Class 11 Geography - KERALA
Structure and Physiography
The chapter 'Structure and Physiography' in Kerala SCERT Class 11 Geography explores the geological formation and diverse physical landscape of India. Students will learn about India's geological structure, major physiographic divisions including the Himalayas, Northern Plains, Peninsular Plateau, Indian Desert, Coastal Plains, and Islands. This chapter is extremely important for board exams as it forms the foundational base for understanding Indian geography, frequently featuring map-pointing questions, long descriptive answers, and conceptual differentiation questions that test spatial understanding.
Start Learning FreeKey Concepts
Peninsular Block
A stable shield area composed ancient gneisses and granites, forming the oldest and most stable landmass of the Indian subcontinent.
Himalayan Mountain System
Young, weak, and flexible fold mountains formed by the tectonic collision of the Indian Plate with the Eurasian Plate, characterized by high peaks and deep gorges.
Indo-Ganga-Brahmaputra Plain
A vast aggradational plain formed by the continuous deposition of silt and alluvium brought down by the three major river systems from the Himalayas.
Physiography
The study of the surface features of the Earth, encompassing the relief, landforms, and structural arrangement of a region.
Gondwanaland
The ancient southern supercontinent from which the Peninsular plateau of India originally broke away before drifting northwards.
Important Formulas
Board Exam Info
In the Kerala (SCERT) Class 11 Geography examinations, this chapter typically carries around 8 to 12 marks. Common question types include short notes on physiographic divisions, map-marking of mountain ranges, passes, and plains, and differentiating between the Eastern and Western Ghats or the Himadri and Shivaliks.
Frequently Asked Questions
Himalayan rivers are perennial as they are fed by both melting snow and rain, whereas Peninsular rivers are mostly seasonal and rely entirely on monsoon rainfall.
They were formed relatively recently in geological time through the folding of earth's crust due to tectonic plate collision and are still undergoing tectonic activity.
India is divided into six major physiographic regions: the Northern and Northeastern Mountains, the Northern Plains, the Peninsular Plateau, the Indian Desert, the Coastal Plains, and the Islands.
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