Geography Archives - Page 2 of 5

Important deserts of the world

May 26, 2022July 4, 2023 pcsclasses

Important deserts of the world what is desert? A Desert is a barren area of landscape where little participation occurs, consequently, living conditions are hostile for plant and animal life. A desert can be any large, extremely dry area of land that lacks vegetation, the area includes polar regions. Deserts are the driest places on Earth. these get less than 250 mm of rain in a year. It can be classified by the amount of precipitation that falls, by the temperature that prevails, by the causes of desertification, or by their…

Soils: Formation, Classification

March 17, 2022October 27, 2023 pcsclasses

Soils: Formation, Classification Soil is a mixture of rock debris and organic materials that develop on the surface of the Earth. Mineral particles, humus, water, and air are components of Soil. The soil on the surface of Earth has evolved over a thousand years. Soil consists of mineral particles, humus, water, and air. The amount of these components varies and depends on the type of soil. Factors affecting soil formation: The major factors affecting soil formation are: Relief Vegetation and other life forms (Organic materials) Parent material Time Climate Human…

Climatic regions of India

March 9, 2022April 1, 2023 pcsclasses

Climatic regions of India Climate: The average of weather conditions over a longer period of time is called climate. The climate of India is Monsoonal in rhythm and character. India with the rest of Southeast Asia has the Tropical Monsoon Climate as a large area of it lies in the tropical zone and is largely affected by the monsoon winds which emphasizes the unity of the region. Factors affecting the climate of India Factors related to location and relief latitude Factors related to air pressure and wind Factors related to…

The Peninsular Drainage System

March 7, 2022July 31, 2023 pcsclasses

The Peninsular Drainage System The Peninsular drainage system is older than the Himalayan system. The system includes the Narmada, the Tapi, the Mahanadi, the Godavari, the Krishna, the Kaveri, and many other small rivers. The evolution of the Peninsular drainage system: In the past three major geological events occurred that shaped the present drainage system of Peninsular India: Subsidence of the Western flank of the Peninsula led to its submergence below the sea during the early tertiary period; 500 million years ago. This disturbed the symmetrical plan of the river…

The Ganga River System

February 23, 2022July 31, 2023 pcsclasses

The Ganga River system The Ganga River is a transboundary river of Asia that flows through India and Bangladesh. In Bangladesh, it is known as the river Padma. The Ganga river system is the largest river system in India having an area of 8.6 lakh sq km consisting of perennial and non-perennial rivers which originate in the Himalayas in the North and the Indian Peninsula in the South. Origin of Ganga: River Ganga rises in the Gangotri glacier near Gaumukh (3900m) in the Uttarkashi district of Uttarakhand. At the place…

The Indus (Sindhu) River System

February 16, 2022July 31, 2023 pcsclasses

The Indus (Sindhu) River System The Indus River: Origin The Indus is the Western most river system in the subcontinent. River Indus originates from a glacier at the height of 4,164 m near Bokhar Chu (31 ° 15′ N latitude and 81°40 ′E longitude) in the Kailash mountain range in the Tibetan region known as Singi Khamban or Lion’s Mouth. Indus River basin Indus River passes through Ladakh and Baltistan after flowing in the Northwest direction between Ladakh and Zanskar range. It forms a spectacular gorge near Gilgit in Jammu…

Physiography of India

January 29, 2022April 19, 2023 pcsclasses

Physiography of India Physiography: The study of physical features, processes, and stages of development of an area comes under physiography. The main characteristic of Indian physiography is its vast, extensive, and great diversity in its physical features. Physiographic division of India India can be divided into the following six physiographic divisions: The Northern and North Eastern Mountains The Northern Plains The Peninsular Plateau The Indian Desert The coastal plains The Islands The Northern and Northeastern Mountains The northern and northeastern mountains consist of the Himalayas and North Eastern hills. A…

Location and Geological Divisions of India

January 21, 2022January 16, 2023 pcsclasses

Location and Geological Divisions of India The mainland of India extends from Jammu and Kashmir in the North to Kanyakumari in the South, Arunachal Pradesh in the East to Gujarat in the West. Its territorial stretch extends 12 nautical miles i.e. 12.9 km toward the sea from the coast. Location of India: India is located in Northern Hemisphere, between 8° 4 ′N to 37 °6 ′N latitude and, 68 °7′ E and 97°25 ′ longitude The southern boundary of India extends up to 6°45′ N latitude in the bay of…