Mahogany tree is mainly found in which one of the following vegetation regions?

Timber vegetation is generally not found in which of the following regions?

Which one of the following is the natural vegetation of South east China ?

Which one of the following is not correctly matched? (Grassland-Region)

Which one of the following countries does not have Tundra vegetation?

Which one of the following mountains has two dissimilar types of vegetation on its two slopes?