers between 4 and 9 and 9 and 14 and if we continue the series and leave 4 numbers again we will get 19.

প্রশ্নঃ Where is the headquarters of European Union located?

বর্ণনাঃ Brussels in Belgium is considered the de facto capital of the European Union, having a long history of hosting the institutions of the European Union within its European Quarter.

প্রশ্নঃ How many sections are there in the constitution of Bangladesh?

বর্ণনাঃ Constitution of the People's Republic of Bangladesh was adopted by the Constituent Assembly on 4 November 1972 and came into force on 16 December of the same year, marking the Victory Day. The Constitution has 153 Articles arranged under eleven parts and 4 schedules

প্রশ্নঃ Which is the first EPZ established in Bangladesh?

বর্ণনাঃ Chittagong Export Processing Zone (CEPZ), also known as Chittagong EPZ, is the first and one of the eight export processing zones in Bangladesh located at South Halishahar in Chittagong. It was established in 1983.

প্রশ্নঃ Who amongst the following was the first to state that the earth revolves round the sun ?

বর্ণনাঃ In 1543, Nicolaus Copernicus detailed his radical theory of the Universe in which the Earth, along with the other planets, rotated around the Sun.

প্রশ্নঃ 'Green house effect ' means-

বর্ণনাঃ The greenhouse effect means an increase in the amount of carbon dioxide and other gases in the atmosphere (= mixture of gases around the earth), that is believed to be the cause of a gradual warming of the surface of the earth.

প্রশ্নঃ The headquarter of Shrimp Research Center of Bangladesh is in-

বর্ণনাঃ About 75% of the total shrimp farms are located in Khulna, Bagerhat and Satkhira districts. Hence, in view of the prospect of shrimp culture and the stipulate of the local inhabitants, Bangladesh Fisheries Research Institute has been established Shrimp Research Station in Bagerhat district.

প্রশ্নঃ Who was of the founder of 'Shantiniketon'-

বর্ণনাঃ Shantiniketan was founded and developed by members of the Tagore family. It was founded by Debendranath Tagore. Rabindranath Tagore wrote many of his literary classics at Santiniketan. His son, Rathindranath Tagore was one of the first five students at the Brahmacharya asrama at Santiniketan.

প্রশ্নঃ The frequency of which the following is highest ?

বর্ণনাঃ The frequency of Gamma rays is the highest. Gamma rays are the highest energy EM radiation and typically have energies greater than 100 keV, frequencies greater than 1019 Hz, and wavelengths less than 10 picometers.