15 . The gradual reduction of regional contrasts resulting from increasing cultural , economic , political and other types of exchanges is known as :
16 . The difference between formal and functional regions is :
17 . The current interglacial period is known as the :
18 . Which realm is not one of the core areas of the world :
19 . This population cluster lies centered on China and includes the Pacific-facing Asian coastal zone from the Korean Peninsula to Vietnam .
20 . Which water body is surrounded by a geologically-active Ring of Fire :
21 . An index of regional disparity would be useful for examining :
22 . In regional geography , relative location :
23 . Rainfall patterns in humid tropical ( A ) climates are characterized by all except :
24 . Which of the following statements concerning the world ' s most widely distributed language family is incorrect ?
25 . Which of the following statements about B climates is incorrect ?