Which one of the following countries is included in Mega bio-diversity region?

The busiest Oceanic route for international trade is -

'Chakma' tribe is related to which one of the following countries?

The Grand Canyon is located on the :

Solar energy is received by the earth through ____

Which planet is called evening star?

Which of the following is called the twin of the earth?

Chinook is ________ local wind of U.S.A.