Which of the following is the national Tree of Bangladesh?
From which country did the USA buy 'Louisiana State'?
Which of the following countries has no sea port?
Which of the following country does not have a written constitution?
From which date was Value Added Tax (VAT) introduced in Bangladesh?
Which of the following organization is concerned with environmental issues?
Which virus causes swine flu?
OPEC is associated with the international trading of which of the following commodities?
TIFA means-
The biggest delta in the world is -
The first Industrial Revolution took place in-
Sundarbans became inscribed as a UNESCO world haritages site in the year?
Which district of Bangladesh is the smallest in size?
Under which amendment of the Consitution of Bangladeash was the number of reserve seats for female members of parliament increased from 30 to 45.
In which district is 'Uttara Ganabhaban' located?
Who is the first woman to win the Nobel Prize in Economics?