GENERAL KNOWLEDGE

Detailed explanation-1: -A perceptual or vernacular region is defined by feelings and prejudices that may or may not be true. It can also be an idea of a person’s mental map.

Detailed explanation-2: -Formal regions are areas in which a certain characteristic is found throughout them. Functional regions consist of a central place and the surrounding places affected by it. Perceptual regions are defined by people’s attitudes and feelings about areas.

Detailed explanation-3: -Geographers have identified three types of regions: formal, functional, and vernacular. A functional region is also called a nodal region because it is defined by a social or economic function that occurs between a node or focal point and the surrounding areas.

Detailed explanation-4: -Regions may be nodal, defined by the organization of activity about some central place (e.g., a town and its hinterland, or tributary area), or uniform, defined by the homogeneous distribution of some phenomena within it (e.g., a tropical rainforest).