Notes and Study material for Exams
Alfred Wegner was a German Meteorologist in the early 1900s who studied ancient climates. Like most people, the jigsaw puzzle appearance of the Atlantic continental margins caught his attention. He put together the evidence of ancient glaciations and the distribution of fossil to formulate a theory that the continents have moved over the … Read more
The Sleeping Giants: A Look at Dormant Volcanoes Volcanoes, with their fiery eruptions and awe-inspiring power, have captivated human imagination for centuries. But not all volcanoes are actively spewing lava and ash. Some, classified as dormant, lie in a state of slumber, their fiery potential hidden beneath a veneer of tranquility. While they may not … Read more
The Fiery Heart of the Earth: A Deep Dive into Basic Lava The Earth’s fiery heart, a cauldron of molten rock, occasionally erupts onto the surface, unleashing a spectacle of nature’s raw power. This molten rock, known as lava, is a fascinating and complex substance, its composition and behavior dictating the shape of landscapes and … Read more
Evolution and Geomorphology of the Indian Subcontinent About 140 million years ago the main landmass on Earth was concentrated together in a super continent called Gondwana which started to break up in four tectonic plates; African, Antarctic, Australian and Indian plates. The rifting is thought to be caused by the rising of a … Read more
The Solar System consists of the Sun and its eight main planets, their satellites, asteroids, comets, meteors and other dwarf planets. The Sun is at the one of the two “centers” of The Solar System and the planets revolving around it in elliptical orbits. The sun is in the centre of the solar system. It … Read more
Soil fertility depleted, the rivers polluted and the forests destroyed. The Indian Scenario India constitutes 18 per cent of the world’s Population, 15 per cent of the live stock population and only 2 per cent of the geographic area, one per cent of the forest area and 0.5 per cent of pasture lands. … Read more
Biodiversity: Soil reclamation can help to increase biodiversity by providing a more suitable habitat for plants and animals. Challenges of soil reclamation: Soil reclamation can be a complex and time-consuming process, and it can be expensive. There are a number of challenges that can be associated with soil reclamation, including: The type of damage that … Read more
Ore An ore is a special type of rock that contains a large enough amount of a particular mineral (usually a Metal) to make it economically practical to extract that mineral from the surrounding rock. Not all Minerals are found in a large enough amount in one location to make it worth it to remove the ore … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> : Types, distribution and their impact:- Earthquake:- The study of seismic waves provides a complete picture of the layered interior. An earthquake in simple words is shaking of the earth. It is a natural event. It is caused due to release of energy, which generates waves … Read more
Delving into the Earth’s Layers: A Comprehensive Guide to Soil Profiles The ground beneath our feet, seemingly solid and unchanging, is in fact a dynamic and complex system. This intricate tapestry of minerals, organic matter, water, and air, known as soil, plays a vital role in sustaining life on Earth. Understanding the vertical arrangement of … Read more