সরকারিভাবে বাংলাদেশে উপজাতি গোষ্ঠীর সংখ্যা কত? (According to government censas, how many tribal communities are there in Bangladesh?)
Who is the author of the book “A Bunch of Old Letters”?
Considering the land area, what is largest and smallest Upazila of Bangladesh?
The 'Ruins of the Buddhists Bihara at Paharpur' and 'The Sundarbans' were declared a world heritage site in the year of:
How many freedom fighters were awarded 'Bir Uttam' and 'Bir Pratik' for their valiant roles in the Liberation War Bangladesh?
Which is not a Scandinavian country?