Which of the following islands of India has volcanic origin?

The famous Volcanic mountain 'Krakatoa' is situated in which of the following countries?

The two volcanic Islands in the Indian Territory are -

Which one among the following volcanic island chains is NOT associated with mid-oceanic ridge?

Extrusive volcanoes are not found in which one of the following mountains?

Which one of the following statements with regard to volcanoes is not correct?