In which of the following regions are Pygmies found?

The native African tribe 'Pygmies' are found in which of the following river basins –

In which one of the following places is the Shompen tribe found?

Which of the following is not a tribe of middle Indian region?

Which of the following regions is the original habitat of ‘Toda Tribe’?

Which of the following regions is the original habitat of the Toda Tribe?